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Apple G5 manuale d’uso - BKManuals

Apple G5 manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Apple G5. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Apple G5 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Apple G5 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Apple G5 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Apple G5
- nome del fabbricante e anno di fabbricazione Apple G5
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Apple G5
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Apple G5 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Apple G5 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Apple in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Apple G5, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Apple G5, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Apple G5. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    © 2005 Apple Computer , Inc. All rights reser ved.  Service Source iMac G5 (17-inch) Updated 1 October 2007[...]

  • Pagina 2

    © 2004 Apple Computer , Inc. All rights reser ved.  Service Source Take Apart iMac G5 (17-inch)[...]

  • Pagina 3

    iMac G5, 17-inch Take Apart - 1 General Information General Information What’ s New October 2007 Updated Logic Board replacement procedure. A “caution” was added to notify ser vice providers not to twist, fle x, or bend the iMac G5 logic as you install to board into the chassis. Fle xing the board may jeopardiz e the ther mal interface betw [...]

  • Pagina 4

    2 - iMac G5, 17-inch Take Apart General Information • AirPort antenna • Bluetooth antenna • LED light pipe[...]

  • Pagina 5

    iMac G5, 17-inch Take Apart - 3 General Information T ools The f ollowing tools are required to ser vice the computer : • Phillips #2 screwdriver • Flat-blade screwdriver • Torx-6 and 8 screwdriver • Jeweler’s flat-blade screwdriver • Nylon probe tool (black stick 922-5065) • Needlenose pliers • Soft cloth (to protect removed parts [...]

  • Pagina 6

    4 - iMac G5, 17-inch Take Apart General Information Important Things to Know 1. All customer remov able screws are brass colored (e xcept for some fan scre ws on earlier units which use torx scre ws). Do not remo ve screws unless the y are brass colored, or you will v oid y our warranty . 2. Important: Ground yourself when w or king on the computer[...]

  • Pagina 7

    iMac G5, 17-inch Take Apart - 5 Removing the Back Cover Removing the Back Cover T ools Use the screwdriver provided, or a Phillips #2 screwdriver Pr ocedure 1. T ur n your computer off b y choosing Shut down from the Apple ( K ) menu. 2. Disconnect all cables , and unplug the power cord from y our computer . Put on your ESD Wrist strap.[...]

  • Pagina 8

    6 - iMac G5, 17-inch Take Apart Removing the Back Cover 3. Place a soft, clean tow el or cloth on the desk or surface . Hold the sides of the computer and slowly la y the computer f ace down as shown. 4. Locate the three case screws circled belo w . Y ou ma y hav e to lift the metal f oot to locate the middle case screw . Note: These screws are cap[...]

  • Pagina 9

    iMac G5, 17-inch Take Apart - 7 Removing the Back Cover 6. Holding the back co ver b y the metal stand, tilt the cov er up and lift it off the computer . Set the back co ver aside .[...]

  • Pagina 10

    8 - iMac G5, 17-inch Take Apart Replacing the Back Cover Replacing the Back Cover T ools Use the screwdriver provided, or a Phillips #2 screwdriver Pr ocedure 1. Remov e the replacement back co ver and f oot from its packaging. 2. Replace the cov er so that the slots on the top edge of the back co ver mate with the tabs on the displa y housing.[...]

  • Pagina 11

    iMac G5, 17-inch Take Apart - 9 Replacing the Back Cover 3. Low er and press the cover into place until it fits sn ugly on the computer . 4. Tighten the three captiv e case screws by turning them to the right. Don’t ov er tighten the screws[...]

  • Pagina 12

    10 - iMac G5, 17-inch Take Apart Replacing the Back Cover 5. Make sure the case is not bo wing along the bottom or sides. If it is, chec k that the optical drive and cab les are seated proper ly . There should be no gaps around the edges when the screws are tightened. 6. P osition the computer in the upright position. Reconnect the pow er cord and [...]

  • Pagina 13

    iMac G5, 17-inch Take Apart - Serial ATA Hard Drive Serial ATA Hard Drive T ools • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Flatblade screwdriver • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 14

    12 - iMac G5, 17-inch Take Apart Serial ATA Hard Drive Removing the Serial A T A Hard Driv e 1. T o access the hard drive y ou must first remov e other ser vice modules. This procedure will show y ou how to remov e and replace these modules. Note: As you remo ve each module, set it aside , along with the screws f or that module. 2. Ground yourself[...]

  • Pagina 15

    iMac G5, 17-inch Take Apart - Serial ATA Hard Drive 3. Locate the f an cov er near the top of the computer . 4. Using the tool provided, or a Phillips #2 scre wdriver , remove the tw o fan co ver scre ws. Lift the f an cov er off the computer . Set the screws and f an cover aside .[...]

  • Pagina 16

    14 - iMac G5, 17-inch Take Apart Serial ATA Hard Drive 5. Locate the hard drive in the top right cor ner . 6. Mov e the blac k video cable (located to the left of the hard drive) out of the w ay to access a hard drive scre w .[...]

  • Pagina 17

    iMac G5, 17-inch Take Apart - Serial ATA Hard Drive 4. Remov e the three hard drive scre ws. Set the screws aside. 5. Carefully lift the hard drive straight up , about one inch, and disconnect the black cab le from the white connector on the hard drive . Note: Leav e the other end of the cable attached to the logic board.[...]

  • Pagina 18

    16 - iMac G5, 17-inch Take Apart Serial ATA Hard Drive 6. Using your fingers , or a flat-blade scre wdr iv er , disconnect the dr iv e data cable and pow er cable from the hard drive . 7. Lift the hard drive up and out of the midplane assemb ly . Important: Return this hard drive to Apple in the pac kaging provided.[...]

  • Pagina 19

    iMac G5, 17-inch Take Apart - Serial ATA Hard Drive Replacing the Serial A T A Hard Drive 1. Remov e the replacement hard drive from its pac kaging. 2. Connect the drive data cab le and power cab le to the hard dr iv e. Lower the hard drive into place on the midplane. 3. Connect the blac k cable to the white connector on end of the hard driv e.[...]

  • Pagina 20

    18 - iMac G5, 17-inch Take Apart Serial ATA Hard Drive 4. Replace the three hard drive scre ws. 5. T uck the b lack video cab le into the area shown by the arro ws.[...]

  • Pagina 21

    iMac G5, 17-inch Take Apart - Serial ATA Hard Drive 6. Press the video cable into the notch on the midplane chassis . 4. Replace the two f an cov er screws . The larger screw attaches on the left. Note: Make sure the pull tab is sticking up as sho wn[...]

  • Pagina 22

    20 - iMac G5, 17-inch Take Apart Parallel ATA Hard Drive Parallel ATA Hard Drive T ools • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location Note: The P arallel A T A har[...]

  • Pagina 23

    iMac G5, 17-inch Take Apart - Parallel ATA Hard Drive Removing the P arallel A T A Hard Drive 1. Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity bef ore you touch an y par ts or install any components inside the computer .[...]

  • Pagina 24

    22 - iMac G5, 17-inch Take Apart Parallel ATA Hard Drive 2. Locate the parallel A T A hard driv e in the top right cor ner . 4. Remov e the three hard drive scre ws. Set the screws aside.[...]

  • Pagina 25

    iMac G5, 17-inch Take Apart - Parallel ATA Hard Drive 5. Locate the white connector on the end of the hard drive . 6. Carefully lift the hard drive straight up , about one inch and disconnect the black cab le from the white connector . Note: Leav e the other end of the cable attached to the logic board.[...]

  • Pagina 26

    24 - iMac G5, 17-inch Take Apart Parallel ATA Hard Drive 7. Using your fingers , disconnect the drive data cable and po wer cable from the hard drive . 8. Lift the hard drive up and out of the midplane assemb ly . Important: Return this hard drive with the carrier to Apple in the packaging pro vided.[...]

  • Pagina 27

    iMac G5, 17-inch Take Apart - Parallel ATA Hard Drive Replacing the Parallel A T A Hard Driv e 1. Remov e the replacement hard drive from its pac kaging. 2. Connect the drive data cab le and power cab le to the hard dr iv e. Lower the hard drive into place on the midplane. 3. Connect the blac k cable to the white connector on end of the hard driv e[...]

  • Pagina 28

    26 - iMac G5, 17-inch Take Apart Parallel ATA Hard Drive 4. Replace the three hard drive scre ws. . 5. Bef ore replacing the back cov er , tuck the blac k video cable into the space ne xt to the hard drive .[...]

  • Pagina 29

    iMac G5, 17-inch Take Apart - Optical Drive Optical Drive T ools • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location Note: The education models do not hav e an optical drive .[...]

  • Pagina 30

    28 - iMac G5, 17-inch Take Apart Optical Drive Removing the Optical Dri ve 1. Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity bef ore you touch an y par ts or install any components inside the computer . T o avoid generati[...]

  • Pagina 31

    iMac G5, 17-inch Take Apart - Optical Drive 2. Locate the optical drive in the top left corner . 4. Using a Phillips #2 screwdriv er , remov e the three optical dr iv e screws circled below . Set the screws aside .[...]

  • Pagina 32

    30 - iMac G5, 17-inch Take Apart Optical Drive 5. Pull the optical drive tab straight up and then to the right. Set the optical drive aside.[...]

  • Pagina 33

    iMac G5, 17-inch Take Apart - Optical Drive Replacing the Optical Driv e 1. Note: A microf oam shim is included with the replacement optical dr iv e and should be installed using the instructions included below . The microfoam shim will pre vent optical media from ejecting out of the system and dropping to the desktop . Only one microf oam inser t [...]

  • Pagina 34

    32 - iMac G5, 17-inch Take Apart Optical Drive 4. T uck the mircof oam into place bef ore installing the optical dr iv e. 5. Remov e the replacement optical drive from its pac kaging. 6. Replace the optical drive in the direction of the arro w , lining up the white posts on the bezel with the holes on the optical driv e bezel.[...]

  • Pagina 35

    iMac G5, 17-inch Take Apart - Optical Drive 7. The optical drive will clic k into place when you push do wn near the pull tab . Note: If the optical drive is not seated accurately , the optical drive ma y not function. 8. Make sure no microf oam is stic king out of the bezel. Note: Bef ore reassembling the computer , par tially inser t an optical d[...]

  • Pagina 36

    34 - iMac G5, 17-inch Take Apart Optical Drive 9. Replace the three optical drive scre ws.[...]

  • Pagina 37

    iMac G5, 17-inch Take Apart - Microfoam Shim Microfoam Shim T ools Required • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver and the optical driv e. Part Location Note: The education models do[...]

  • Pagina 38

    36 - iMac G5, 17-inch Take Apart Microfoam Shim Installing the Micr ofoam onto the Bezel 1. Steps 2-7 show photos of the microf oam inside the iMac G5 20-inch computer . The installation procedure is the same f or the 17-inch computer . Go on to the ne xt step . 2. Locate the piece of microf oam and the two white posts (circled) on the bezel. 3. Wi[...]

  • Pagina 39

    iMac G5, 17-inch Take Apart - Microfoam Shim 4. T uck the mircof oam into place bef ore installing the optical dr iv e. 5. Replace the optical drive in the direction of the arro w , lining up the white posts on the bezel with the holes on the optical driv e bezel.[...]

  • Pagina 40

    38 - iMac G5, 17-inch Take Apart Microfoam Shim 6. Slide the optical drive into place and press do wn near the tab to reconnect the dr ive . 7. Make sure no microf oam is sticking out of the bez el. Note: Before reassemb ling the computer , par tially inser t an optical disc to make sure it inser ts smoothly . 8. Replace the optical drive scre ws. [...]

  • Pagina 41

    iMac G5, 17-inch Take Apart - Fan Cover Fan Cover T ools Required • Use the screwdriver provided, and a Phillips #2 screwdriver, preferably with a magnetized tip • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location Note: This fan cov er is not present on the education model.[...]

  • Pagina 42

    40 - iMac G5, 17-inch Take Apart Fan Cover Removing the F an Cov er 1. Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity before y ou touch an y par ts or install any components inside the computer . T o avoid generating stat[...]

  • Pagina 43

    iMac G5, 17-inch Take Apart - Fan Cover 2. Locate the f an cov er shown below . 4. Using a Phillips #2 f or the screw on the left and a Phillips #2 f or the screw on the right, remov e the two scre ws. Lift the fan co ver off the midplane and set the f an cov er aside.[...]

  • Pagina 44

    42 - iMac G5, 17-inch Take Apart Fan Cover Replacing the F an Cover 1. Remov e the replacement f an cover from its pac kaging. 4. Replace the two f an cov er screws . The larger screw attaches on the left. Note: Make sure the pull tab is sticking up as sho wn.[...]

  • Pagina 45

    iMac G5, 17-inch Take Apart - Fans, Upper Fans, Upper T ools Required • Phillips #2 screwdriver or Torx-8 (some models have torx screws on the fan) • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver and the f an cov er . Part Location[...]

  • Pagina 46

    44 - iMac G5, 17-inch Take Apart Fans, Upper Removing the F ans 1. Depending on the type of screws present (T orx 8 or Phillips #2), loosen the two f an screws . Note: Y ou don’t hav e to remov e the screws from the rubber grommets to remov e the f an, just loosen the screws. 2. Disconnect the f an cable from the connector on the logic board. Pul[...]

  • Pagina 47

    iMac G5, 17-inch Take Apart - Fans, Upper 3. Lift the f an out of the computer . 4. If your are replacing the f an, remov e the screws from the f an grommets. Using a screwdriv er , push the fan scre ws out of the grommets and set them aside. Use these screws on the replacement f an. 5. Go on to the ne xt step to remov e the second fan.[...]

  • Pagina 48

    46 - iMac G5, 17-inch Take Apart Fans, Upper 6. Mov e the video cable to the left to access the f an screw near the top of the computer 7. Depending on the type of screws present (T orx 8 or Phillips #2), loosen the two f an screws . Note: Y ou don’t hav e to remov e the screws from the rubber grommets to remov e the f an, just loosen the screws[...]

  • Pagina 49

    iMac G5, 17-inch Take Apart - Fans, Upper 8. Lift the f an out of the computer and disconnect the fan cab le from the connector on the logic board. Pull on the black connector , not on the cable . 9. If you are replacing the f an, remov e the screws from the f an grommets. Using a screwdriv er , push the fan scre ws out of the grommets and set them[...]

  • Pagina 50

    48 - iMac G5, 17-inch Take Apart Fans, Upper Replacing the F ans 1. Route the f an cable under the blac k hard drive cab le. Connect the fan cab le to the connector on the logic board. Note: The fan cab les are ke yed. 2. Place the two scre ws into the grommets on the replacement fan. P osition the fan into place and tighten the two f an screws.[...]

  • Pagina 51

    iMac G5, 17-inch Take Apart - Fans, Upper 3. T uck the video cab le into the space between the f an and the hard drive. 4. Low er the larger fan into the chassis , lining up the screws with the screw holes . Caution: Move the f an cable (from the smaller f an) out from under the larger fan as you lo wer the f an into the chassis. Tighten the two f [...]

  • Pagina 52

    50 - iMac G5, 17-inch Take Apart Fans, Upper 5. Route the f an cable under the blac k cable . Connect the fan cab le to the logic board. 6. Replace the two f an cov er screws . The larger screw attaches on the left. Note: Make sure the pull tab at the top of the case is sticking up as sho wn. 7. Replace the back co ver .[...]

  • Pagina 53

    iMac G5, 17-inch Take Apart - Inverter Inverter T ools Required • Phillips #2 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 54

    52 - iMac G5, 17-inch Take Apart Inverter Removing the In verter 1. T o access the inv er ter assembly other service modules have to be remo ved. This procedure will show y ou how to remov e and replace each module. As you remo ve each module, set it aside , along with the screws f or that module. 2. Important: Ground yourself . T ouch the metal su[...]

  • Pagina 55

    iMac G5, 17-inch Take Apart - Inverter 3. Locate the optical drive. 4. Using a Phillips #2 screwdriv er , remov e the three optical dr iv e screws.[...]

  • Pagina 56

    54 - iMac G5, 17-inch Take Apart Inverter 5. Pull the optical drive tab straight up and then to the right. Set the optical drive aside. 6. Locate the inv er ter-to-display panel cab le connector .[...]

  • Pagina 57

    iMac G5, 17-inch Take Apart - Inverter 7. Release the cable from the clip . Disconnect the cable connector . 4. Using the iMac G5 screw tool, or a Phillips #2 scre wdriver , remove the in verter screw .[...]

  • Pagina 58

    56 - iMac G5, 17-inch Take Apart Inverter 5. Lift the inv er ter straight up to disconnect the inv er ter board. 6. Disconnect the white connector (circled below) b y pulling it straight up . Lift the inverter out of the computer.[...]

  • Pagina 59

    iMac G5, 17-inch Take Apart - Inverter 7. T ur n ov er the inv er ter as shown. Using your fingers or a flat-b lade screwdriver , carefully remov e the gra y plastic inv er ter cov er by gently prying the tabs (circled below) a wa y from the board. Set the plastic cover aside . 8. This cov er will be attached to the replacement inv er ter board.[...]

  • Pagina 60

    58 - iMac G5, 17-inch Take Apart Inverter 9. Return the inverter board to Apple in the packaging provided.[...]

  • Pagina 61

    iMac G5, 17-inch Take Apart - Inverter Replacing the In verter 1. Remov e the replacement inv er ter from its packaging. 2. Locate the gra y plastic cov er you set aside .[...]

  • Pagina 62

    60 - iMac G5, 17-inch Take Apart Inverter 3. Install the plastic cov er on the replacement inv er ter board. Gently squeeze the board near each tab (circled) until all fiv e tabs snap onto the board. 4. Connect the white connector on the inv er ter board to the midplane board. The connector is ke yed, which means it can connect only one w ay . Rou[...]

  • Pagina 63

    iMac G5, 17-inch Take Apart - Inverter 5. As you lo wer the inv er ter into place, connect the b lack connector to the pins on the board. Use the tall silver pins as a guide to align the in ver ter . Important: Make sure the connector mates with the pins. Double chec k that it’ s connected. 6. Replace the inv er ter screw .[...]

  • Pagina 64

    62 - iMac G5, 17-inch Take Apart Inverter 4. Reconnect the inv er ter-to-display panel cab le. Important: The connector is ke yed (it fits together only one wa y) 5. Secure the connector under the metal tab .[...]

  • Pagina 65

    iMac G5, 17-inch Take Apart - Inverter 6. Locate the optical drive that y ou set aside. Holding the optical dr iv e by the back end (near the tab), inser t the drive at an angle to mate the two white pins and the plastic rectangle with the two holes and notch on the optical drive . 7. With your thumb on the tab and y our inde x finger behind the t[...]

  • Pagina 66

    64 - iMac G5, 17-inch Take Apart Inverter 8. Replace the optical drive scre ws.[...]

  • Pagina 67

    iMac G5, 17-inch Take Apart - Memory (DIMMs) Memory (DIMMs) About iMac G5 Memory • iMac G5 computers work with memory modules (DIMMs) that meet all of these criteria: PC3200, 2.5V, unbuffered, 8-byte, nonparity, 184-pin, 400Mhz DDR SDRAM. • There are two RAM slots. The maximum amount of RAM you can install is 2 GB. You can use RAM module sizes [...]

  • Pagina 68

    66 - iMac G5, 17-inch Take Apart Memory (DIMMs) Removing the Memory 1. Important: Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity bef ore you touch an y par ts or install any components inside the computer . T o avoid gene[...]

  • Pagina 69

    iMac G5, 17-inch Take Apart - Memory (DIMMs) 2. Locate the memor y module(s) in the bottom right cor ner . 3. Rotate the computer to the left so the memor y is in the position shown belo w . 4. T o release the memor y from its slot, push down on the two side latches . Then pull the memor y module out of the slot. Repeat this step if you ha ve a sec[...]

  • Pagina 70

    68 - iMac G5, 17-inch Take Apart Memory (DIMMs) Replacing the Memory 1. Remov e the replacement memor y module from its packaging. 2. Replace the memor y module(s) by lining up the notch on the module with the notch on the slot. 3. Press firmly on the memor y module until it clicks into place. Use your thumb and inde x finger to push the module i[...]

  • Pagina 71

    iMac G5, 17-inch Take Apart - Power Supply Power Supply T ools Required • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Flat-blade screwdriver • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 72

    70 - iMac G5, 17-inch Take Apart Power Supply Important Things to Know Note: These instructions cover the iMac G5 (17-inc h) models. The models may look slightly diff erent from one shown in the illustration; however , the follo wing procedure applies to both models. 1. The replacement pow er supply has an ambient light sensor attached with two pla[...]

  • Pagina 73

    iMac G5, 17-inch Take Apart - Power Supply Removing the P ower Supply 1. Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity bef ore you touch an y par ts or install any components inside the computer . T o avoid generating st[...]

  • Pagina 74

    72 - iMac G5, 17-inch Take Apart Power Supply 2. Locate the pow er supply in the picture below . 3. Loosen the three captiv e power supply scre ws (circled below) by turning them to the left. The screws are captiv e; they will not come out of the po wer supply .[...]

  • Pagina 75

    iMac G5, 17-inch Take Apart - Power Supply 4. T ur n the middle case screw to the right about fiv e rev olutions. This releases a screw clamp that holds the pow er supply in the display/bez el assembly . 5. Disconnect the pow er supply connector with a flat-blade screwdriv er . Loosen the connector enough so that you can remo ve it with y our fi[...]

  • Pagina 76

    74 - iMac G5, 17-inch Take Apart Power Supply 6. Pull the pow er supply cable out of the connector by roc king it back and f or th with your hands and pulling it tow ard the power supply . 7. Tilt up the pow er supply until it clears the edge of the main circuit board. Lift it out of the computer and set it aside.[...]

  • Pagina 77

    iMac G5, 17-inch Take Apart - Power Supply 8. Return this power supply to Apple in the packaging pro vided.[...]

  • Pagina 78

    76 - iMac G5, 17-inch Take Apart Power Supply Replacing P ower Supply 1. Remov e the replacement power supply from its pac kaging. Note: If your computer does not use an ambient light sensor , remov e the ambient light sensor that is riveted to the front of the pow er supply . Refer to “Impor tant Things to Know” at the beginning of this sectio[...]

  • Pagina 79

    iMac G5, 17-inch Take Apart - Power Supply 4. T ur n the middle case screw to the left about fiv e re volutions . This step prepares the back co ver to be installed and secured. Replacement Note: Align the card’ s connector with the e xpansion slot and press until the connector is inser ted all the wa y into the slot. If you’ re installing a 1[...]

  • Pagina 80

    78 - iMac G5, 17-inch Take Apart AirPort Extreme Card AirPort Extreme Card Only the AirP or t Extreme Card ma y be installed in the iMac G5. Older AirP or t Cards do not work in this computer . T ools No tools are required f or this procedure. Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 81

    iMac G5, 17-inch Take Apart - AirPort Extreme Card Removing the AirP ort Extreme Card 1. Ground yourself . T ouch the metal surface (as sho wn below) on the inside of the computer to discharge any static electricity . W arning: Alwa ys discharge static electricity bef ore you touch an y par ts or install any components inside the computer . T o avo[...]

  • Pagina 82

    80 - iMac G5, 17-inch Take Apart AirPort Extreme Card 2. Locate the AirP or t Extreme card. 3. Disconnect the antenna cable from the end of the installed AirP or t Extreme card.[...]

  • Pagina 83

    iMac G5, 17-inch Take Apart - AirPort Extreme Card 4. Pull the tab on the card to remov e the card from the AirP or t card guide. Important: Return this AirPort Extreme card to Apple in the packaging provided.[...]

  • Pagina 84

    82 - iMac G5, 17-inch Take Apart AirPort Extreme Card Replacing the AirP ort Extreme Card 1. Remov e the replacement AirP or t Extreme card from its packaging. 2. Slide the AirP or t Extreme card into the AirP or t card guide channel until it clicks into place. 3. Connect the antenna cable to the end of the installed AirP or t Extreme card.[...]

  • Pagina 85

    iMac G5, 17-inch Take Apart - AirPort Extreme Card 4. Make sure the AirP or t Extreme card is flush with the plastic AirP or t card guide.[...]

  • Pagina 86

    84 - iMac G5, 17-inch Take Apart Battery Battery T ools No tools are required f or this procedure. Y ou may , howe v er , find a flat-blade scre wdr iv er or the nylon probe tool useful in remo ving the batter y from its holder . Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 87

    iMac G5, 17-inch Take Apart - Battery Removing the Battery 1. T o access the batter y other ser vice modules hav e to be remov ed. This procedure will show y ou how to remov e and replace each module. As you remo ve each module , set it aside, along with the scre ws for that module . 2. Important: Ground yourself . T ouch the metal surface (as sho [...]

  • Pagina 88

    86 - iMac G5, 17-inch Take Apart Battery 3. Locate the AirP or t Extreme card. The batter y is located below the AirP or t Extreme card. Note: If an AirP or t Extreme card is not installed, go on to step 7. 4. Disconnect the antenna cable from the end of the installed AirP or t Extreme card.[...]

  • Pagina 89

    iMac G5, 17-inch Take Apart - Battery 5. Pull the tab on the card to remov e the card from the AirP or t card guide. 6. Reconnect the antenna cable to the hole on the AirP or t card guide.[...]

  • Pagina 90

    88 - iMac G5, 17-inch Take Apart Battery 7. WIth a pencil or other plastic tool, push the batter y in the direction of the arrow to free the batter y from the metal clip .[...]

  • Pagina 91

    iMac G5, 17-inch Take Apart - Battery Replacing the Battery 1. Remov e the replacement batter y from its packaging. 2. Holding the batter y positiv e side up, push the battery (in the direction of the arrow) under the batter y clip . The batter y should slip into place under the clip. 3. Replace the AirP or t Extreme card. Remove the AirP or t ante[...]

  • Pagina 92

    90 - iMac G5, 17-inch Take Apart Battery 4. Slide the AirP or t Extreme card into the slot until it clicks into place . Connect the AirP or t antenna cable to the AirP or t Extreme card.[...]

  • Pagina 93

    iMac G5, 17-inch Take Apart - Midplane Assembly Midplane Assembly T ools Required • Use the screwdriver provided, or a Phillips #2 screwdriver, preferably with a magnetized tip • Flat-blade screwdriver • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the back co ver . Part Location[...]

  • Pagina 94

    92 - iMac G5, 17-inch Take Apart Midplane Assembly Removing the Midplane Assembly 1. T o access the midplane assembly y ou must first remov e other ser vice modules. This procedure will show y ou how to remov e and replace these modules. Note: As you remov e each module, set it aside , along with the screws f or that module. 2. Ground yourself . T[...]

  • Pagina 95

    iMac G5, 17-inch Take Apart - Midplane Assembly 3. Locate the optical drive in the top left corner . 4. Using the iMac G5 screw tool, or a Phillips #2 scre wdriver , remove the three optical drive scre ws circled below . Set the screws aside .[...]

  • Pagina 96

    94 - iMac G5, 17-inch Take Apart Midplane Assembly 5. Pull the optical drive tab straight up and then to the right. Set the optical drive aside. 6. Locate the inv er ter-to-display panel cab le connector .[...]

  • Pagina 97

    iMac G5, 17-inch Take Apart - Midplane Assembly 7. Release the cable from the clip . Disconnect the cable connector . 4. Using the iMac G5 screw tool, or a Phillips #2 scre wdriver , remove the in verter screw .[...]

  • Pagina 98

    96 - iMac G5, 17-inch Take Apart Midplane Assembly 5. Lift the inv er ter straight up to disconnect the inv er ter board. 6. Disconnect the white connector (circled below) b y pulling it straight up . Set the inverter board aside. Note: Be careful not to pr ick y our fingers on the pins next to the white connector.[...]

  • Pagina 99

    iMac G5, 17-inch Take Apart - Midplane Assembly 7. Locate the f an cov er shown below . 4. Using the iMac G5 screw tool, or a Phillips #2 and #2 scre wdriver , remove the tw o fan cov er screws . Lift the f an cov er off the midplane and set the fan co ver aside .[...]

  • Pagina 100

    98 - iMac G5, 17-inch Take Apart Midplane Assembly 5. Locate the blac k video cable ne xt to the f ans. Using a Phillips #2 screw . Remov e the two scre ws and set them aside. Pull up on the blac k tab to disconnect the cable . Flip the cable bac k, so it is out of the way . 4. Using a Phillips #2 screwdriv er , remov e six screws that attach the m[...]

  • Pagina 101

    iMac G5, 17-inch Take Apart - Midplane Assembly 5. Locate the pow er supply at the bottom of the picture below. 6. Loosen the middle pow er supply screw (a captiv e screw) by turning it to the left until it is flush with the top of the pow er supply . This screw attaches the po wer supply to the displa y bezel; mak e sure to loosen the screw all t[...]

  • Pagina 102

    100 - iMac G5, 17-inch Take Apart Midplane Assembly 7. T ur n the middle case screw to the right about fiv e rev olutions. This releases the back cov er clamp screw . 8. Locate the pull tab at the top of the computer . Pull the tab up to lift the midplane assembly from the displa y/bezel. Push the cab le (in the top left cor ner) down through the [...]

  • Pagina 103

    iMac G5, 17-inch Take Apart - Midplane Assembly 9. Remov e the highlighted par ts shown below (hard driv e, memor y , po wer supply , and the AirP or t Extreme card) bef ore retuning the midplane to Apple. Continue with the procedure f or these remov al instr uctions. 10. Locate the hard drive in the top right cor ner .[...]

  • Pagina 104

    102 - iMac G5, 17-inch Take Apart Midplane Assembly 4. Remov e the three hard drive scre ws. Set the screws aside. 5. Carefully lift the hard drive straight up , about one inch, and disconnect the black cab le from the white connector on the hard drive . Note: Leave the other end of the cab le attached to the logic board.[...]

  • Pagina 105

    iMac G5, 17-inch Take Apart - Midplane Assembly 6. Using your fingers , or a flat-blade scre wdr iv er , disconnect the dr iv e data cable and pow er cable from the hard drive . Lift the hard drive up and out of the midplane assembly . 7. Locate the memor y module(s) in the bottom right cor ner .[...]

  • Pagina 106

    104 - iMac G5, 17-inch Take Apart Midplane Assembly 8. Rotate the computer to the right so the memor y is in the position shown below . 9. T o release the memor y from its slot, push down on the two side latches . Then pull the memor y module out of the slot. Repeat this step if you ha ve a second memory module. 10. Locate the AirP or t Extreme car[...]

  • Pagina 107

    iMac G5, 17-inch Take Apart - Midplane Assembly 11. Disconnect the antenna cable from the end of the installed AirP or t Extreme card. 12. Pull the tab on the card to remov e the card from the AirP or t card guide.[...]

  • Pagina 108

    106 - iMac G5, 17-inch Take Apart Midplane Assembly 13. Reconnect the antenna cable to the hole on the AirP or t card guide. 14. Loosen the two outer po wer supply screws b y tur ning them to the left. Note: These screws are captiv e; the y cannot be removed.[...]

  • Pagina 109

    iMac G5, 17-inch Take Apart - Midplane Assembly 15. Disconnect the pow er supply cable by pressing the connector release tab and b y pr ying apar t the connector with a flat-blade scre wdr iv er . 16. Pull the pow er supply cable out of the connector . Note: The cable is attached to the pow er supply[...]

  • Pagina 110

    108 - iMac G5, 17-inch Take Apart Midplane Assembly 17. Tilt up the pow er supply until it clears the edge of the main circuit board. Lift it out of the midplane and set it aside. Important: Retur n the midplane to Apple in the packaging pro vided.[...]

  • Pagina 111

    iMac G5, 17-inch Take Apart - Midplane Assembly Replacing the Midplane Assembly 1. Remov e the replacement midplane from its packaging. 2. P osition the displa y/bezel assemb ly with the display f ace down on a clean soft cloth.[...]

  • Pagina 112

    110 - iMac G5, 17-inch Take Apart Midplane Assembly 3. Make sure that the b lack video cab le is tuck ed into the groov e on the bezel as shown. A cutout on the midplane chassis lines up with the groo ve on the displa y/bezel assembly housing 4. Low er the midplane into the display/bez el assembly housing. Use the tab to lower and adjust the midpla[...]

  • Pagina 113

    iMac G5, 17-inch Take Apart - Midplane Assembly 5. Locate the hard drive . Bef ore lowering the hard drive into place, connect the driv e data cable and the po wer cable to the hard driv e. 6. Connect the blac k cable (hard driv e ther mal sensor) to the white connector on end of the hard drive.[...]

  • Pagina 114

    112 - iMac G5, 17-inch Take Apart Midplane Assembly 4. Replace the three hard drive scre ws. 5. Reconnect the video cable and replace the tw o video cable scre ws. T uck the video cable into the area ne xt to the f ans.[...]

  • Pagina 115

    iMac G5, 17-inch Take Apart - Midplane Assembly 6. Press the top end of the video cable into the notch on the midplane chassis . 4. Replace the f an cov er and the two fan co ver scre ws. The larger screw attaches on the left. Note: Make sure the pull tab is stic king up as shown.[...]

  • Pagina 116

    114 - iMac G5, 17-inch Take Apart Midplane Assembly 5. Replace the memor y module(s) by lining up the notch on the module with the notch on the slot. 6. Press firmly on the memor y module until it clicks into place. Use your thumb and inde x finger to push the module into the slot[...]

  • Pagina 117

    iMac G5, 17-inch Take Apart - Midplane Assembly 7. Replace the AirP or t Extreme card. Remove the AirP or t antenna cable (b y pulling the tab) from the opening on the AirP or t Extreme guide rails. 8. Slide the AirP or t Extreme card into the slot until it clicks into place . Connect the AirP or t antenna cable to the AirP or t Extreme card.[...]

  • Pagina 118

    116 - iMac G5, 17-inch Take Apart Midplane Assembly 9. Low er the power supply into the midplane. 10. Connect the blac k power supply connector and tighten the three captiv e screws , turning them to the r ight.[...]

  • Pagina 119

    iMac G5, 17-inch Take Apart - Midplane Assembly 4. Replace the six case screws . (The shor ter screws attach along the top .) 5. Locate the inv er ter board that you set aside . 6. Connect the white connector on the inv er ter board to the main board. Route this cable around the silv er post (as shown). Caution: Be careful not to bend the pins or p[...]

  • Pagina 120

    118 - iMac G5, 17-inch Take Apart Midplane Assembly your fingers on the pins located ne xt to the white connector .[...]

  • Pagina 121

    iMac G5, 17-inch Take Apart - Midplane Assembly 7. As you lo wer the inv er ter into place, connect the b lack connector to the pins on the board. Use the tall silver pins as a guide to align the in ver ter . Important: Make sure the connector mates with the pins. Double chec k that it’ s connected. 4. Replace the inv er ter screw.[...]

  • Pagina 122

    120 - iMac G5, 17-inch Take Apart Midplane Assembly 5. Reconnect the inv er ter-to-display panel cab le. Important: The connector is ke yed (it fits together only one wa y). 6. Secure the connector under the metal tab .[...]

  • Pagina 123

    iMac G5, 17-inch Take Apart - Midplane Assembly 7. Locate the optical drive that y ou set aside. Holding the optical dr iv e by the back end (near the tab), inser t the drive at an angle to mate the two white pins and the plastic rectangle with the two holes and notch on the optical drive . 8. With your thumb on the tab and y our inde x finger beh[...]

  • Pagina 124

    122 - iMac G5, 17-inch Take Apart Midplane Assembly 4. Replace the three optical drive scre ws. 5. T ur n the middle case screw to the left about fiv e re volutions . This step prepares the back co ver to be installed and secured.[...]

  • Pagina 125

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical Midplane Assembly, No Optical T ools Required • Phillips #2 screwdriver, preferably with a magnetized tip • Flat-blade screwdriver • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the cov er . Part Location[...]

  • Pagina 126

    124 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical Removing the Midplane, No Optical 1. T o access the midplane assembly y ou must first remov e other ser vice modules. This procedure will show y ou how to remov e and replace these modules. Note: As you remov e each module, set it aside , along with the screws f or that module. 2. Gro[...]

  • Pagina 127

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 3. Locate the inv er ter on the left side of the computer . 4. Locate the inv er ter-to-display panel cab le connector .[...]

  • Pagina 128

    126 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 5. Release the cable from the clip . Disconnect the cable connector . 4. Using the iMac G5 screw tool, or a Phillips #2 scre wdriver , remove the in verter screw .[...]

  • Pagina 129

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 5. Lift the inv er ter straight up to disconnect the inv er ter board. 6. Disconnect the white connector (circled below) on the in verter by pulling it straight up . Set the inv er ter board aside. Note: Be careful not to pr ick y our fingers on the pins next to the white connector.[...]

  • Pagina 130

    128 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 7. Locate the blac k video cable at the top of the computer . 4. Remov e the two scre ws on the video cable and set them aside. Pull up on the blac k tab to disconnect the cable . Flip the cable back, so it is out of the w ay.[...]

  • Pagina 131

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 4. Using the Phillips screwdriv er , remov e six screws that attach the midplane to the displa y panel housing. Three shor t screws are located along the top of the case and the longer screws attach on the midplane board. Set the screws aside. 5. Locate the pow er supply at the bottom of t[...]

  • Pagina 132

    130 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 6. Loosen the captiv e power supply scre w (circled below) by turning it to the left. Loosen the screw until it is flush with the top of the po wer supply . The screw is captiv e; it will not come out. Note: Y ou do not need to remove the po wer supply yet. 7. T ur n the middle case s[...]

  • Pagina 133

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 8. Locate the pull tab at the top of the computer . Pull the tab up to release the midplane assembly from the displa y/bezel. Pull the inv er ter cable (in the top left corner) down through the opening in the midplane. Set the midplane aside. 9. Important: Remov e the highlighted par ts fr[...]

  • Pagina 134

    132 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 10. Locate the hard drive in the top right cor ner . 4. Remov e the three hard drive scre ws. Set the screws aside.[...]

  • Pagina 135

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 5. Locate the blac k cable and white connector on the end of the hard driv e. 6. Carefully lift the hard drive up about one inch and disconnect the b lack cab le from the white connector . Note: Leav e the other end of the cable attached to the board.[...]

  • Pagina 136

    134 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 7. Using your fingers , disconnect the drive data cable and po wer cable from the hard drive . Lift the hard drive up and out of the midplane assemb ly . 8. Locate the memor y module(s) in the bottom right cor ner .[...]

  • Pagina 137

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 9. Rotate the computer to the left so the memor y is in the position shown belo w . 10. T o release the memor y from its slot, push down on the two side latches . Then pull the memor y module out of the slot. Repeat this step if you ha ve a second memory module. 11. Locate the pow er suppl[...]

  • Pagina 138

    136 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 12. Loosen the two outer scre ws on the power supply b y tur ning them to the left. Note: These screws are captiv e; the y cannot be removed. 13. Disconnect the pow er supply cable by pressing the connector release tab and using a wide, flat-b lade screwdriver to pry apar t the connec[...]

  • Pagina 139

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 14. Pull the pow er supply cable out of the connector .Tilt up the pow er supply and lift it out of the midplane. Set the pow er supply aside. Important: Retur n the midplane to Apple in the packaging pro vided[...]

  • Pagina 140

    138 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical Replacement the Midplane, No Optical 1. Remov e the replacement midplane from its packaging. 2. P osition the displa y/bezel assemb ly with the display f ace down on a clean soft cloth[...]

  • Pagina 141

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 3. Make sure that the b lack video cab le is tuck ed into the groov e on the bezel as shown. A cutout on the midplane chassis lines up with the groo ve on the displa y/bezel assembly housing 4. Low er the midplane into the display/bez el assembly housing. Use the tab to lower and adjust th[...]

  • Pagina 142

    140 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 5. Locate the hard drive . Connect the drive data cab le and power cab le to the hard dr ive . Low er the hard dr ive into place on the midplane . 6. Connect the blac k cable to the white connector on end of the hard driv e.[...]

  • Pagina 143

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 4. Replace the three hard drive scre ws. 4. Reconnect the video cable and replace the tw o video cable scre ws.T uck the video cable into the area ne xt to the f an and hard drive.[...]

  • Pagina 144

    142 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 5. Replace the memor y module(s) by lining up the notch on the module with the notch on the slot. 6. Press firmly on the memor y module until it clicks into place. Use your thumb and inde x finger to push the module into the slot[...]

  • Pagina 145

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 7. Low er the power supply into the midplane. 8. Connect the blac k power supply connector and tighten the three captiv e screws , turning them to the r ight.[...]

  • Pagina 146

    144 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 4. Replace the six case screws .The shor ter screws attach along the top . 5. Locate the inv er ter board that you set aside .[...]

  • Pagina 147

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 6. Connect the white connector on the inv er ter board to the main board. Route this cable around the silv er post (as shown). Caution: Be careful not to bend the pins or prick your fingers on the pins located ne xt to the white connector .[...]

  • Pagina 148

    146 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 7. As you lo wer the inv er ter into place, connect the b lack connector to the pins on the board. Use the tall silver pins as a guide to align the in ver ter . Important: Make sure the connector mates with the pins. Double chec k that it’ s connected. 4. Replace the inv er ter screw[...]

  • Pagina 149

    iMac G5, 17-inch Take Apart - Midplane Assembly, No Optical 5. Reconnect the inv er ter-to-display panel cab le. Important: The connector is ke yed (it fits together only one wa y). 6. Secure the connector under the metal tab .[...]

  • Pagina 150

    148 - iMac G5, 17-inch Take Apart Midplane Assembly, No Optical 7. T ur n the middle case screw to the left about fiv e re volutions . This step prepares the back co ver to be installed and secured.[...]

  • Pagina 151

    iMac G5, 17-inch Take Apart - Logic Board Logic Board T ools • Phillips #2 screwdriver • Torx-10 flat-blade • Torx-6 • Flat-blade screwdriver • Screw tray or equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Optical drive • Inverter • Fan cover • Memory Part Location[...]

  • Pagina 152

    150 - iMac G5, 17-inch Take Apart Logic Board Removing the Logic Board 1. At the top of the logic board, near the f an, disconnect the two f an connectors (with brown and g ray wires) and the tw o hard dr iv e connectors (black cab les). 2. Remov e the two video cab le screws and disconnect the video cable .[...]

  • Pagina 153

    iMac G5, 17-inch Take Apart - Logic Board 3. Disconnect the hard drive thermal sensor (near the memor y slots) from the logic board. Leav e the other end of the ther mal sensor attached to the hard drive. 4. Using a T -8 screwdriv er , disconnect the two f an duct screws and lift the duct off the logic board. Note: These two screws are longer than [...]

  • Pagina 154

    152 - iMac G5, 17-inch Take Apart Logic Board 5. On the left side of the board, use a T -6 screwdriv er to remove the tw o screws on the Air por t Extreme card guide. Disconnect the AirP or t antenna cable from the AirP or t card guide or from the AirP or t Extreme card if the card is present. Lastly , disconnect the pow er supply cable. 6. Careful[...]

  • Pagina 155

    iMac G5, 17-inch Take Apart - Logic Board 7. Using the T -6 screwdriv er , remov e the two modem screws . 8. Lift the modem straight up and off the logic board connector and disconnect the modem cable . Note: If a Bluetooth board is present continue with the next step , otherwise go on to step 12.[...]

  • Pagina 156

    154 - iMac G5, 17-inch Take Apart Logic Board 9. Using a T -6 screwdriv er , remov e the two screws on the Bluetooth board (if present). Note: This graphic shows the Bluetooth board on the iMac G5 20-inch, ho wev er ; the board is in the same location on the iMac G5 17-inch computer . 10. Carefully disconnect the Bluetooth antenna from the Bluetoot[...]

  • Pagina 157

    iMac G5, 17-inch Take Apart - Logic Board 11. Disconnect the three connectors near the bottom left corner of the midplane. These cables connect to the speak ers, microphone , and the fan. Note: Pull on the connector , not the cables . 12. Using a T -10 screwdriv er , remov e six silver logic board scre ws and with a Phillips #2 screwdriv er , remov[...]

  • Pagina 158

    156 - iMac G5, 17-inch Take Apart Logic Board 13. Carefully lift the logic board out of the midplane chassis. Do not fle x the board as you remov e it from the chassis or you ma y jeopardize the thermal interface betw een the heatsink and the processor . 14. Look on the back of the logic board f or the light pipe. If y ou are replacing the board, [...]

  • Pagina 159

    iMac G5, 17-inch Take Apart - Logic Board Replacing the Logic Board 1. Locate the cleaning wipe and syringe in the replacement logic board box. 2. Cean the copper heatpad (circled) .Use the alcohol wipe to clean the copper heatpad.[...]

  • Pagina 160

    158 - iMac G5, 17-inch Take Apart Logic Board 3. Whene ver y ou remov e the logic board clean the U3 chip (circled) 4. Add 1 1/2 to 2 syringes of ther mal grease to the U3 chip to ensure sufficient cooling. Spread the paste e venly across the surf ace of the chip ..[...]

  • Pagina 161

    iMac G5, 17-inch Take Apart - Logic Board 5. Locate the light pipe gasket on the bac k of the board. 6. P eel the adhesiv e backing off the gask et. Attach the light pipe to the gasket.[...]

  • Pagina 162

    160 - iMac G5, 17-inch Take Apart Logic Board 7. Bef ore placing the logic board into the chassis, mov e or tape the cables (sho wn below) out of the w ay . 8. Low er the logic board into the chassis. Caution: Do not twist, bend or fle x the board as you lo wer it into the chassis. Fle xing the board may jeopardiz e the ther mal interface between [...]

  • Pagina 163

    iMac G5, 17-inch Take Apart - Logic Board 9. Connect the three cables (speak ers, microphone and lo wer fan) in the bottom left corner of the midplane. 10. Using a T -10 screwdriv er , replace the logic board screws. Install the scre ws in the numbered sequence sho wn below , star ting with the scre ws nearest the heatsink.[...]

  • Pagina 164

    162 - iMac G5, 17-inch Take Apart Logic Board 11. If present, connect the Bluetooth antenna to the Bluetooth board and replace the two T -6 screws. Note: This graphic sho ws the Bluetooth board on the iMac G5 20-inch, how ev er ; the board is in the same location on the iMac G5 17-inch computer . 12. Connect the modem cable to the modem board.[...]

  • Pagina 165

    iMac G5, 17-inch Take Apart - Logic Board 13. Replace the two T -6 modem screws . 14. Place the AirP or t card guide on the logic board and slide the antenna into the slot.[...]

  • Pagina 166

    164 - iMac G5, 17-inch Take Apart Logic Board 15. Replace the two T -6 screws on the AirP or t Card guide, attach the AirP or t antenna, and connect the pow er supply cable. 16. Replace the f an duct and the two f an duct screws. Note: These two scre ws are longer than the other silv er screws securing the logic board to the midplane chassis.[...]

  • Pagina 167

    iMac G5, 17-inch Take Apart - Logic Board 17. Rotate the computer to the right. Connect the hard drive thermal sensor to the logic board. Make sure the other end of the thermal sensor attaches to the hard dr ive . 18. Replace the memor y .[...]

  • Pagina 168

    166 - iMac G5, 17-inch Take Apart Logic Board 19. Connect the video cable to the logic board and replace the tw o screws.[...]

  • Pagina 169

    iMac G5, 17-inch Take Apart - Logic Board 20. Reconnect the hard drive and f an cables to the logic board. 21. Replace the inv er ter . 22. Replace the optical drive . 23. Replace the f an cov er . 24. Replace the back co ver .[...]

  • Pagina 170

    168 - iMac G5, 17-inch Take Apart Bluetooth Antenna Cable Bluetooth Antenna Cable T ools Required • Nylon probe tool • Flat-blade screwdriver Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane • Bluetooth board Note: The graphics in this procedure show the Bluetooth antenna cab le on the iMac G5 20-inch;[...]

  • Pagina 171

    iMac G5, 17-inch Take Apart - Bluetooth Antenna Cable Removing the Bluetooth Antenna Cable 1. Holding the midplane v er tical, route the Bluetooth antenna cab le through the small opening in the chassis.[...]

  • Pagina 172

    170 - iMac G5, 17-inch Take Apart Bluetooth Antenna Cable 2. On the other side of the midplane, note the placement of the other end of the Bluetooth antenna cable in its plastic holder . 3. Use a nylon probe tool to pry up the Bluetooth holder from its adhesive on the chassis .[...]

  • Pagina 173

    iMac G5, 17-inch Take Apart - Bluetooth Antenna Cable 4. Release the Bluetooth antenna cable from the chassis guides . If necessar y , use a flat- blade scre wdriver to carefully pry open the guides. 5. Near the Bluetooth holder , note that the Bluetooth antenna cab le r uns under neath the speaker and f an cab les. Without str aining the cables, [...]

  • Pagina 174

    172 - iMac G5, 17-inch Take Apart Bluetooth Antenna Cable Replacing the Bluetooth Antenna Cable 1. On the back of the midplane chassis , route the Bluetooth antenna cable under the f an and speaker cab les. 2. If you are replacing the Bluetooth antenna cab le with a new one , r ub aw ay an y remaining adhesiv e on the midplane chassis. P eel off th[...]

  • Pagina 175

    iMac G5, 17-inch Take Apart - Light Pipe with Gasket Light Pipe with Gasket T ools Required No tools are required f or this procedure. Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane Part Location[...]

  • Pagina 176

    174 - iMac G5, 17-inch Take Apart Light Pipe with Gasket Removing the Light Pipe with Gask et 1. On the underside of the midplane chassis, locate the light pipe . 2. Grasping the outer ring of the light pipe, pull it straight off the connector .[...]

  • Pagina 177

    iMac G5, 17-inch Take Apart - Light Pipe with Gasket Replacing the Light Pipe with Gasket 1. P eel the adhesiv e backing off of the narrow er end of the light pipe. 2. Note the small plastic pin on the outer ring of the light pipe. P osition the light pipe ov er the logic board so that the pin aligns with the hole in the logic board.[...]

  • Pagina 178

    176 - iMac G5, 17-inch Take Apart Light Pipe with Gasket 3. Press the light pipe with gasket into place . 4. Replace the midplane. 5. Replace the back co ver .[...]

  • Pagina 179

    iMac G5, 17-inch Take Apart - Microphone Cable Microphone Cable T ools Required • Needlenose pliers Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane • Light pipe Part Location[...]

  • Pagina 180

    178 - iMac G5, 17-inch Take Apart Microphone Cable Removing the Micr ophone Cable 1. F rom the top of the logic board at the bottom of the por t bank, use a needlenose pliers to disconnect the two narro west cable connectors: fan and microphone . 2. Locate the longer (f an) connector .[...]

  • Pagina 181

    iMac G5, 17-inch Take Apart - Microphone Cable 3. Place the midplane upright. Holding the other cables aside , route the fan cab le and connector through the opening in the midplane chassis.[...]

  • Pagina 182

    180 - iMac G5, 17-inch Take Apart Microphone Cable 4. Route the microphone cable connector through the midplane chassis opening. Important: The microphone connector has two pegs. To enable routing, position the connector so the two pegs point toward the logic board, and the flat side of the connector is positioned away from the logic board.[...]

  • Pagina 183

    iMac G5, 17-inch Take Apart - Microphone Cable 5. Note the routing of the microphone cable . Peel up the speak er tape, and lift up the microphone cable from the speak er channel. 6. Slide out the rubber microphone gasket.[...]

  • Pagina 184

    182 - iMac G5, 17-inch Take Apart Microphone Cable Replacing the Micr ophone Cable 1. Secure the microphone cable to the speak er , and apply new tape . Note: A strip of new tape comes with both a replacement microphone cable and a replacement speaker set. 2. Route the cable connectors through the chassis opening as f ollows: • microphone cable c[...]

  • Pagina 185

    iMac G5, 17-inch Take Apart - Speaker Set Speaker Set T ools Required • Needlenose pliers • Torx T10 screwdriver, preferably with a magnetized tip • Flat-blade screwdriver • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane • Light pipe Part Loca[...]

  • Pagina 186

    184 - iMac G5, 17-inch Take Apart Speaker Set Removing the Speak er Set 1. Locate the two speak ers on the midplane chassis. 2. F rom the top of the logic board at the bottom of the por t bank, use a needlenose pliers to disconnect the three cable connectors: fan, microphone , and speaker . 3. Holding the midplane v er tically , locate the narrowes[...]

  • Pagina 187

    iMac G5, 17-inch Take Apart - Speaker Set 5. Route the narrow er microphone cable connector through the opening in the midplane chassis. Note: The images below show both sides of the midplane chassis. Important: The microphone connector has two pegs. To enable routing, position the connector so the two pegs point toward the logic board, and the fla[...]

  • Pagina 188

    186 - iMac G5, 17-inch Take Apart Speaker Set 6. Route the widest speaker cab le connector through the midplane chassis opening. 7. Place the midplane flat on the table and note the single scre w securing the speaker to the midplane. Remov e the screw from the speak er .[...]

  • Pagina 189

    iMac G5, 17-inch Take Apart - Speaker Set 8. Lift the speaker off of the chassis standoff . 9. Without straining the speak er or fan cab le, use a flat-b lade screwdriver to carefully lift up the cables from the three cab le guides on the underside of the midplane chassis. Caution: Use the flat-blade screwdriver to open the cable guides only enoug[...]

  • Pagina 190

    188 - iMac G5, 17-inch Take Apart Speaker Set 10. Remov e the two scre ws at the other speaker . 11. Lift the speaker off of the chassis standoff .[...]

  • Pagina 191

    iMac G5, 17-inch Take Apart - Speaker Set 12. Replacement Note: If you are replacing the speaker set, remo ve the microphone cable from the speak er and transf er it to the new speak er set. To remove the microphone cable, • peel up the speaker tape • lift up the microphone cable • slide out the rubber microphone gasket[...]

  • Pagina 192

    190 - iMac G5, 17-inch Take Apart Speaker Set Replacing the Speaker Set 1. Note: The speaker set includes the two speak ers, speaker housing, and attached cable and connector . 2. Secure the microphone cable to the speak er , and apply new tape . Note: A strip of new tape comes with both a replacement speaker set and a replacement microphone cable.[...]

  • Pagina 193

    iMac G5, 17-inch Take Apart - Lower Fan Lower Fan T ools Required • Flat-blade screwdriver Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane • Speaker set Part Location[...]

  • Pagina 194

    192 - iMac G5, 17-inch Take Apart Lower Fan Removing the Lo wer Fan 1. P osition the midplane assembly at the edge of a tab le so the f an cable dangles and is not pinched. 2. Locate the locking clip on the top of the f an housing. While suppor ting the fan housing, use a flat-blade scre wdriver to raise up the clip appro ximately 1/4 inch. Cautio[...]

  • Pagina 195

    iMac G5, 17-inch Take Apart - Lower Fan 3. Remov e the f an from the chassis.[...]

  • Pagina 196

    194 - iMac G5, 17-inch Take Apart Lower Fan Replacing the Lower F an 1. Bef ore installing the replacement fan, mak e sure the fan housing includes: • rectangular gasket surrounding the fan opening • mesh tape joining the gasket and the fan housing • a spacer sponge centered over the mesh tape 2. With the midplane assembly positioned o ver th[...]

  • Pagina 197

    iMac G5, 17-inch Take Apart - Lower Fan 3. Replace the speaker set. 4. Replace the midplane. 5. Replace the back co ver .[...]

  • Pagina 198

    196 - iMac G5, 17-inch Take Apart AirPort Extreme Card Holder AirPort Extreme Card Holder T ools Required • Torx T6 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • AirPort Extreme Card Part Location[...]

  • Pagina 199

    iMac G5, 17-inch Take Apart - AirPort Extreme Card Holder Removing the AirP ort Extreme Card Holder 1. Remov e the two identical T6 screws from the top of the card holder . 2. Tilt up the holder and remov e the AirP or t antenna. 3. Remov e the AirP or t Card holder from the computer assembly .[...]

  • Pagina 200

    198 - iMac G5, 17-inch Take Apart AirPort Extreme Card Holder Replacing the AirP ort Extreme Card Holder 1. Route the AirP or t antenna cable into the holder . 2. Fit the AirP or t Card holder onto the logic board. With the AirP or t Card holder proper ly aligned and le vel, replace the two scre ws. 3. Replace the AirP or t Extreme Card. 4. Replace[...]

  • Pagina 201

    iMac G5, 17-inch Take Apart - Modem Board Modem Board T ools Required • Torx T6 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • AirPort Extreme Card • AirPort Extreme Card holder Part Location[...]

  • Pagina 202

    200 - iMac G5, 17-inch Take Apart Modem Board Removing the Modem Board 1. Locate the modem board. 2. Remov e the two identical T6 screws. 3. Holding the top and bottom edge of the board, lift the modem board straight up to disconnect it from the logic board. 4. T ur n ov er the board, and disconnect the cable from the modem board.[...]

  • Pagina 203

    iMac G5, 17-inch Take Apart - Modem Board Replacing the Modem Board 1. Connect the modem cable . 2. Holding the top and bottom edges of the board, align the screw holes o ver the standoffs on the logic board. Then press down on the area of the board that is ov er the connector . Caution: Do not press on any other areas of the modem board.[...]

  • Pagina 204

    202 - iMac G5, 17-inch Take Apart Modem Board 3. Replace the two scre ws. 4. Replace the AirP or t Extreme Card holder . 5. Replace the AirP or t Extreme Card. 6. Replace the back co ver .[...]

  • Pagina 205

    iMac G5, 17-inch Take Apart - Bluetooth Board Bluetooth Board T ools Required • Torx T6 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • AirPort Extreme Card Part Location[...]

  • Pagina 206

    204 - iMac G5, 17-inch Take Apart Bluetooth Board Removing the Bluetooth Board 1. Locate the Bluetooth board. 2. Remov e the two identical T6 screws. 3. Holding the top and bottom edge of the board, lift the Bluetooth board straight up to disconnect it from the logic board. 4. Using your fingers , disconnect the cable from the Bluetooth board. Not[...]

  • Pagina 207

    iMac G5, 17-inch Take Apart - Bluetooth Board Replacing the Bluetooth Board 1. Connect the Bluetooth antenna cable . Note: This graphic shows the Bluetooth board on the iMac G5 20-inch, however; the board is in the same location on the iMac G5 17-inch computer. 2. Holding the top and bottom edges of the board, align the screw holes o ver the stando[...]

  • Pagina 208

    206 - iMac G5, 17-inch Take Apart Bluetooth Board 3. Replace the two scre ws. 4. Replace the AirP or t Extreme Card. 5. Replace the back co ver .[...]

  • Pagina 209

    iMac G5, 17-inch Take Apart - LCD Panel LCD Panel T ools Required • Torx T10 screwdriver, preferably with a magnetized tip • Clean, soft, lint-free towel or blanket • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane Part Location[...]

  • Pagina 210

    208 - iMac G5, 17-inch Take Apart LCD Panel Removing the LCD P anel 1. Place the displa y bezel/LCD panel assembly f ace-down on a clean, soft, lint-free f olded towel or b lanket. 2. Remov e the f our screws at the LCD panel brac kets. 3. T ouching only the top and bottom edges of the LCD panel, raise it up out of the displa y bezel.[...]

  • Pagina 211

    iMac G5, 17-inch Take Apart - LCD Panel Replacing the LCD Panel 1. Check the routing of the LCD panel cab les. Note: The replacement LCD panel includes the brackets, cables, tape, and gaskets, as shown. 2. Make sure the cab les cannot be pinched when setting the LCD panel in the display bezel.[...]

  • Pagina 212

    210 - iMac G5, 17-inch Take Apart LCD Panel 3. Place the LCD panel into the displa y bezel so that all f our screw holes on the brac kets align with the screw holes on the bez el. 4. Replace the screws . 5. T ur n ov er the displa y bezel/LCD panel assembly , and check that there are no une ven gaps between the bez el and the display . If there are[...]

  • Pagina 213

    iMac G5, 17-inch Take Apart - Front Bezel Front Bezel T ools Required • Clean, soft, lint-free towel or blanket Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane • LCD panel Part Location[...]

  • Pagina 214

    212 - iMac G5, 17-inch Take Apart Front Bezel Removing the Display Bezel With all preliminar y steps perf or med, the display bez el is the par t that remains. Note: The display bezel includes the captiv e screw , light pipe gask et, and dr ive f elt.[...]

  • Pagina 215

    iMac G5, 17-inch Take Apart - Front Bezel Replacing the Fr ont Bezel 1. Bef ore installing the LCD panel and reassembling the computer , make sure the displa y bezel is clean and free of dust and any f oreign matter . 2. Install the microf oam shim if it’ s not installed. Ref er to the “Microf oam Shim” topic in this chapter . 3. Replace the [...]

  • Pagina 216

    214 - iMac G5, 17-inch Take Apart AirPort Extreme Antenna Cable AirPort Extreme Antenna Cable T ools Required • Torx T10 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screw Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Optical drive • Inverter • Fan cover ?[...]

  • Pagina 217

    iMac G5, 17-inch Take Apart - AirPort Extreme Antenna Cable Removing the AirP ort Extreme Antenna Cable 1. Locate the pull tab at the top of the computer . Pull the tab up to remov e the midplane assembly from the displa y/bezel. Pull the cab le in the top left cor ner down through the opening in the midplane. Set the midplane assembly on the w or [...]

  • Pagina 218

    216 - iMac G5, 17-inch Take Apart AirPort Extreme Antenna Cable 3. Star ting at the plug end of the AirP or t antenna, release the cable from the cab le guides and tape. 4. Release the cable from the remaining cab le guide and from where it is sandwiched between the mesh sponge pads . Remov e the T10 screw .[...]

  • Pagina 219

    iMac G5, 17-inch Take Apart - AirPort Extreme Antenna Cable 5. Route the cable through the corner opening in the midplane chassis. 6. Note that the AirP or t antenna cable includes the attached board.[...]

  • Pagina 220

    218 - iMac G5, 17-inch Take Apart AirPort Extreme Antenna Cable Replacing the AirP ort Extreme Antenna Cable 1. Route the antenna through the corner opening in the chassis, and replace the screw first. 2. Route the antenna cable through the mesh pads , cable guides , and tape. 3. Replace the midplane chassis inside the displa y bezel. 4. Replace t[...]

  • Pagina 221

    iMac G5, 17-inch Take Apart - AirPort Extreme Antenna Cable 5. Replace the memor y . 6. Replace the f an cov er . 7. Replace the inv er ter . 8. Replace the optical drive . 9. Replace the back co ver .[...]

  • Pagina 222

    220 - iMac G5, 17-inch Take Apart Midplane Chassis Midplane Chassis T ools Required • Torx T10 screwdriver, preferably with a magnetized tip • Screw tray or something equivalent to hold the screws Pr eliminary Steps Bef ore you begin, remov e the f ollowing: • Back cover • Midplane assembly • Upper fans • Logic board • AirPort Extreme[...]

  • Pagina 223

    iMac G5, 17-inch Take Apart - Midplane Chassis Part Location[...]

  • Pagina 224

    222 - iMac G5, 17-inch Take Apart Midplane Chassis Removing the Midplane Chassis 1. Remov e the three T10 screws from the copper heatpad. Set the heatpad aside. 2. Note that the midplane chassis includes the f an duct, gaskets, and tape .[...]

  • Pagina 225

    iMac G5, 17-inch Take Apart - Midplane Chassis 3. On the other side of the chassis, note that the midplane chassis includes the mesh tape that borders the hard drive area.[...]

  • Pagina 226

    224 - iMac G5, 17-inch Take Apart Midplane Chassis Replacing the Midplane Chassis 1. T ransf er the copper heatpad to the replacement chassis. Replace the screws . Replacement Note: Before installing the logic board, refer to the Logic Board procedure to clean the copper heatpad and apply new thermal grease. 2. Replace the lower fan. 3. Replace the[...]

  • Pagina 227

    iMac G5, 17-inch Take Apart - Screw Charts Screw Charts T o Access the Optical Drive[...]

  • Pagina 228

    226 - iMac G5, 17-inch Take Apart Screw Charts T o Access the In verter[...]

  • Pagina 229

    iMac G5, 17-inch Take Apart - Screw Charts T o Access the Fan Co ver[...]

  • Pagina 230

    228 - iMac G5, 17-inch Take Apart Screw Charts T o Access the Hard Drive[...]

  • Pagina 231

    iMac G5, 17-inch Take Apart - Screw Charts T o Access the Display/Bezel-Part 1[...]

  • Pagina 232

    230 - iMac G5, 17-inch Take Apart Screw Charts T o Access the Display/Bezel-Part 2[...]

  • Pagina 233

    iMac G5, 17-inch Take Apart - Screw Charts T o Access the Midplane Assembly-Part 1[...]

  • Pagina 234

    232 - iMac G5, 17-inch Take Apart Screw Charts T o Access the Midplane Assembly-Part 2[...]

  • Pagina 235

    iMac G5, 17-inch Take Apart - Screw Charts[...]

  • Pagina 236

    © 2004 Apple Computer , Inc. All r ights reser ved.  Service Source Troubleshooting iMac G5 (17-inch)[...]

  • Pagina 237

    iMac G5, 17-inch Troubleshooting - 1 General Information General Information iMac G5 Repair Extension Pr ogram (REP) for V ideo and Power Issues Apple has announced the iMac G5 Repair Extension Program (REP) f or Video and P ower Issues that cov ers first-generation 17-inch and 20-inch iMac G5 models that hav e video- or pow er-related symptoms as[...]

  • Pagina 238

    2 - iMac G5, 17-inch Troubleshooting General Information Eligible Pr oducts The program is a vailab le f or first generation iMac G5 models that were sold between appro ximately September 2004 and June 2005 f eaturing 17- and 20-inch displays with 1.6GHz and 1.8GHz G5 processors. 1. The aff ected iMac G5 computers hav e ser ial numbers where the ?[...]

  • Pagina 239

    iMac G5, 17-inch Troubleshooting - 3 General Information Note: Only first generation iMac G5 models are eligib le for the repair e xtension program. . Note: Customers are responsible f or the repair cost of any accidental or cosmetic damage, or f or any issues that do not relate directly to the specific logic board or po wer supply issues cov ere[...]

  • Pagina 240

    4 - iMac G5, 17-inch Troubleshooting General Information Replacement Parts If a logic board and/or pow er supply must be replaced, order on a like-f or-like basis only . The f ollowing par ts are eligible to be replaced under this repair e xtension program: • 661-3595 Board, Logic, 1.6GHz, No Optical, iMac G5 17" • 661-3596 Board, Logic, 1[...]

  • Pagina 241

    iMac G5, 17-inch Troubleshooting - 5 General Information Japan Ser vice providers in J apan who create a Mail-In Repair for iMac products eligib le f or cov erage under the iMac G5 REP f or Video and P ow er Issues should AL W A YS select CompTIA Code 660: iMac G5 MLB/P ower Supply REP in GSX, whether the repair is related to the logic board, power[...]

  • Pagina 242

    6 - iMac G5, 17-inch Troubleshooting General Information Serial Number Location The iMac G5 serial number is located on the bottom of the computer stand (foot). Note: If the back co ver is replaced, cop y the serial number from the original back cov er to the blank label that comes with the replacement bac k cov er . Attach the new label to the rep[...]

  • Pagina 243

    iMac G5, 17-inch Troubleshooting - 7 General Information Diagnostic LEDs The iMac G5 has built-in diagnostic LEDs (sho wn below) on the main logic board that can help you to troub leshoot the computer . T o access these LEDs, remov e the back co ver of the computer: 1. Turn your computer off (choose Shut Down from the Apple menu). If you can't[...]

  • Pagina 244

    8 - iMac G5, 17-inch Troubleshooting General Information 3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of the computer and slowly lay it down so the screen is flat against the surface and the bottom is toward you. 4. Raise the foot and use a Phillips #1 screwdriver to loosen the three screws at the bottom of the compu[...]

  • Pagina 245

    iMac G5, 17-inch Troubleshooting - 9 General Information 5. As you hold the metal foot, tilt the back cover up and lift it away from the computer. The back cover with the foot attached should come off easily. If it doesn't, make sure the screws are turned completely counter-clockwise, but not too far. 6. T o protect the computer from electrost[...]

  • Pagina 246

    10 - iMac G5, 17-inch Troubleshooting General Information 7. Locate the large white arrow in the middle of the board. 8. Above this arrow, you'll see four LEDs: • LED 1 indicates that the trickle voltage from the power supply has been detected by the main logic board. This LED will remain ON whenever the iMac G5 is connected to a working AC [...]

  • Pagina 247

    iMac G5, 17-inch Troubleshooting - 11 General Information • LED 2 indicates that the main logic board has detected proper power from the power supply when the computer is turned on. This LED will be ON when the computer is turned on and the power supply is working correctly. • LED 3 indicates that the computer and the LCD display are communicat[...]

  • Pagina 248

    12 - iMac G5, 17-inch Troubleshooting General Information Internal P ower Button To the left of the diagnostic LEDs are two buttons. The top button is the internal power button; the lower button is the SMU button (described later in this chapter). The inter nal power b utton giv es you the ability to pow er on the computer with the back cov er off [...]

  • Pagina 249

    iMac G5, 17-inch Troubleshooting - 13 General Information T o power the computer on with the back cover off: 1. First remov e the back co ver . 2. Plug in the pow er cord. 3. Press the pow er button. The LEDs will come on indicating the computer status. 4. T o shut the computer off with the back co ver off , press the power b utton f or at least ?[...]

  • Pagina 250

    14 - iMac G5, 17-inch Troubleshooting General Information SMU Button on the Logic Board The iMac G5 uses an adv anced system management unit (SMU) to manage the ther mal and wattage conditions , while keeping the acoustic noise to a minimum. The SMU controls the f ans and regulates the speeds to r un each f an. The SMU reset button (sho wn below) i[...]

  • Pagina 251

    iMac G5, 17-inch Troubleshooting - 15 General Information Note: If Mac OS X is not booted and the alter nate de velopment oper ating system does not manage the f ans, the f ans go into an unmanaged state and r un at full speed. The SMU controls the f ans and regulates the speeds to r un each f an. The SMU der ives f an speed from sensors in each th[...]

  • Pagina 252

    16 - iMac G5, 17-inch Troubleshooting General Information P orts The iMac G5 por ts are shown below .[...]

  • Pagina 253

    iMac G5, 17-inch Troubleshooting - 17 General Information Spar es Kit Shipping with Replacement Modules 1. An extra thermal sensor cable (shown below) is included with the hard drive replacement part. If the original sensor is damaged during the disassembly, attach the new sensor cable to the main board and to the end of the hard drive (as shown).[...]

  • Pagina 254

    18 - iMac G5, 17-inch Troubleshooting General Information DDR Memory iMac G5 computers work with memor y modules (DIMMs) that meet all of these criter ia: PC3200, 2.5V , unbuff ered, 8-byte , nonparity , 184-pin, 400Mhz DDR SDRAM. There are two RAM slots. The maximum amount of RAM you can install is 2 GB . Y ou can use RAM module sizes of 256 MB , [...]

  • Pagina 255

    iMac G5, 17-inch Troubleshooting - 19 Symptom Charts Symptom Charts How to Use the Symptom Charts The Symptom Char ts included in this chapter will help you diagnose specific symptoms related to the product. Because cures are listed on the char ts in the order of most likely solution, tr y the cures in the order presented. V erify whether or not t[...]

  • Pagina 256

    20 - iMac G5, 17-inch Troubleshooting Symptom Charts P ower Issues No Po wer . The iMac G5 will not tur n on. 1. Ref er to the iMac G5 Repair Extension Program f or video and power issues mentioned at the beginning of this chapter . 2. V erify power outlet is good. Plug a diff erent device into the soc ket to ensure there is pow er , or plug the iM[...]

  • Pagina 257

    iMac G5, 17-inch Troubleshooting - 21 Symptom Charts 8. Plug the pow er cord into the iMac G5 and into the AC outlet. Check to see if LED #1 is On or Off . • LED #1 is On . This indicates that the power supply is getting good power from the AC outlet. Go to step 8. • LED #1 is Off . This indicates that your power supply should be replaced. Orde[...]

  • Pagina 258

    22 - iMac G5, 17-inch Troubleshooting Symptom Charts 10. Does the computer star t up nor mally after pressing the inter nal pow er button? - Ye s : Press and hold the power button until the computer powers off. • Unplug the power cord from the iMac, and reinstall the back cover. • Return the computer to the upright position. • Plug the comput[...]

  • Pagina 259

    iMac G5, 17-inch Troubleshooting - 23 Symptom Charts Yes : The hard drive needs to be replaced. No : Go to the next step. 13. When pressing the internal power button to po wer on the computer , does LED #2 come on momentarily , or not at all? Momentarily : The logic board has detected 12v, but the power supply cannot maintain it. Your power supply [...]

  • Pagina 260

    24 - iMac G5, 17-inch Troubleshooting Symptom Charts Loud buzzing, ticking, or whining noise The computer ma y make a loud b uzzing, ticking, or whining noise when it’ s on. The sound ma y vary depending upon screen br ightness or processor load. 1. Determine that this noise is related to the computer by removing and shutting do wn all other de v[...]

  • Pagina 261

    iMac G5, 17-inch Troubleshooting - 25 Symptom Charts No V ideo The computer will turn on and ther e is no pictur e or color on the display . The boot chime, the fan, and hard drive acti vity can be heard. 1. Ref er to the iMac G5 Repair Extension Program f or video and power issues mentioned at the beginning of this chapter . 2. Check if the comput[...]

  • Pagina 262

    26 - iMac G5, 17-inch Troubleshooting Symptom Charts 6. Remov e the back co ver to access the diagnostic LEDs on the logic board. 7. With the back co ver remo ved, locate the diagnostic LEDs 1 through 4 abo ve the large white arrow on the main logic board. 8. Plug the pow er cord into the iMac G5 and into a known good A C outlet. LED #1 should come[...]

  • Pagina 263

    iMac G5, 17-inch Troubleshooting - 27 Symptom Charts 10. When the computer star ts up , LED #2 will light after you hear the boot chime indicating the logic board is processing pow er correctly . If LED #2 does not light, go to step 11 f or instr uctions on resetting the SMU . If LED #2 remains off after resetting the SMU , your logic board needs t[...]

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    28 - iMac G5, 17-inch Troubleshooting Symptom Charts 13. Unplug the iMac G5 and remov e the SDRAM. Replace with known good SDRAM. Plug the iMac G5 back in and start the unit by pressing the two internal power pins. Does LED #3 light now? Ye s : Replace the original SDRAM and test again. If LED #3 does not light with the original SDRAM, replace the [...]

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    iMac G5, 17-inch Troubleshooting - 29 Symptom Charts Display is tinted another color 1. Ref er to the iMac G5 Repair Extension Program mentioned at the beginning of this chapter . 2. Reset the parameter RAM. Press Command-Option-P-R ke ys. When you keep all the keys held down, you will hear the startup chime over and over again (about every ten sec[...]

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    30 - iMac G5, 17-inch Troubleshooting Symptom Charts When displaying a single color over the scr een ar ea, the LCD panel shows one or more pixels that ar e not properly lit Active-matrix LCD technology uses ro ws and columns of addressable locations (pix els) that render te xt and images on screen. Each pix el location has three separate subpix el[...]

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    iMac G5, 17-inch Troubleshooting - 31 Symptom Charts Hard Driv e In a hard drive failur e, the computer fails to boot to the desktop and may display a fl ashing question mark, or an alternating question mark and Mac OS (face o a f older) 1. Restar t the computer with the Apple Hardware T est (AHT) disc that came with the computer . Run the Quick/E[...]

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    32 - iMac G5, 17-inch Troubleshooting Symptom Charts Flashing question mark appears on the screen 1. Boot from the system CD that came with the computer and see if the hard drive mounts on the desktop . 2. Launch Drive Setup . Reinstall the system software drivers f or the hard drive. 3. If no hard drive is f ound in Drive Setup , verify the hard d[...]

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    iMac G5, 17-inch Troubleshooting - 33 Symptom Charts No: The next thing to check to make sure the computer realizes the drive is there. From the Apple menu, choose About This Mac. From the window that pops up, click on More Info. An application called System Profiler should open. In System Profiler, in the column on the left, look under Hardware fo[...]

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    34 - iMac G5, 17-inch Troubleshooting Symptom Charts information. • Unknown Err or : If you see “Unknown Error”, without “-2147352480”, you will want to see Knowledge Base article 152224 for more information. • None of these alert messages: Is your disc drive the one inside the iMac, or is it attached to the iMac by a USB or FireWire ca[...]

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    iMac G5, 17-inch Troubleshooting - 35 Symptom Charts Inserting Discs Issue 1. Is there a disc already in the drive? Ref er to Knowledge Base ar ticle 106752, “Macintosh: How to Eject a Disc When Other Options Do Not W or k”. 2. Check System Profiler . In System Profiler , in the column on the left, look under Hardware f or a line called S-A T[...]

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    36 - iMac G5, 17-inch Troubleshooting Symptom Charts F an Sound Loud fan noise coming from inside the computer The grill on the bottom of the iMac G5 lets a trio of fans dra w cool air into the system. Advanced thermal software spins the f ans f ast or slow as needed, passing the heated air through a slit on the back co ver . As the system usage in[...]

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    iMac G5, 17-inch Troubleshooting - 37 Symptom Charts increase their speed to cool the system the sound level will increase. This is normal operation and none of your fans require replacement. Refer to the “Heatsink Cleaning Procedure” that follows to determine whether dust accumulating in the heatsink cooling fins may be causing the fans to run[...]

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    38 - iMac G5, 17-inch Troubleshooting Symptom Charts 6. With the cov er off , plug the computer in and star t it up b y pressing the inter nal power button. - As the machine starts up, listen carefully to each of the fans, and see if you can locate one of the three fans of which the objectionable ticking, whistling, or squealing sound is coming fro[...]

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    iMac G5, 17-inch Troubleshooting - 39 Symptom Charts Heatsink Cleaning Procedur e Dust dra wn in through the intake grill on the bottom of the iMac can gradually accum ulate, e ventually degr ading the cooling performance of the heatsink by obstructing the air flow . 1. Bef ore you begin, remov e the back co ver and the midplane assemb ly . 2. Rem[...]

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    40 - iMac G5, 17-inch Troubleshooting Symptom Charts 4. If the dust has accumulated on the cooling fins th e n use compressed air from a can or an air compressor to blo w the dust from the heatsink as shown below . 5. Inspect the low er fan and use the compressed air to clean it out if needed. 6. Inspect the low er grill on the iMac front bezel an[...]

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    iMac G5, 17-inch Troubleshooting - 41 Symptom Charts AirP ort Not able to connect wirelessly with AirP ort 1. F rom the Apple menu, choose About this Mac. 2. Click on More Inf o. System Profiler should open. 3. In System Profiler , in the column on the left, look under Hardware for a line called “AirP or t Card”. Select that line. 4. Does the[...]

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    42 - iMac G5, 17-inch Troubleshooting Symptom Charts My AirPort signal seems to be v ery week 1. Check y our antenna. If the AirP or t antenna is not plugged in all the way , you ma y hav e v er y shor t AirP or t range . 2. Remov e the back co ver . Reconnect the antenna cable to the AirP or t card. Press the antenna connector fir mly , to make s[...]

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    iMac G5, 17-inch Troubleshooting - 43 Symptom Charts Speakers I don’t hear sound from the speak ers. 1. Press the F5 button on y our ke yboard. It has a sound icon on it. Do you hear sound now? Y es: It looks like your volume was muted. When this happens again, just press the F4 and F5 keys to regulate your volume. No : Are there any external mic[...]

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    44 - iMac G5, 17-inch Troubleshooting Symptom Charts I hear sound out of only one speaker . 1. Are there any e xternal microphones, speakers or headphones plugged into the iMac? Ye s : Disconnect any external microphones, speakers, or headphones. Do you hear audio from both of the built in speakers on your iMac? – Ye s : Good. It looks like the b[...]

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    iMac G5, 17-inch Troubleshooting - 45 Symptom Charts 3. T r y a known good USB mouse . 4. Replace the mouse. 5. Replace the logic board. The mouse is slow to r espond. 1. T r y putting the mouse on a diff erent surface - an opaque surf ace with no patter ns is best. 2. Adjust the settings on the mouse. – Choose Apple menu > System Pref erences[...]

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    46 - iMac G5, 17-inch Troubleshooting Symptom Charts No : Replace the logic board. Certain keys don't work. 1. Unplug all de vices from your computer , including your mouse and ke yboard as well as printer , scanner , e xter nal hard dr iv es, and hubs. (W ar ning: Some de vices may require you to perf orm steps before it is saf e to unplug th[...]

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    iMac G5, 17-inch Troubleshooting - 47 Symptom Charts When I type, strange characters appear on the screen. 1. Depending on your iMac's settings , a simple ke ystroke can change y our keyboard from English to Japanese . This can result in some pretty funny characters showing up when you type . T o s witch to the US keyboard, 2. Open System Pref[...]

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    48 - iMac G5, 17-inch Troubleshooting Symptom Charts 2. Reseat the memor y into the slot. 3. Replace the memor y . 4. Replace the logic board. USB A USB device doesn’t w ork 1. Please unplug all of your USB de vices from your iMac e xcept your Apple K eyboard and Apple mouse. 2. Now plug y our device directly into the bac k of your iMac. Does it [...]

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    iMac G5, 17-inch Troubleshooting - 49 Symptom Charts[...]

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    © 2005 Apple Computer , Inc. All r ights reser ved.  Service Source Views iMac G5, 17-inch[...]

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    iMac G5,17-inch Views - 1 iMac G5 (17-inch) iMac G5 (17-inch) Cable, Hard Drive Sensor 922-6790 Cable, Hard Drive, Data, PATA 922-6791 Cable, Hard Drive Data, PATA 922-6788 Cable, Hard Drive, Power, PATA 922-6792 Cable, Hard Drive Power, SATA 922-6789 Kit, Upper Fan 076-1 183 Cover , Heatsink, G5 922-6805 Duct, Air Deflector, Hard Drive 922-6798 Mi[...]

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    2 - iMac G5, 17-inch Views Screw Matrix and Part Numbers Screw Matrix and Part Numbers iMac G5 (17-inch) Note: These are not to scale. 922-6659 • Video cable to midplane (2) Phillips #1 922-6661 • Fan cover to hard drive (1) 922-6662 • Chassis to front bezel (4) 922-6665 • Inverter to chassis (1) • Optical drive to midplane (3) 922- 6666 [...]

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    iMac G5,17-inch Views - 3 Screw Matrix and Part Numbers 922- • Modem (2) T6 • Bluetooth (2) T6 • AirPort Guide (2) T6 922-6842 • AirPort antenna (1) 922- 6846 • Heatsink pad to chassis • T10 922-6851 Speaker, Left (2) T10[...]

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    4 - iMac G5, 17-inch Views Screw Locators Screw Locators T o Access the Optical Drive[...]

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    iMac G5,17-inch Views - 5 Screw Locators T o Access the In verter[...]

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    6 - iMac G5, 17-inch Views Screw Locators T o Access the Fan Co ver[...]

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    iMac G5,17-inch Views - 7 Screw Locators T o Access the Hard Drive[...]

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    8 - iMac G5, 17-inch Views Screw Locators T o Access the Display/Bezel-Part 1[...]

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    iMac G5,17-inch Views - 9 Screw Locators T o Access the Display/Bezel-Part 2[...]

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    10 - iMac G5, 17-inch Views Screw Locators T o Access the Midplane Assembly-Part 1[...]

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    iMac G5,17-inch Views - 11 Screw Locators T o Access the Midplane Assembly-Part 2[...]

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    © 2005 Apple Computer , Inc. All r ights reser ved.  Service Source Repair Extension Program iMac G5 (17-inch)[...]

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    iMac G5 (17-inch) Repair Extension Program - 1 Repair Extension Program for Video and Power Issues Apple has announced the iMac G5 Repair Extension Program (REP) f or Video and P ower Issues that cov ers first-generation 17-inch and 20-inch iMac G5 models that ha ve video- or pow er-related symptoms as a result of a specific component failure . I[...]

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    iMac G5 (17-inch) Repair Extension Program - 2 Eligible Pr oducts The program is a vailab le f or first generation iMac G5 models that were sold between appro ximately September 2004 and June 2005 f eaturing 17- and 20-inch displays with 1.6GHz and 1.8GHz G5 processors. 1. The aff ected iMac G5 computers hav e ser ial numbers where the first fiv[...]

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    iMac G5 (17-inch) Repair Extension Program - 3 Note: Only first generation iMac G5 models are eligib le for the repair e xtension program. . Note: Customers are responsible f or the repair cost of any accidental or cosmetic damage, or f or any issues that do not relate directly to the specific logic board or po wer supply issues cov ered by this [...]

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    iMac G5 (17-inch) Repair Extension Program - 4 Replacement Parts If a logic board and/or pow er supply must be replaced, order on a like-f or-like basis only . The f ollowing par ts are eligible to be replaced under this repair e xtension program: • 661-3595 Board, Logic, 1.6GHz, No Optical, iMac G5 17" • 661-3596 Board, Logic, 1.6GHz, w/O[...]

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    iMac G5 (17-inch) Repair Extension Program - 5 Eur opean IMCs F or repairs cov ered under the iMac G5 REP for Video and P ower Issues , IMCs in Europe must order logic boards as stoc k par ts using the par t numbers listed abo ve. T o receive credit f or the cov ered logic boards ordered as stock par ts, IMCs must request an RMA number from the SPS[...]

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    iMac G5 (17-inch) Repair Extension Program - 6 Troubleshooting Video Issues V ideo Symptoms Aff ected computers will exhibit one or more of the f ollowing: • Scrambled or distorted video • The system intermittently freezes or crashes • The system may crash during the boot process with the fans running at full speed Repair Pr ocedure 1. V erif[...]

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    iMac G5 (17-inch) Repair Extension Program - 7 4. Aff ected capacitors will hav e a “+” sign stamped into the top of the capacitor . Note: Not all capacitors stamped with a “+” sign are f aulty , so fur ther inspection is required to determine whether one or more of the capacitors are faulty . 5. F ailed capacitors will no longer ha ve a ?[...]

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    iMac G5 (17-inch) Repair Extension Program - 8 6. If the logic board has bulged or v ented capacitors, replace the logic board. 7. If the logic board has bulged or v ented capacitors, remo ve and inspect the po wer supply . Note: Aff ected power supplies are rated f or 100-127VAC and are known as non-PFC power supplies. These power supplies were pl[...]

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    iMac G5 (17-inch) Repair Extension Program - 9 Special CompTIA Codes Apple has created the f ollowing two CompTIA Codes to use f or repairs on iMac products eligible f or cov erage under the iMac G5 REP f or Video and P ower Issues: • Use CompTIA Code 560: iMac G5 MLB/Power Supply REP when replacing a logic board, whether or not the iMac is cover[...]

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    iMac G5 (17-inch) Repair Extension Program - 10 Troubleshooting Power Issues P ower Symptoms The aff ected power supplies are rated f or 100V A C-127V A C and were placed in iMac G5 systems destined f or the US, Canada, and J apan. Aff ected power supplies will e xhibit one or more of the f ollowing: • No power to the computer • The computer in[...]

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    iMac G5 (17-inch) Repair Extension Program - 11 5. Remov e the power supply . T ur n ov er the power supply to vie w the label. Aff ected pow er supplies hav e: • an Apple par t number of 614-0293 or 614-0296 (shown below) • an AC Input of 100-127V, 50-60Hz (listed below the part number) Note: A pow er supply failure ma y leav e a visible resid[...]

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    iMac G5 (17-inch) Repair Extension Program - 12 7. While doing the pow er supply repair , inspect the capacitors (highlighted below) on the logic board, looking f or signs of bulging and/or v enting. 8. Aff ected capacitors will hav e a “+” sign stamped into the top of the capacitor . Note: Not all capacitors stamped with a “+” sign are fau[...]

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    iMac G5 (17-inch) Repair Extension Program - 13 9. F ailed capacitors will no longer hav e a flat top and can be identified b y signs of bulging (shown belo w) and/or venting. The top ma y bulge upward. In se vere cases the top of the capacitor ma y show signs of electrolyte v enting which appears as a small amount of cream-colored paste around t[...]

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    iMac G5 (17-inch) Repair Extension Program - 14 Special CompTIA Codes Apple has created the f ollowing two CompTIA Codes to use f or repairs on iMac products eligible f or cov erage under the iMac G5 REP f or Video and P ower Issues: • Use CompTIA Code 560: iMac G5 MLB/Power Supply REP when replacing a logic board, whether or not the iMac is cove[...]

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    iMac G5 (17-inch) Repair Extension Program - 15 Eur opean IMCs F or repairs cov ered under the iMac G5 REP for Video and P ower Issues , IMCs in Europe must order logic boards as stoc k par ts using the par t numbers listed abo ve. T o receive credit f or the cov ered logic boards ordered as stock par ts, IMCs must request an RMA number from the SP[...]