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Apple 2300C manuale d’uso - BKManuals

Apple 2300C 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 2300C. 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 2300C 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 2300C 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 2300C dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Apple 2300C
- nome del fabbricante e anno di fabbricazione Apple 2300C
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Apple 2300C
- 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 2300C 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 2300C 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 2300C, 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 2300C, 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 2300C. 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

    Service Source K Po werBook 2300 Series PowerBook Duo 2300c[...]

  • Pagina 2

    Service Source K Basics Po werBook 2300 Series[...]

  • Pagina 3

    Basics General Information - 1 General Information The PowerBook Duo 2300c brings RISC- based PowerPC processor technology to the subnotebook class. This system features a 100- megahertz PowerPC 603e processor, an active-matrix color display, and a trackpad. Its integrated 9.5- inch display offers two modes—640 by 480 pixels with 256 colors, or 6[...]

  • Pagina 4

    Basics General Information - 2 thousands of colors. Also offered are a high-capacity hard disk and RAM that can easily be expanded to 56 megabytes.[...]

  • Pagina 5

    Basics Repair Strategy - 3 Repair Strategy Service the PowerBook 2300 Series computers through module exchange and parts replacement. Customers can request on-site service from an Apple Authorized Service Provider Plus (AASP+) Apple Assurance (US only), or request a courier through the Apple Canada Technical Answerline (Canada only). They can also [...]

  • Pagina 6

    Basics Repair Strategy - 4 Large businesses, universities, and K-12 accounts must provide a purchase order on all transactions, including orders placed through the AppleOrder (US only) or ARIS (Canada only) system. USA Ordering US Service Providers not enrolled in AppleOrder may fax their orders to Service Provider Support (512-908- 8125) or mail t[...]

  • Pagina 7

    Basics Repair Strategy - 5 Canadian Ordering Canadian Service Providers not enrolled in ARIS may fax their orders to Service Provider Support in Canada (1-800-903-5284). For Canadian inquiries, please call Service Provider Support at 905-513-5782 and select option #3.[...]

  • Pagina 8

    Basics Warranty/AppleCare/ARIS - 6 Warranty/AppleCare/ARIS US Only The PowerBook 2300 Series computers are covered under the Apple One-Year Limited Warranty. The AppleCare Service Plan is also available for these products. Service Providers are reimbursed for warranty and AppleCare repairs made to these computers. For pricing information, refer to [...]

  • Pagina 9

    Basics Tools Required - 7 Tools Required The following tools are required to disassemble a PowerBook Duo 2300c system: • T-6 torx driver • T-8 torx driver • T-10 torx driver • IC extractor • Jeweler’s flat-blade screwdriver • # 00 Phillips screwdriver • Duo battery contact alignment tool[...]

  • Pagina 10

    Basics Logic Board Connectors - 8 Logic Board Connectors FSTN Microphone TFT Modem RAM Expansion SCSI Hard Drive Backup Battery IDE Hard Drive Trackpad Sleep Switch Keyboard PPC 603e[...]

  • Pagina 11

    Basics Rear Panel - 9 Modem Port (internal) Power On Docking Connector Power Adapter Serial Port Rear Panel[...]

  • Pagina 12

    Basics Screw Matrix - 10 Screw Matrix Nine different types of screws are used in the PowerBook Duo 2300c. Most are Torx screws that require a T-6 or T-8 Torx screwdriver. The following matrix illustrates these screws and notes their location in the unit. When installing the screws, make them finger-tight; do not overtighten.[...]

  • Pagina 13

    Service Source K Specifications Po werBook 2300 Series[...]

  • Pagina 14

    Specifications Introduction - 1 Introduction You can also find specifications information for this product in the Spec Database, which you can access in one of three ways: — Launch it directly by double-clicking the Apple Spec Database runtime alias at the top level of the Main Service Source CD. — Select "Apple Spec Database" from th[...]

  • Pagina 15

    Specifications Processor - 2 Processor CPU PowerPC 603e RISC processor 100 MHz Addressing 32-bit data bus[...]

  • Pagina 16

    Specifications Memory - 3 Memory RAM 8 MB of low-power, self-refresh dynamic RAM on board Expandable to 56 MB Maximum of 48 MB RAM expansion card, with 70 ns or faster chips RO M 1 MB of ROM on board Clock/Calendar CMOS custom chip with long-life rechargeable lithium battery[...]

  • Pagina 17

    Specifications Disk Storage - 4 Disk Storage Hard Drive Internal 2.5” IDE drive (750 MB or 1.1 GB) Floppy Drive Optional external 1.4 MB Apple SuperDrive[...]

  • Pagina 18

    Specifications I/O Interfaces - 5 I/O Interfaces Processor -Dir ect Slot 152-pin processor-direct slot (PDS) connector for attaching expansion devices 32-bit expansion bus Serial Serial port for attaching modem, printer, AppleTalk network, or other serial device (RS-422 or mini DIN-8) Modem Modem telephone jack (RJ-11 in United States, mini DIN-8 e[...]

  • Pagina 19

    Specifications I/O Devices - 6 I/O De vices K eyboard Built-in standard Apple keyboard 63 keys, domestic; 64 keys, ISO Caps-locked LED Soft power-on switch 2.4 mm travel; 18 mm vertical and horizontal pitch Two-level tilt adjustment using feet T rackpad Solid-state trackpad 400 dpi resolution for relative mode 520 dpi minimum resolution for absolut[...]

  • Pagina 20

    Specifications Sound and Video - 7 Sound and V ideo Sound Generator 4-voice sound with 8-bit digital-analog conversion Records at 11 kHz or 22 kHz sample rate Microphone Built-in, omnidirectional Electret Speaker Built-in V ideo Display 9.5” active-matrix color display 640 by 480 pixels with 256 colors, or 640 by 400 pixels with thousands of colo[...]

  • Pagina 21

    Specifications Electrical - 8 Electrical Main Battery NiMH (nickel metal hydride), Type 3 2-4 hours of use before recharging Recharge time: approximately 2 hours if in sleep or shutdown mode; approximately 4 hours when computer is in use Po wer Adapter Input: AC 100-240 V, 50-60 Hz Output: DC 24 V, 1.5 A, 36 W Microphone Output: 4 mV peak to peak a[...]

  • Pagina 22

    Specifications Physical - 9 Physical Dimensions Height: 1.5 in. (3.8 cm) Width: 10.9 in. (27.7 cm) Depth: 8.5 in. (21.6 cm) W eight 4.8 lb. (2.2 kg)[...]

  • Pagina 23

    Specifications Environmental - 10 En vironmental Operating T emperature 41–95° F (5–35° C) if used alone or connected to a MiniDock or floppy disk adapter 41-86° F (5-30° C) if used in a Duo Dock Plus or other Duo Dock Storage T emperature -13° to 140° F (-25° to 60° C) Relative Humidity 20% to 80% noncondensing Operating Altitude 0–1[...]

  • Pagina 24

    Specifications Other - 1 1 Other Express Modem 14,400-bps data transmission, with 14,400-bps fax send and receive capability Supports two error-correction and data-compression protocols: MNP classes 2 to 5 and CCITT standard V.42/V.42bis SCSI Adapter Enables connection between PowerBook computer and desktop Macintosh (PowerBook appears as a hard dr[...]

  • Pagina 25

    Service Source K Troubleshooting PowerBook 2300 Series[...]

  • Pagina 26

    Troubleshooting General - 1 General The Symptom Charts included in this chapter will help you diagnose specific symptoms related to your product. Because cures are listed on the charts in the order of most likely solution, try the first cure first. Verify whether or not the product continues to exhibit the symptom. If the symptom persists, try the [...]

  • Pagina 27

    Troubleshooting Battery Contact Alignment - 2 Battery Contact Alignment Use the Duo battery contact alignment tool in these situations: • Any time a battery contact screw is loosened, removed, or replaced. • Whenever a PowerBook Duo logic board is installed or reassembled into a system. • Whenever a PowerBook Duo with a known good battery shu[...]

  • Pagina 28

    Troubleshooting Power Manager Reset - 3 Power Manager Reset If a unit crashes or experiences power problems, reset the power manager chip by pressing the rear power switch for 30-45 seconds. If resetting the power manager chip does not solve the problem, reset the code for the power manager chip by removing all power sources and letting the unit si[...]

  • Pagina 29

    Troubleshooting Symptom Charts/ Startup - 4 Symptom Charts Startup RAM failure occurs (eight-tone error chord sequence sounds after startup chord) 1 Attach power adapter. 2 Check RAM expansion card connection. 3 Replace RAM expansion card 4 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to[...]

  • Pagina 30

    Troubleshooting Symptom Charts/ Startup - 5 Hardware failure occurs (four-tone error chord sequence sounds after startup chord) 1 Check that mylar tape on docking connector is attached and in place. 2 Disconnect hard drive cable from logic board and reboot system. If startup sequence is normal, power off system, reseat cable, and retest. 3 Check fo[...]

  • Pagina 31

    Troubleshooting Symptom Charts/ Power - 6 Power Screen is blank; computer does not respond 1 Disconnect power adapter, remove battery for 3 minutes, then reinstall battery. 2 Press rear power switch. 3 Reset power manager. 4 Try known-good, charged main battery. 5 Check all logic board cable connections. 6 Replace logic board. Note: When replacing [...]

  • Pagina 32

    Troubleshooting Symptom Charts/ Power - 7 After you remove main battery, some Control Panel settings are different 1 Make sure backup battery is securely connected. 2 Replace backup battery. Power adapter is plugged in, but battery DA does not indicate charger is connected 1 This is normal for fully-charged battery. 2 Check power adapter connection[...]

  • Pagina 33

    Troubleshooting Symptom Charts/ Power - 8 Computer runs when plugged into wall outlet but not when using battery power; battery voltage is within tolerance 1 If battery is new, fully charge it. 2 Check that leftmost CPU stiffener mounting screw is installed. 3 Inspect battery contacts on logic board to make sure not bent or dirty. 4 Perform battery[...]

  • Pagina 34

    Troubleshooting Symptom Charts/ Power - 9 System acts erratically, such as powering off unexpectedly, or hanging up. 1 Make sure logic board mounting screw installed on battery contact is tightened. 2 Check power adapter for physical damage. 3 Check power adapter connection. System powers down unexpectedly, won’t boot off battery, or powers down [...]

  • Pagina 35

    Troubleshooting Symptom Charts/ External Floppy Drive - 10 External Floppy Drive Audio and video present, but external drive does not operate 1 Check floppy-adapter-to-PowerBook connection. 2 Try known-good floppydisk. 3 Check floppy drive cable connection. 4 Replace floppy drive cable. 5 Replace floppy adapter. 6 Replace floppy drive. 7 Check that[...]

  • Pagina 36

    Troubleshooting Symptom Charts/ External Floppy Drive - 11 Disk ejects while booting; display shows Mac icon with blinking X 1 Try known-good system disk. 2 Verify that trackpad ∑∑button is not stuck. 3 Check floppy drive cable connection. 4 Replace floppy drive cable. 5 Replace floppy adapter. 6 Replace floppy drive. 7 Replace logic board. Not[...]

  • Pagina 37

    Troubleshooting Symptom Charts/ External Floppy Drive - 12 Disk does not eject 1 Switch off system and hold trackpad ∑∑button down while you switch on system. 2 Insert straightened paper clip into hole next to drive opening to eject disk. 3 Check floppy drive cable connection. 4 Replace floppy drive cable. 5 Replace floppy adapter. 6 Replace fl[...]

  • Pagina 38

    Troubleshooting Symptom Charts/ External Floppy Drive - 13 Disk initialization fails 1 Try known-good floppy disk. 2 Check floppy drive cable connection. 3 Replace floppy drive cable. 4 Replace floppy adapter. 5 Replace floppy drive. Read/write/copy error 1 Try known-good floppy disk. 2 Check floppy drive cable connection. 3 Replace floppy drive ca[...]

  • Pagina 39

    Troubleshooting Symptom Charts/ Video - 1 4 Video Pixel never comes on or is always on Replace display or return computer to Apple. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On international units, also replace the stiffener if t[...]

  • Pagina 40

    Troubleshooting Symptom Charts/ Video - 1 5 Display is very light or totally white 1 Adjust screen contrast and brightness settings. 2 Verify cable, inverter board, and logic board. 3 Replace inverter board (CPRC/Int’l only). 4 Replace display. 5 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is att[...]

  • Pagina 41

    Troubleshooting Symptom Charts/ Video - 1 6 Backlight doesn’t operate. 1 Verify that backlight cable connection is secure. 2 Check cable, inverter board, and logic board connections. 3 Verify that cables are not pinched or severed. 4 Replace inverter board (CPRC/Int’l only). 5 Replace display. 6 Replace logic board. Note: When replacing the log[...]

  • Pagina 42

    Troubleshooting Symptom Charts/ Video - 1 7 No display, but computer appears to operate correctly 1 Press any key to wake computer from system sleep. 2 Adjust screen contrast and brightness settings. 3 Verify cable, inverter board, trackpad, keyboard, and logic board connections. 4 Connect power adapter. 5 Replace inverter board (CPRC/Int’l only)[...]

  • Pagina 43

    Troubleshooting Symptom Charts/ Hard Drive - 18 Hard Drive Internal hard drive does not spin 1 Check internal hard drive cable connection. 2 Replace internal hard drive cable. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On internat[...]

  • Pagina 44

    Troubleshooting Symptom Charts/ Hard Drive - 19 Internal hard drive does not power up 1 Check internal hard drive cable connection. 2 Replace internal hard drive cable. 3 Run Mass Storage Test on MacTest Pro. 4 Use Drive Setup to reinitialize drive 5 Replace internal hard drive. 6 Replace logic board. Note: When replacing the logic board, check tha[...]

  • Pagina 45

    Troubleshooting Symptom Charts/ Peripherals - 20 Peripherals After you connect external SCSI device, computer does not boot 1 Switch on external SCSI device before starting computer. 2 Check cable connections. 3 Verify that SCSI chain is terminated correctly. 4 Verify that SCSI select switch setting on external device is unique. 5 Verify operation [...]

  • Pagina 46

    Troubleshooting Symptom Charts/ Peripherals - 21 Cursor does not move when you are using trackpad 1 Reset power manager. 2 Check trackpad connections. 3 Check keyboard and logic board connections. 4 Connect low-power mouse and try to move cursor. If cursor moves, try using trackpad and keyboard. If trackpad does not move cursor, replace trackpad. I[...]

  • Pagina 47

    Troubleshooting Symptom Charts/ Peripherals - 22 Cursor intermittently does not move or moves erratically 1 Reset power manager. 2 Clean trackpad surface. 3 Check trackpad connections. 4 Replace trackpad. 5 Replace keyboard. 6 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of[...]

  • Pagina 48

    Troubleshooting Symptom Charts/ Peripherals - 23 Cursor moves, but clicking trackpad button has no effect 1 Reset power manager. 2 Clean trackpad connections. 3 Check keyboard and logic board connections. 4 Examine trackpad ∑∑button for damage. If OK, reseat and try again. If ∑∑button still fails, replace it. 5 Replace trackpad. 6 Replace k[...]

  • Pagina 49

    Troubleshooting Symptom Charts/ Peripherals - 24 No response to any key on keyboard 1 Verify that computer is on. 2 Reset power manager. 3 Check keyboard connection. 4 Replace keyboard. 5 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, r[...]

  • Pagina 50

    Troubleshooting Symptom Charts/ Peripherals - 25 Known-good direct connect printer does not print 1 Check that power adapter is plugged in. 2 Verify that System is 7.5.2 or later. 3 Verify that Chooser and Control Panel settings are correct. 4 Check serial cable. 5 Replace printer cable. 6 Try known-good printer. 7 Replace logic board. Note: When r[...]

  • Pagina 51

    Troubleshooting Symptom Charts/ Peripherals - 26 Known-good network printer does not print 1 Verify that System is 7.5.2 or later. 2 Verify that the Chooser and Control Panel settings are correct. 3 Check that Filesharing is turned on and Network Control is not set on Apple Remote Access (ARA). 4 Check cables. 5 Replace printer cable. 6 Try know-go[...]

  • Pagina 52

    Troubleshooting Symptom Charts/ Peripherals - 27 Device connected to external modem port does not work 1 Verify that External Modem is selected in CDEV. 2 Verify that System is 7.5.2 or later. 3 Check cables. 4 Test device with known good computer. 5 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is a[...]

  • Pagina 53

    Troubleshooting Symptom Charts/ Peripherals - 28 I/O devices are unrecognized or garbage is transmitted or received 1 Verify that System is 7.5.2 or later. 2 Check cables 3 Verify that SCSI device is correctly terminated. 4 Verify that SCSI select switch setting on external device is unique. 5 Test device with known-good computer. 6 Replace logic b[...]

  • Pagina 54

    Troubleshooting Symptom Charts/ Peripherals - 29 In disk mode, computer does not display SCSI icon until host is booted, or computer crashes when host is shut down Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On[...]

  • Pagina 55

    Troubleshooting Symptom Charts/ Internal Modem - 30 Internal Modem Internal modem options do not appear in CDEV 1 Verify using system software 7.5.2 or later. 2 Verify that correct modem driver is selected in Extensions folder within System Folder. 3 Remove and reseat modem card. 4 Replace modem card. 5 Replace logic board. Note: When replacing the[...]

  • Pagina 56

    Troubleshooting Symptom Charts/ Internal Modem - 31 Battery Contacts.”) Modem does not respond properly to AT command set instructions 1 Verify that baud rate and data format settings of communications application are compatible with internal modem and remote modem. 2 Check phone cord connection and operation. 3 Verify using system software 7.5.2[...]

  • Pagina 57

    Troubleshooting Symptom Charts/ Internal Modem - 3 2 Strange mix of characters appears on screen 1 Verify that baud rate and data format settings of communications application are compatible with internal modem and remote modem. 2 Check phone cord connection and operation. 3 Verify using system software 7.5.2 or later. 4 Remove and reseat modem car[...]

  • Pagina 58

    Troubleshooting Symptom Charts/ Internal Modem - 33 Modem interferes with system sound 1 Remove and reseat modem card. 2 Replace modem card. 3 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On international units,[...]

  • Pagina 59

    Troubleshooting Symptom Charts/ Internal Modem - 3 4 Modem does not respond to incoming call 1 If computer is in sleep mode, verify that “Answer calls” is selected in PowerBook Control Panel. 2 Check phone cord connection and operation. 3 Replace modem card. 4 Replace logic board. Note: When replacing the logic board, check that the serial port[...]

  • Pagina 60

    Troubleshooting Symptom Charts/ Internal Modem - 35 Modem has no sound output 1 Verify that Control Panel volume setting is 1 or above. 2 Replace modem card. 3 Replace logic board. Note: When replacing the logic board, check that Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener[...]

  • Pagina 61

    Troubleshooting Symptom Charts/ Internal Modem - 3 6 Modem Connects but does not communicate with remote modem 1 Verify that remote modem needs error correction (error correction is internal modem default). 2 Type AT &Q0 to disable error correction.[...]

  • Pagina 62

    Troubleshooting Symptom Charts/ Miscellaneous - 37 Miscellaneous Application seems to run slower after few seconds Adjust Battery Conservation Options setting in Control Panel or connect power adapter.[...]

  • Pagina 63

    Troubleshooting Symptom Charts/ Miscellaneous - 38 No sound from speaker 1 Verify that Control Panel volume setting is 1 or above. 2 Check display cable connection. 3 Replace display cable. 4 Replace speaker (CPRC/Int’l only). 5 Replace logic board. 6 Return computer to Apple. Note: When replacing the logic board, check that the serial port EMI c[...]

  • Pagina 64

    Troubleshooting Symptom Charts/ Miscellaneous - 39 Unit unable to come out of sleep mode after asleep for 2 or more days 1 Plug in power adapter. 2 Press on rear switch power.[...]

  • Pagina 65

    Troubleshooting Symptom Charts/ Miscellaneous - 40 Unit unable to enter sleep mode 1 Verify using system 7.5.2 or later. 2 Make sure display actuator is installed 3 on CPU stiffener. 4 Replace sleep switch. 5 Replace logic board. Note: When replacing the logic board, check that the serial port EMI clip is attached to the bottom of the CPU stiffener[...]

  • Pagina 66

    Service Source K T ake Apart Po werBook 2300 Series[...]

  • Pagina 67

    Take Apart Main Battery - 1 Main Battery Before you begin, dis- connect the power adapter. 1 Depress the release button and slide open the battery door. 2 Pull out the main battery. Caution: If you fail to disconnect the power adapter and to remove the main battery before attempting take-apart procedures, you could short out the logic board. Releas[...]

  • Pagina 68

    Take Apart Main Battery - 2 Replacement Note: Perform the battery contact alignment procedure when a known-good battery has power problems. (See Additional Procedures, “Align Battery Contacts.”) Replacement Note: If you remove a dead battery from a unit that also had a dead backup battery, you must reset the power manager to start up the system[...]

  • Pagina 69

    Take Apart Keyboard - 3 Keyboard Before you begin, remove the following: • Power adapter • Main battery Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Keyboard[...]

  • Pagina 70

    Take Apart Keyboard - 4 Caution: PowerBook Duo cables are fragile and easily torn or damaged. Handle all cables with care. Note: If you are removing the keyboard only, you do not need to remove the case screw nearest the front of the unit. 1 Close, latch, and turn over the computer. Using a T-8 torx driver, remove the four case screws from the bott[...]

  • Pagina 71

    Take Apart Keyboard - 5 Replacement Caution: Don’t overtighten the keyboard screws. Overtightening could warp the keyboard and restrict key movement. After replacing the screws, always check the keys and space bar to make sure they work.[...]

  • Pagina 72

    Take Apart Keyboard - 6 2 Turn the computer upright and open the display. Caution: Handle the keyboard carefully in the next step to avoid tearing cables connected between the keyboard and the logic board. 3 Carefully tilt the computer and lift out the keyboard. Turn the keyboard over and place it on the palm rest. Palm Rest[...]

  • Pagina 73

    Take Apart Keyboard - 7 4 Using a jeweler’s flat- blade screwdriver, push out the release tabs and disconnect the two keyboard cables. 5 Set aside the keyboard. Cables Release Tabs[...]

  • Pagina 74

    Take Apart End Clutch Covers - 8 End Clutch Covers Before you begin, remove the following: • Power adapter • Main battery Note: The end clutch covers are disposable. If you break or cosmetically damage the covers, replace them. End End Clutch Cover Clutch Cover[...]

  • Pagina 75

    Take Apart End Clutch Covers - 9 Using a jeweler’s flat-blade screwdriver, push off the left and right end clutch covers. End Clutch Cover End C lutch C over[...]

  • Pagina 76

    Take Apart Top Case - 1 0 Top Case Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Top Case[...]

  • Pagina 77

    Take Apart Top Case - 1 1 1 Using your fingers, disconnect the trackpad cable. Trackpad Cable[...]

  • Pagina 78

    Take Apart Top Case - 1 2 Caution: The top case is secured to the chassis by a snap and four interlocking tabs along the front. Failure to unlock the four case tabs could damage the top case. 2 Raise the bottom left corner of the top case to release the case snap. 3 Slide the top case off the four interlocking tabs. Top Case Snap Interlocking Tabs[...]

  • Pagina 79

    Take Apart Top Case - 1 3 4 Remove the two rubber bumpers from the chassis. Replacement Note: Align the rubber bumpers with the notched ends as shown. Notch Rubber Bumper Rubber Bumper Notch[...]

  • Pagina 80

    Take Apart Trackpad Assembly - 1 4 Trackpad Assembly Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD Trackpad[...]

  • Pagina 81

    Take Apart Trackpad Assembly - 1 5 precautions in Bulletins/Safety. Caution: PowerBook Duo cables are fragile and easily torn or damaged. Handle all cables with care.[...]

  • Pagina 82

    Take Apart Trackpad Assembly - 1 6 1 Using a T-8 torx driver, remove the four mounting screws and lift off the trackpad carrier. Replacement Note: Make sure you install the lower left screw in the proper hole. Replacement Note: Thread the trackpad cable through the center of the carrier. Align the upper middle hole of the carrier with the plastic t[...]

  • Pagina 83

    Take Apart Trackpad Assembly - 1 7 Note: To avoid tearing the trackpad cable, carefully pull it through the trackpad button. 2 Lift up and remove the trackpad button. Trackpad Button[...]

  • Pagina 84

    Take Apart Trackpad Assembly - 1 8 Replacement Note: Install the trackpad button before installing the trackpad carrier: Slide the button connector into the guides on the button. Line up the button’s lower left hole with the plastic tab on the top case and set the button in place. Button Connector Trackpad Button Guides Plastic Tab[...]

  • Pagina 85

    Take Apart Trackpad Assembly - 1 9 3 Push up the trackpad and remove it Replacement Note: Install the trackpad so that the button connector faces the direction shown. Angle the trackpad downward, slide it into the top groove, and snap it firmly into place. Turn the top case over and check that the fit is snug. Replacement Note: Make sure the trackp[...]

  • Pagina 86

    Take Apart Trackpad Assembly - 2 0 Replacement Note: If the trackpad EMI shield is twisted, replace it. Gently slide the top portion of the shield into the groove on the top case. Be sure the tabbed area is unbent; bending would prevent the shield from making contact with the CPU stiffener after reassembly. Groove EMI Shield Tabbed Area[...]

  • Pagina 87

    Take Apart Trackpad Assembly - 2 1 Note: Do not use pliers or a screwdriver to remove the trackpad cable; this could damage the traces on the cable. 4 Using your fingers, carefully disconnect the trackpad cable. Replacement Note: The trackpad cable has connectors to the logic board, trackpad, and button. Trackpad Cable[...]

  • Pagina 88

    Take Apart Hard Drive - 22 Hard Drive Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Ha[...]

  • Pagina 89

    Take Apart Hard Drive - 23 Caution: These cables are fragile and easily torn or damaged. Handle with care. 1 Using an IC extractor, disconnect the IDE or SCSI cable from the logic board. 2 Using a T-8 torx driver, remove the three self- threading screws that secure the hard drive to the CPU stiffener. Note: The Duo comes with an IDE or SCSI hard dr[...]

  • Pagina 90

    Take Apart Hard Drive - 24 3 Pull back the EMI shield and lift out the hard drive. Replacement Note: Make sure you do a like-for-like hard drive installation (SCSI for SCSI or IDE for IDE). Replacement Note: Before closing the EMI shield, place the hard drive cable underneath. Cable Hard Drive EMI Shield[...]

  • Pagina 91

    Take Apart Hard Drive - 25 Note: Remove the mounting brackets and cable only if you are returning a defective drive to Apple. 4 Using a T-8 torx driver, remove the four screws and the two mounting brackets from the hard drive. Note: To avoid bending any pins, gently rock the cable connector from side to side and carefully remove it.[...]

  • Pagina 92

    Take Apart Hard Drive - 26 5 Using a jeweler’s flat-blade screwdriver, disconnect the hard drive cable connector from the hard drive. Replacement Note: Before installing the cable on a replacement drive, test it on a known-good drive to ensure that it is functioning. Replacement Note: IDE and SCSI cables are not interchangeable. If you replace a [...]

  • Pagina 93

    Take Apart Hard Drive - 27 Replacement Caution: The pins on an IDE and SCSI hard drive can easily be damaged if the cable is installed upside down or with the pins misaligned. Before installation, note if there are extra pins on the right side; these pins do not connect to the cable. Cable Extra Pins IDE Hard Drive IDE[...]

  • Pagina 94

    Take Apart Hard Drive - 28 6 Remove the display actuator and set it aside. Replacement Note: Before installing the hard drive, install the actuator on the CPU stiffener. Failure to install the actuator will prevent the PowerBook Duo from entering sleep mode when you close the unit. Display Actuator r[...]

  • Pagina 95

    Take Apart Backup Battery - 29 Backup Battery Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case Backup Battery[...]

  • Pagina 96

    Take Apart Backup Battery - 30 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/Safety. Caution: PowerBook Duo cables are fragile and easily torn or damaged. Handle all cables with care.[...]

  • Pagina 97

    Take Apart Backup Battery - 31 Using a jeweler’s flat-blade screwdriver, carefully disconnect the backup battery cable. Replacement Note: Install the connector component side up. Replacement Note: Each time you remove the backup battery, you lose memory stored in PRAM. In order to power up the unit after reassembly, you must reset the power manag[...]

  • Pagina 98

    Take Apart Display Assembly & CPU Stiffener - 32 Display Assembly & CPU Stiffener Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Hard drive Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a ground[...]

  • Pagina 99

    Take Apart Display Assembly & CPU Stiffener - 33 Review the ESD precautions in Bulletins/Safety. Important: Remove the display assembly & CPU stiffener as a single unit only when replacing a defective logic board or case bottom. In all other cases, remove the display assembly and the CPU stiffener separately. Caution: PowerBook Duo cables a[...]

  • Pagina 100

    Take Apart Display Assembly & CPU Stiffener - 34 Note: It is unnecessary to disconnect the backup battery in this next step. 1 Lift up the backup battery and carefully set it on the logic board. 2 Pull the display switch cable ferrite bead off the bottom case. Replacement Note: Make sure you attach the sticky side of the bead in the proper loca[...]

  • Pagina 101

    Take Apart Display Assembly & CPU Stiffener - 35 3 Using a jeweler’s flat- blade screwdriver, carefully disconnect the display switch cable. Replacement Note: Install the connector component-side up. 4 Using an IC extractor, disconnect the display cable. 5 Remove the microphone. Microphone Display Switch Cable[...]

  • Pagina 102

    Take Apart Display Assembly & CPU Stiffener - 36 6 Remove the three mounting screws that secure the CPU stiffener to the bottom case. Replacement Note: The leftmost CPU stiffener mounting screw is also a battery contact. If you fail to reinstall this screw, the battery may not charge. 7 Lift the CPU stiffener and attached display assembly strai[...]

  • Pagina 103

    Take Apart Display Assembly & CPU Stiffener - 37 Important: Check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On international units, also replace the stiffener if the modem port EMI clip is missing. Replacement Note: Move the display switch cable and microphone cable fo[...]

  • Pagina 104

    Take Apart Display Assembly & CPU Stiffener - 38 and possibly damaged. Replacement Note: After reinstalling the display assembly/CPU stiffener unit, wrap the hard drive EMI shield around the outside of the stiffener. Replacement Note: After reinstalling the display assembly/CPU stiffener unit, use the Duo battery contact alignment tool to check[...]

  • Pagina 105

    Take Apart Logic Board - 3 9 Logic Board Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Hard drive • Backup battery • Display assembly & CPU Stiffener Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent Logic Boar[...]

  • Pagina 106

    Take Apart Logic Board - 4 0 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. 1 Remove the logic board mounting screw. Replacement Caution: This mounting screw is also a battery contact (one of two). If you fail to reinstall it, the battery may not charge. Replacement Note: Do not remove the heatsink. Replacemen[...]

  • Pagina 107

    Take Apart Logic Board - 4 1 a heatsink.[...]

  • Pagina 108

    Take Apart Logic Board - 4 2 2 Raise the side of the logic board opposite the 152-pin docking connector. Slide the docking connector out of the bottom case and remove the logic board. Replacement Note: Perform the battery contact alignment procedure when you replace a logic board. (See Additional Procedures “Align Battery Contacts.”) Replacemen[...]

  • Pagina 109

    Take Apart Logic Board - 4 3 Replacement Note: When replacing the logic board, keep in mind that the PowerBook Duo won’t work unless an on/off board or a modem card is connected to the logic board. Replacement Note: If you are returning the logic board for repair, set aside the microphone, on/off board, and expansion card (if installed). Reinstal[...]

  • Pagina 110

    Take Apart Case Bottom - 4 4 Case Bottom Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Hard drive • Backup battery • Display assembly & CPU Stiffener • Logic board Case Bottom[...]

  • Pagina 111

    Take Apart Case Bottom - 4 5 Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Replacement Note: If the EMI shield on the bottom case is torn or damaged, replace the bottom case. Case Bottom EMI Shield[...]

  • Pagina 112

    Take Apart Feet - 4 6 Feet Before you begin, remove the following: • Power adapter • Main battery Feet[...]

  • Pagina 113

    Take Apart Feet - 4 7 1 Using a jeweler’s flat- blade screwdriver, remove the foot cap from the flip foot near the modem port. Rear Cover Foot Cap Flip Foot[...]

  • Pagina 114

    Take Apart Feet - 4 8 2 Using a T-8 torx driver, remove the screw, washer, and flip foot near the modem port from the rear cover. 3 Perform the same procedure for the cap and flip foot near the serial port. Flip Foot Washer Screw[...]

  • Pagina 115

    Take Apart Feet - 4 9 Replacement Note: The left and right foot caps are not interchangeable; neither are the flip feet. Note the icons on each and install them with notches aligned as shown.[...]

  • Pagina 116

    Take Apart Rear Cover & I/O Door - 5 0 Rear Cover & I/O Door Before you begin, remove the following: • Power adapter • Main battery • End clutch covers • Feet I/O Door Rear Cover[...]

  • Pagina 117

    Take Apart Rear Cover & I/O Door - 5 1 1 Close, latch, and turn over the computer. Remove the three case screws that secure the keyboard to the bottom case. Replacement Caution: Don’t overtighten the keyboard screws. Overtightening could warp the keyboard and restrict key movement. After replacing the screws, always check the keys and space b[...]

  • Pagina 118

    Take Apart Rear Cover & I/O Door - 5 2 2 Using a T-8 torx driver, remove the screw and display mounting clip from the right side. 3 Repeat for the left side. Display Mounting Clip Display Mounting Clip[...]

  • Pagina 119

    Take Apart Rear Cover & I/O Door - 5 3 Note: Removing the keyboard case screws, the end clutch covers, and the two display mounting clips allows the top cover to separate slightly, and enables you to pull off the rear cover. 4 Insert a jeweler’s flat- blade screwdriver into the left corner of the rear cover and pull out that corner. 5 Perform[...]

  • Pagina 120

    Take Apart Rear Cover & I/O Door - 5 4 Caution : The display cable, which is fragile, is under the left side of the center clutch cover. Be careful not to damage the display cable with the screwdriver. 6 Slide a jeweler’s flat- blade screwdriver into the notches under the center clutch cover and release the center clutch cover. 7 Remove the r[...]

  • Pagina 121

    Take Apart Rear Cover & I/O Door - 5 5 8 Unhook the metal link at one end of the I/O door. Remove the I/O door and attached link from the rear cover. Replacement Note: Before installing the rear cover, install the I/O door on the cover. Rear Cover I/O Door Metal Link[...]

  • Pagina 122

    Take Apart Center Clutch Cover - 5 6 Center Clutch Cover Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Feet • Rear cover Caution: Removing the center clutch cover unnecessarily could exert wear and tear on the display cable and plastics. Remove Center Clutch Cover[...]

  • Pagina 123

    Take Apart Center Clutch Cover - 5 7 the cover only if you are replacing the CPU stiffener or display assembly (including parts within the assembly). Note: The center clutch cover is disposable. If you break or cosmetically damage the cover, replace it.[...]

  • Pagina 124

    Take Apart Center Clutch Cover - 5 8 Caution: Be careful when removing the center clutch cover not to damage the display cable, which is under the left side. To avoid exerting stress on the cable, make sure the opening on the center clutch faces downward as you perform this next step. 1 Grasp the right side of the center clutch cover and carefully [...]

  • Pagina 125

    Take Apart Center Clutch Cover - 5 9 Replacement Note: After attaching the rear cover and feet, carefully slide on the center clutch cover. Align the tabs on the center clutch cover with the notches on the rear cover. Holding your thumb on the open I/O door for support, use your fingers to firmly snap the left tab into place; do the same for the ri[...]

  • Pagina 126

    Take Apart Center Clutch Cover - 6 0 Replacement Note: (For display assembly only) If the display assembly has been removed separately, reinstall the center clutch cover before reattaching the display assembly. 2 Place the display assembly face down, with the display cable freely hanging over the edge of a counter. Turn the center clutch cover so t[...]

  • Pagina 127

    Take Apart Center Clutch Cover - 6 1 assembly legs into the holes in the stiffener and close the cover. 3 For added support, raise the I/O door and then snap the clutch firmly onto its notches on the rear cover. Tabs Center Clutch Cover I/O Door in Open Position[...]

  • Pagina 128

    Take Apart Display Assembly - 62 Display Assembly Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover Note: The display assembly is not available as a module; however, its components are available to CPRC and international repairers. Display Assembly[...]

  • Pagina 129

    Take Apart Display Assembly - 63 Caution: PowerBook Duo cables are fragile and easily torn or damaged. Handle all cables with care. 1 Using an IC extractor, disconnect the display cable. 2 Using a jeweler’s flat- blade screwdriver, unclip the display cable ferrite bead from the CPU stiffener. Ferrite Bead Display Cable CPU Stiffener[...]

  • Pagina 130

    Take Apart Display Assembly - 64 3 Using a T-8 torx driver, remove the screw and display mounting clip from the right side. 4 Repeat for the left side. Display Mounting Clip[...]

  • Pagina 131

    Take Apart Display Assembly - 65 5 Gently lift the display assembly legs out of the holes in the stiffener. Stiffener Display Assembly Leg[...]

  • Pagina 132

    Take Apart Display Assembly - 66 Replacement Note: (For display assembly only) Before reattaching the display assembly to the PowerBook Duo, install the center clutch cover. 6 Place the display assem- bly face down, with the display cable freely hanging over the edge of a counter. Turn the center clutch cover so the opening faces down- ward and the[...]

  • Pagina 133

    Take Apart Display Assembly - 67 stiffener and close the cover. 7 For added support, raise the I/O door and then snap the clutch firmly onto its mounting tabs on the rear cover. I/O Door in Open Position C enter Clutch Cover Tabs Rear Cover[...]

  • Pagina 134

    Take Apart Display Assembly - 68 Replacement Note: When you reassemble the unit, ensure that the display latch is positioned correctly: Place the display assembly legs into the holes in the CPU stiffener, install the top cover, and close the PowerBook Duo. With the front of the unit facing you, push the display assembly to the left so that it align[...]

  • Pagina 135

    Take Apart CPU Stiffener - 69 CPU Stiffener Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Hard drive • Backup battery • Display assembly Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent CPU[...]

  • Pagina 136

    Take Apart CPU Stiffener - 70 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/Safety. Important: Perform this procedure only if you are replacing a defective stiffener or logic board. Caution: PowerBook cables are fragile and easily torn or damaged. Handle all cables with care.[...]

  • Pagina 137

    Take Apart CPU Stiffener - 71 1 Pull the display switch ferrite bead off the bottom case. Replacement Note: Make sure you attach the sticky side of the bead in the proper location on the bottom case. 2 Using a jeweler’s flat- blade screwdriver, carefully disconnect the display switch cable. Replacement Note: Install the connector component-side u[...]

  • Pagina 138

    Take Apart CPU Stiffener - 72 from the CPU stiffener. 4 Remove the three mounting screws that secure the CPU stiffener to the bottom case. Replacement Note: The leftmost CPU stiffener mounting screw is also a battery contact. If you fail to reinstall this screw, the battery may not charge. 5 Lift the CPU stiffener straight up and remove it from the[...]

  • Pagina 139

    Take Apart CPU Stiffener - 73 Important: Check that the serial port EMI clip is attached to the bottom of the CPU stiffener. If it is missing, replace the stiffener. On international units, also replace the stiffener if the modem EMI clip is missing. Replacement Note: Move the display switch cable and microphone cable forward before reinstalling th[...]

  • Pagina 140

    Take Apart CPU Stiffener - 74 Replacement Note: When installing the CPU stiffener, be sure to wrap the hard drive EMI shield around the outside of the stiffener. Replacement Note: After reinstalling the CPU stiffener, use the Duo battery contact alignment tool to check the alignment of the battery contacts. 6 If you are replacing a damaged CPU stif[...]

  • Pagina 141

    Take Apart CPU Stiffener - 75 stiffeners include the rear cover, I/O door, feet, display switch, and heatsink. You can also individually replace the rear cover, I/O door, and feet. Replacement Note: Turn a replacement CPU stiffener upside down and install the foam heatsink on the tabbed area. Failure to install the correct heatsink could cause a sh[...]

  • Pagina 142

    Take Apart Display Housing - 76 Display Housing Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststr[...]

  • Pagina 143

    Take Apart Display Housing - 77 precautions in Bulletins/Safety. Caution: The display cable is fragile and should be handled with care. Important: The display housing is part of the housing kit, which also contains the bezel. This kit is available to CPRC and international repairers only.[...]

  • Pagina 144

    Take Apart Display Housing - 78 Note: The display housing is secured to the bezel by mounting screws. 1 Peel off the two screw covers. Using a T-6 torx driver, remove the mounting screws. Replacement Caution: Do not overtighten the mounting screws or you will damage the screw inserts on the display housing. Replacement Note: The screw covers are di[...]

  • Pagina 145

    Take Apart Display Housing - 79 2 Turn the display over and place it on a clean, soft surface. Note: The display housing is also secured to the bezel by side latches and front tabs. 3 Pull the display housing up and disengage the side latches. Gently slide the housing forward to disengage the four front tabs. Side Side Latch Tab Tab Tab Tab Side La[...]

  • Pagina 146

    Take Apart Display Housing - 80 Replacement Caution: Carefully engage the four tabs along the front of the housing. Failure to engage the tabs correctly may cause them to break, requiring replacement of the damaged bezel. Replacement Caution: Make sure the display cable clears the center clutch opening before you snap the display assembly together.[...]

  • Pagina 147

    Take Apart Open Display EMI Shield - 8 1 Open Display EMI Shield Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prev[...]

  • Pagina 148

    Take Apart Open Display EMI Shield - 8 2 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The display EMI shield is available to CPRC and international repairers only. 1 Remove the tape that secures the EMI shield. Tape Display EMI Shield[...]

  • Pagina 149

    Take Apart Open Display EMI Shield - 8 3 2 Peel aside the shield. Note: To prevent the tape from curling after it’s removed, stick it firmly onto your work surface. If the tape tears, apply new tape.[...]

  • Pagina 150

    Take Apart Display Cable - 84 Display Cable Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. [...]

  • Pagina 151

    Take Apart Display Cable - 85 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The display cable is available to CPRC and international repairers only. Note: The display cable has connectors to the inverter board, display driver board, and logic board. Inverter Board Connector Display Driver Board Connecto[...]

  • Pagina 152

    Take Apart Display Cable - 86 1 Using a T-8 torx driver, remove the inverter board mounting screw. Replacement Note: Wrap the tabbed area of the display cable around the inverter board before installing the screw. 2 Lift up the inverter board and carefully turn it on its left side to expose the cable connectors. Mounting Screw Cable Tab Inverter Bo[...]

  • Pagina 153

    Take Apart Display Cable - 87 Replacement Note: Place the inverter board onto its three plastic bezel mounts. (For the location of these mounts, refer to the “Inverter Board” topic.) Caution: The display cable is fragile and should be handled with care. 3 Using an IC extractor, disconnect the display cable from the inverter board. Display Cable[...]

  • Pagina 154

    Take Apart Display Cable - 88 4 Using a T-8 torx driver, remove the lower right mounting screw from the display cable. Replacement Note: Before replacing the screw, insert it into the screw hole of the display cable. To avoid tearing this thin strip of cable, install the screw carefully. 5 Using an IC extractor, disconnect the display cable from th[...]

  • Pagina 155

    Take Apart Display Cable - 89 6 Gently peel the “Y” section of the display cable from the display. Replacement Note: The display cable is attached with adhesive. Re-adhere the cable to prevent it from rubbing against the display and becoming worn. Note: Be particularly careful when removing the thin sections of the cable. 7 Lift off the display[...]

  • Pagina 156

    Take Apart Display Cable - 90 Replacement Note: Note the folds and roll in the display cable so you can duplicate them on the replacement cable. Replacement Note: Place the tail of the cable in the opening on the EMI shield.[...]

  • Pagina 157

    Take Apart Speaker - 9 1 Speaker Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent [...]

  • Pagina 158

    Take Apart Speaker - 9 2 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The speaker is available to CPRC and international repairers only. 1 Using a T-8 torx driver, remove the inverter board mounting screw. Replacement Note: Wrap the tabbed area of the display cable around the inverter board before inst[...]

  • Pagina 159

    Take Apart Speaker - 9 3 Latch Spring 2 Lift up the inverter board and carefully turn it on its left side to expose the cable connectors. Replacement Note: Place the inverter board onto its three plastic bezel mounts. (For the location of these mounts, refer to the Inverter Board topic.) 3 Disconnect the speaker cable. Speaker Cable Connector Inver[...]

  • Pagina 160

    Take Apart Speaker - 9 4 Replacement Note: Make sure you route the cable above the clutch, inside the EMI shield. 4 Using a #00 Phillips screwdriver, remove the two speaker mounting screws and lift off the speaker retaining bar. Replacement Note: Replace the retaining bar as shown. Install the screw in the round hole first, then the screw in the ob[...]

  • Pagina 161

    Take Apart Inverter Board - 95 Inverter Board Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage[...]

  • Pagina 162

    Take Apart Inverter Board - 96 damage, wear a rounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The inverter board is only available to CPRC and international repairers. 1 Using a T-8 torx driver, remove the inverter board mounting screw. Replacement Note: Wrap the tabbed area of the display cable around the inverter board[...]

  • Pagina 163

    Take Apart Inverter Board - 97 2 Lift up the inverter board and carefully turn it on its left side to expose the cable connectors. 3 Using an IC extractor, disconnect the display cable. 4 Disconnect the speaker assembly cable. 5 Disconnect the backlight cable. 6 Lift out the inverter board. Display Cable Connector Speaker Assembly Cable Connector B[...]

  • Pagina 164

    Take Apart Inverter Board - 98 Replacement Note: Place the inverter board onto its three plastic bezel mounts. Bezel Mounts[...]

  • Pagina 165

    Take Apart Display - 99 Display Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield • Display cable Caution: The PowerBook Duo contains CMOS devices that are very susceptible to Displa[...]

  • Pagina 166

    Take Apart Display - 100 ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/Safety. Note: The display is available to CPRC and international repairers only.[...]

  • Pagina 167

    Take Apart Display - 101 1 Using a T-8 torx driver, remove the inverter board mounting screw. Replacement Note: Wrap the tabbed area of the display cable around the inverter board before installing the screw. 2 Lift up the inverter board and carefully turn it on its left side to expose the cable connectors. Mounting Screw Inverter Board EMI Shield [...]

  • Pagina 168

    Take Apart Display - 102 Replacement Note: Place the inverter board onto three plastic bezel mounts. 3 Using an IC extractor, disconnect the display cable, and remove from display assembly. 4 Using a jeweler’s flat-blade screwdriver, disconnect the backlight cable from the inverter board.[...]

  • Pagina 169

    Take Apart Display - 103 5 Using a T-8 torx driver, remove the remaining three mounting screws.[...]

  • Pagina 170

    Take Apart Display - 104 Caution: Pick up the display by its edges; avoid touching its delicate components. 6 Lift the display off the bezel and set it down carefully on a clean, soft surface. Replacement Note: Move aside the speaker cable so it is not caught under the display and damaged. Display[...]

  • Pagina 171

    Take Apart Brightness Button - 10 5 Brightness Button Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ES[...]

  • Pagina 172

    Take Apart Brightness Button - 10 6 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The brightness button is available only to CPRC and international repairers. 1 Using a T-8 torx driver, remove the inverter board mounting screw. Replacement Note: Wrap the tabbed area of the display cable around the inver[...]

  • Pagina 173

    Take Apart Brightness Button - 10 7 screw. 2 Lift up the inverter board and carefully turn it on its left side. Replacement Note: Place the inverter board onto its three plastic bezel mounts. (For the location of these mounts, refer to the “Inverter Board” topic.)[...]

  • Pagina 174

    Take Apart Brightness Button - 10 8 3 Remove the brightness button. Replacement Note: Align the holes in the button with the notches on the bezel, as shown. Brightness Button Holes Notches[...]

  • Pagina 175

    Take Apart Clutches - 10 9 Clutches Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding [...]

  • Pagina 176

    Take Apart Clutches - 11 0 wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The clutch kit is available to CPRC and international repairers only. 1 Using a T-8 torx driver, remove the mounting screw for the right clutch and remove the clutch. 2 Repeat for the left clutch. Mounting Screws[...]

  • Pagina 177

    Take Apart Bezel - 1 1 1 Bezel Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Center clutch cover • Display assembly • Display housing • Open display EMI shield • Display cable • Speaker • Inverter board • Brightness button Bezel[...]

  • Pagina 178

    Take Apart Bezel - 1 1 2 • Display • Clutches Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety. Note: The bezel is part of the housing kit, which also contains the display housing. This kit is available to CPR[...]

  • Pagina 179

    Take Apart Bezel - 1 1 3 Remove the EMI shield. Replacement Note: Replace the EMI shield if the tabs are torn or if the shield is otherwise damaged.[...]

  • Pagina 180

    Service Source K Upgrades Po werBook 2300 Series[...]

  • Pagina 181

    Upgrades Memory Expansion - 1 Memory Expansion Before you begin, remove the following: • Power adapter • Main battery • Keyboard Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety.[...]

  • Pagina 182

    Upgrades Memory Expansion - 2 Note: Use 70 ns or faster chips to expand this system up to as much as 56 MB.[...]

  • Pagina 183

    Upgrades Memory Expansion - 3 1 Holding the RAM expansion card by the edges, slide it into the unit. 2 Connect the card to the logic board. Note: To verify that the upgrade is successful, check the Total Memory message (for systems with virtual memory switched off) or the Built-in Memory message (for systems with virtual memory switched on). The me[...]

  • Pagina 184

    Upgrades Memory Expansion - 4 If the memory size is incorrect, reseat the RAM card. If the memory size is still incorrect, replace the RAM expansion card. If the memory size is still incorrect, contact Apple Technical Support.[...]

  • Pagina 185

    Upgrades Modem - 5 Modem Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case • Hard drive • Backup battery • Display assembly & CPU Stiffener Caution: The PowerBook Duo contains CMOS devices that are very susceptible to ESD damage. To prevent[...]

  • Pagina 186

    Upgrades Modem - 6 damage, wear a grounding wriststrap. Review the ESD precautions in Bulletins/ Safety.[...]

  • Pagina 187

    Upgrades Modem - 7 1 Remove the modem cap from the rear cover. 2 Disconnect the on/off board. Note: The Apple modem includes the on/off circuitry provided by the on/off board. After installing the modem card, you may discard the on/off board. On/Off Board Modem Cap[...]

  • Pagina 188

    Upgrades Modem - 8 3 Holding the modem card by the edges, connect it to the logic board. Logic Board Modem Card[...]

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    Upgrades Floppy Adapter - 9 Floppy Adapter No preliminary steps are required before you begin this procedure. Note: The PowerBook Duo Floppy Adapter attaches to the 152-pin docking connector and provides an external floppy drive (HDI- 20) port and an ADB port. Replace defective floppy adapters by whole unit exchange. Release Button Floppy Adapter D[...]

  • Pagina 190

    Upgrades Floppy Adapter - 1 0 1 To install the floppy adapter, raise the I/O door and push the adapter firmly onto the external 152-pin docking port. Make sure the floppy adapter release button is up. 2 To remove the adapter, depress the release button and pull off the adapter.[...]

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    Service Source K Additional Procedures Po werBook 2300 Series[...]

  • Pagina 192

    Additional Procedures Battery Recharger - 1 Battery Recharger No preliminary steps are required before you begin this procedure. 1 Using the PowerBook Duo power adapter, plug the battery recharger into a power outlet and insert the main battery into the recharger. Type 3 Battery Type 2 Recharger[...]

  • Pagina 193

    Additional Procedures Battery Recharger - 2 2 If the LED is • Yellow, the battery is charging • Green, the battery is ready to use • Red, the Type 2 recharger has not been updated with software for a Type 3 battery. • Off, the recharger is unplugged, the battery is bad, the power adapter is defective, or the recharger is defective[...]

  • Pagina 194

    Additional Procedures Battery Recharger - 3 Note: You can charge Type 3 batteries in a Type 1/2/3 battery recharger. However, the first time (only) that you charge a Type 3 battery in a Type 2 recharger, the recharger must be connected to a Duo with “Type III Battery” in the Extension folder. If you fail to do this, the Type 3 battery will not [...]

  • Pagina 195

    Additional Procedures Battery Handling - 4 Battery Handling No preliminary steps are required before you begin this procedure. Note: The main battery is a nickel-metal-hydride (NiMH) battery. To extend its longevity, follow the instructions below. ± W arning: Return undamaged, dead NiMH batteries to Apple; do not discard dead batteries with other [...]

  • Pagina 196

    Additional Procedures Battery Handling - 5 Apple. Dispose of damaged batteries according to local ordinances. Review battery- handling and disposal instructions in Bulletins/ Safety. Note: Type 3 batteries include the description “High-Capacity Type 3” in the upper-right corner.[...]

  • Pagina 197

    Additional Procedures Battery Handling - 6 Note: Charge Type 3 batteries in a Type 1/2/3 battery recharger; Type 3 batteries will not charge in a Type 1 battery recharger. Follow the guidelines on this card and the next for properly handling the NiMH battery: • Fully charge a replacement battery before using it; Apple ships batteries in a partial[...]

  • Pagina 198

    Additional Procedures Battery Handling - 7 without recharging. • Do not short-circuit the battery terminals. • Store the battery in the protective battery case. For additional battery cases, see Illustrated Parts. • To maximize battery life, discharge and then recharge the battery once every 30 days. Use only the power adapter or recharger su[...]

  • Pagina 199

    Additional Procedures Battery Handling - 8 store it for longer than 6 months without recharging. • Handle the battery carefully. Do not drop, puncture, disassemble, mutilate, or incinerate the battery.[...]

  • Pagina 200

    Additional Procedures Align Battery Contacts - 9 Align Battery Contacts Before you begin, remove the following: • Power adapter • Main battery • Keyboard • End clutch covers • Top case Caution: The Duo contains CMOS devices that are very susceptible to ESD damage. To prevent damage, wear a grounding wrist-strap. Re- view the ESD pre-cauti[...]

  • Pagina 201

    Additional Procedures Align Battery Contacts - 1 0 Note: Perform the battery contact alignment procedure when you replace a Power- Book Duo logic board or when a known good battery has power problems. (Also see “Troubleshooting Info: Battery Contact Alignment.”) Use the Duo battery contact alignment tool to align the two outer battery contacts [...]

  • Pagina 202

    Additional Procedures Align Battery Contacts - 1 1 Note: If leads 1 or 5 flex or offer resistance to the alignment tool, perform the following steps. If there is no resistance, the contacts are aligned. 2 Slide the alignment tool out of the battery bay and loosen the two battery contact screws and two CPU stiffener mounting screws. 3 Slide the tool[...]

  • Pagina 203

    Additional Procedures Align Battery Contacts - 1 2 Note: The soldered center leads (2, 3, and 4) were already aligned by Apple. If any of the center contacts become misaligned, install a new logic board and return the old one to Apple.[...]

  • Pagina 204

    Additional Procedures Battery Verification - 13 Battery Verification Before you begin, remove the main battery. Note: Refer to the Control Panel for a general indication of the battery charge. Use a voltmeter to determine the actual charge. ± W arning: Return undamaged, dead NiMH batteries to Apple—do not discard dead batteries with other waste.[...]

  • Pagina 205

    Additional Procedures Battery Verification - 14 Apple. Dispose of damaged batteries according to local ordinances. Review battery- handling and disposal instructions in Bulletins/ Safety.[...]

  • Pagina 206

    Additional Procedures Battery Verification - 15 1 Set a voltmeter to the 20 volts DC scale. 2 Touch the positive probe of the voltmeter to the positive terminal and the negative probe to the negative terminal. 3 If the reading is not 12 volts, recharge the battery. If the reading remains below 6 volts, replace the battery. Negative Terminal Positiv[...]

  • Pagina 207

    Additional Procedures AC Adapter Verification - 1 6 AC Adapter Verification No preliminary steps are required before you begin this procedure. 1 Plug in the AC adapter to a wall socket. 2 Connect the AC adapter plug to the PowerBook Duo. 3 Set a voltmeter so that it will measure volts in the mid-20 range on a DC scale. Adapter Plug[...]

  • Pagina 208

    Additional Procedures AC Adapter Verification - 1 7 4 Touch the negative voltmeter probe to the contact nearest the power plug and the positive probe to the contact second nearest the power plug. If the reading is not 24-25 volts, replace the adapter. 5 Also check the AC adapter under load. Switch on the PowerBook and repeat the voltmeter check. If[...]

  • Pagina 209

    Service Source K Exploded V ie w Po werBook 2300 Series[...]

  • Pagina 210

    Exploded View 1 922-1865 Display Cable 922-1867 Display EMI Shield 600-0136 Rear Cover 076-0073 Flip Foot Caps Kit Flip Foot  922-0087 (L) 922-0088 (R) 076-0074 I/O Door 661-0053 Battery 922-1673 Inverter Board 076-0495 Latch Mechanism 076-0530 Display Housing Kit 922-2006 Brightness Button 076-0510?[...]