Dell DCDR01 manuale d’uso

Dell™XPS™625ServiceManual Model DCDR01  Notes, Cautions, and Warnings Information in this document is subject to change without notice. © 2008DellInc.Allrightsreserved. Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used [...]

Back to Contents Page  Before You Begin Dell™XPS™625ServiceManual  Technical Specifications  Recommended Tools  Turning Off Your Computer  Safety Instructions This chapter provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that[...]

 3. Disconnect all telephone or network cables from the computer.  4. Disconnect your computer and all attached devices from their electrical outlets.  5. Press and hold the power button while the system is unplugged to ground the system board.  Back to Contents Page  CAUTION: Before touching anything inside your computer, ground you[...]

Back to Contents Page  Replacing PCI/PCI Express Cards Dell™XPS™625ServiceManual  Removing PCI and PCI Express Cards  Installing PCI and PCI Express Cards  Removing a PCI Express Graphics Card From a Dual Configuration  Installing a PCI Express Graphics Card in a Dual Configuration  Configuring Yo[...]

 6. Press the securing tab (if present) on the system board connector as you grasp the card by its top corners, and then ease the card out of the connector.  7. Install a filler bracket in the empty card - slot opening. If you are replacing the card, see Installing PCI and PCI Express Cards .   8. Replace the screw that secures the fill[...]

 2. Remove the computer cover (see Replacing the Computer Cover ).  3. Press down the tab on the top of the card retainer at the appropriate card slot and pivot the card retainer back through the chassis wall.  4. Remove the filler bracket or existing card (see Removing PCI and PCI Express Cards ) to create a card - slot opening.  5. Pr[...]

 Removing a PCI Express Graphics Card From a Dual Configuration  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Gently securing both graphics cards with one hand, remove the graphics card bridge (if present) with your other hand by pulling it up and away from the com[...]

This section pertains to dual PCI Express graphics card configurations only. For installation of other types of PCI or PCI Express cards, see Installing PCI and PCI Express Cards . The PCI Express x1 card slot is not available for use if a graphics card is installed in each of the PCI Express x16 card slots in a dual - graphics card configuration. [...]

Back to Contents Page  NOTE: For information on location of connectors, see the Setup Guide. For information on installing drivers and software for your card, see the documentation that shipped with the card.  Installed Removed Sound Card 1.  Enter system setup (see Entering System Setup ) 2.  Go to Integrated Audio Controller and then [...]

Back to Contents Page  Replacing the Battery Dell™XPS™625ServiceManual  1. Record all the screens in system setup (see System Setup ) so that you can restore the correct settings after the new battery has been installed.  2. Follow the procedures in Before You Begin .  3. Open the computer cover (see Replacing the Com[...]

Back to Contents Page  Replacing the Computer Cover Dell™XPS™625ServiceManual   1. Follow the procedures in Before You Begin .  2. Lay the computer on a flat surface.  3. Pull back on the cover release latch located at the top - rear of the computer.  4. With the cover release latch pulled back, grip the sides o[...]

 7. With the help of an assistant, carefully set the computer upright.  8. Connect your computer and devices to electrical outlets, and turn them on. Back to Contents Page  1 computer cover 2 cover hinge tabs (2) 3 hinge slots  [...]

Back to Contents Page  Replacing the Processor Dell™XPS™625ServiceManual   1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Disconnect the power cables from the POWER1 and 12V_ATXP connectors (see System Board Components ) on the system board. [...]

 8. Set the processor lightly in the socket and ensure that the processor is aligned in the socket. When the processor is positioned correctly, apply minimal pressure to seat it.  9. Pivot the socket release lever back toward the socket and snap it into place to secure the processor.  10. Replace the processor heat sink (see Replacing the [...]

Back to Contents Page  Replacing the Processor Heat Sink Dell™XPS™625ServiceManual   1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Disconnect the fan cable from the CPU FAN connector on the system board (see System Board Components ).  4. Lo[...]

Back to Contents Page  Replacing Drives Dell™XPS™625ServiceManual  Replacing a Hard Drive  Replacing the Drive Panel  Replacing a Media Card Reader  Replacing an Optical Drive  Replacing a Hard Drive   1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacin[...]

 5. To replace or install a new hard drive, prepare the new hard drive for installation and check the documentation for the hard drive to verify that the hard drive is configured for your computer.  6. Verify that the hard - drive bay is empty and unobstructed.  7. Slide the hard drive into the hard - drive bay until it clicks securely int[...]

1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Grasp the drive - release latch and slide it towards the base of the computer until the drive panel snaps open.  4. Pivot the drive panel outward and lift it from its side hinges.  5. Set the drive panel aside in a secur[...]

 5. Slide the drive - releaselatchtowardsthebaseofthecomputertoreleasetheshoulderscrew,andthenslidethemediacardreaderoutofthedrivebay.  6. If no screws are attached to the media card reader, check the inside of the drive panel for shoulder screws. If screws are present[...]

11. Replace the computer cover (see Replacing the Computer Cover ).  12. Connect your computer and devices to electrical outlets, and then turn them on. See the documentation that came with the drive for instructions on installing any software required for drive operation.  13. Enter system setup (see Entering System Setup ) and select the ap[...]

 8. Gently slide the drive into the drive bay until it clicks into place.  9. Attach the power and data cables to the optical drive. To locate the system board connector, see System Board Components .  10. Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling vents.  11. Replace[...]

Back to Contents Page  Replacing Fans Dell™XPS™625ServiceManual  Replacing the Card Fan  Replacing the Hard Drive Fan  Replacing the Card Fan  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Gather all the cables from the cable holder[...]

 7. Set the card fan aside in a secure location.   8. To replace the card fan, orient the card fan power cable downward. Align the rubber grommets in the fan with the openings in each corner of the card fan cage, then pull the grommets through until they snap into place.  9. Insert the four tabs along the bottom of the card fan cage int[...]

 10. Replace the screw that secures the card fan cage to the chassis.  11. Connect the cables to the master I/O board (see Master I/O Board Components ).  12. Replace any full - length expansion cards that you removed (see Installing PCI and PCI Express Cards ).  13. Replace the computer cover (see Replacing the Computer Cover ).  14[...]

5. In succession, carefully pull on each corner of the hard drive fan to detach the rubber grommets securing the hard drive fan to the hard drive fan cage.  6. Set the hard drive fan aside in a secure location.  7. To replace the hard drive fan, orient the hard drive fan cable downward. Align the rubber grommets in the fan with the openings i[...]

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Back to Contents Page  Replacing the Front I/O Panel Dell™XPS™625ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Remove any full - length expansion cards (see Removing PCI and PCI Express Cards ).   4. Disconnect the cables from[...]

 10. To replace the front I/O panel, align the screw holes on the front I/O panel with the screw holes on the chassis, and replace the two screws.  11. Align the securing tabs on the front panel with the corresponding slots on the chassis and connect the FRONT_LED cable to the front panel.  12. Rotate the front panel towards the computer u[...]

Back to Contents Page  Replacing Lights Dell™XPS™625ServiceManual  Replacing the Front LED Board  Replacing the Rear LED Board  Replacing the Front LED Board  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Remove the drive panel (see[...]

 8. Rotate the front panel towards the computer until it snaps into place.  9. Replace the drive panel (see Replacing the Drive Panel ).  10. Replace the computer cover (see Replacing the Computer Cover ).  11. Connect your computer and devices to electrical outlets, and then turn them on.  Replacing the Rear LED Board  1. Follow [...]

7. Route the REAR_LED_SENSOR cable under the system board and replace the system board (see Replacing the System Board ).  8. Align the rear LED board with the metal tab on the chassis; then slide the rear LED board into place.  9. Replace the system board (see Replacing the System Board ).  10. Replace the computer cover (see Replacing th[...]

Back to Contents Page  Replacing the Master I/O Board Dell™XPS™625ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Remove the card fan cage (see Replacing the Card Fan ).  4. Remove the screw that secures the master I/O board to the[...]

Back to Contents Page  Replacing Memory Module(s) Dell™XPS™625ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Locate the memory modules on the system board (see System Board Components ).  4. Press out the securing clip at each end[...]

9. Connect your computer and devices to electrical outlets, and then turn them on. If the message appears stating that memory size has changed, press <F1> to continue.  10. Log on to your computer.  11. Right - click the My Computer icon on your Microsoft ® Windows ® desktop and click Properties .  12. Click the General tab. [...]

Back to Contents Page  Replacing the Power Supply Dell™XPS™625ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).   3. Follow the DC power cables that stem from the power supply and disconnect each connected power cable.  4. Remove the [...]

 14. Reattach each of the DC power cables that were previously connected, carefully rerouting them as you found them.  15. Replace the computer cover (see Replacing the Computer Cover ).  16. Connect your computer and devices to electrical outlets, and then turn them on. Back to Contents Page [...]

Back to Contents Page  System Setup Dell™XPS™625ServiceManual  Overview  Entering System Setup  System Setup Options  Boot Sequence  Overview Use System Setup: l  To change the system configuration information after you add, change, or remove any hardware in your computer. l  To set or change a[...]

System Date Displays the system date. System Time Displays the system time. System Info Displays the system model name. BIOS Info Display the BIOS revision. Service Tag Displays the system service tag. Asset Tag Displays the asset tag. Memory Installed Displays the total memory size. Memory Technology Displays the type of memory used in the system.[...]

 Boot Sequence This feature allows you to change the boot sequence for the bootable devices installed on your computer.  Option Settings l  Diskette Drive — Thecomputerattemptstobootfromthefloppydrive.Ifthefloppydiskinthedriveisnotbootable,ifnofloppydiskisinthe[...]

Back to Contents Page [...]

Back to Contents Page  Replacing the System Board Dell™XPS™625ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the computer cover (see Replacing the Computer Cover ).  3. Remove the processor heat sink (see Replacing the Processor Heat Sink ).  4. Remove all the expansion cards (see Removing[...]

 15. Reconnect all cables to the system board.  16. Replace the computer cover (see Replacing the Computer Cover ).  17. Connect your computer and devices to electrical outlets, and then turn them on.  18. Flash the system BIOS, as needed. Back to Contents Page  NOTE: For information on flashing the system BIOS, see the Dell Support [...]

Back to Contents Page  Technical Overview Dell™XPS™625ServiceManual  Inside View of Your Computer  System Board Components  Master I/O Board Components  Inside View of Your Computer  System Board Components WARNING: Before working inside your computer, read the safety information that shipped with your [...]

 Master I/O Board Components Back to Contents Page  7 master I/O board USB connector (MASTER IO BD) 8 front panel IEEE connector (FP_1394) 9 internal S/PDIF connector (INTERNAL SPDIF) 10 front panel audio (FP_AUDIO) 11 PCI card slot (PCI SLOT6) 12 PCI - Express x1 card slot (PCI - E X1 SLOT5) 13 PCI card slot (PCI SLOT4) 14 PCI - Express x16 [...]