Dell™ Latitude™ D800 Service Manual
Memory Module, Mini PCI Card, Modem, and Modules
Bluetooth™ Card
Fan
Docking Doors
Keyboard
Microprocessor Thermal-Cooling Assembly
Speakers
Pin Assignments for I/O Connectors
Mini Recommended Spares List
Notes, Notices, and Cautions
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
Information in this document is subject to change without notice.
© 2003–2004 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Inspiron are trademarks of Dell Inc.; Intel is a registered trademark of Intel Corporation; Microsoft and Windows are
registered trademarks of Microsoft Corporation; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model PP02X
March 2004 Rev. A02

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   Summary of Contents for Dell Latitude D800

  • Page 1

    Microsoft Corporation; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

  • Page 2: Before You Begin, Preparing To Work Inside The Computer

    CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow applicable instructions in the safety instructions in the System Information Guide that came with the computer.

  • Page 3: Recommended Tools, Computer Orientation, Screw Identification

    Recommended Tools   The procedures in this manual require the following tools:  #1 Phillips screwdriver  ¼-inch flat-blade screwdriver  Small plastic scribe  Flash BIOS update program floppy disk or CD   Computer Orientation      1  back  2  right  3  front  4  left  ...

  • Page 4

       Optional Module:  Modem:  Hard Drive:  (1 each)  (1 each)  (1 each)            Keyboard:  Display Assembly: Fan:  (2 each)  (2 each)     (2 each)            Display Bezel:      display bumpers (8 each) Display Panel: Display Latch:  ...

  • Page 5

              (13 each)             System Board:         (3 each)     (2 each)     (1 each)    ...

  • Page 6

        Back to Contents Page  ...

  • Page 7: Flashing The Bios

    Back to Contents Page   Flashing the BIOS Dell™ Latitude™ D800 Service Manual 1.  Ensure that the AC adapter is plugged in and that the main battery is installed properly. 2.  Insert the flash BIOS update program floppy disk or CD and turn on the computer.

  • Page 8

    Back to Contents Page   Bluetooth™ Card  Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 9

    Back to Contents Page Color Insert Cover Dell™ Latitude™ D800Dell™ Precision™ M60 Service Manual Removing the Color Insert Cover 1.  Press down along the front of the display as shown.   2.  Firmly grasp the lip of the cover to detach it from the computer, and pull the cover up.

  • Page 10: Microprocessor Module, Removing The Microprocessor Module

    Back to Contents Page   Microprocessor Module Dell™ Latitude™ D800 Service Manual   Removing the Microprocessor Module   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 11: Installing The Microprocessor Module

    6.  Lift out the microprocessor module.   Installing the Microprocessor Module   NOTICE: Ensure that the cam lock is in the fully open position before seating the microprocessor module. Seating the microprocessor module properly in the ZIF socket does not require force.  ...

  • Page 12: Display Assembly

    Back to Contents Page   Display Assembly Dell™ Latitude™ D800 Service Manual   Display Assembly   Display Bezel   Display Panel   Display Assembly   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 13: Display Bezel

      1  display 2  display cable connector 3  computer base 4  pull-tab 5  connector     1  M2.5 shoulder screws (2)  4911U 4  M2 x 6-mm screws (6)  4911U 2  Screw covers (2)  4W401 5  display bezel  8T884 3  display bumpers (6)  6W052 6  M2 x 3-mm screws (9)   ...

  • Page 14: Display Panel

    5.  Remove the eight M2.5 x 6-mm screws located on the front of the bezel.   NOTICE: Carefully separate the bezel from the top cover to avoid damage to the bezel. 6.  Starting at the bottom of the display panel (by the DELL™ logo), use your fingers to separate the bezel from the top cover by lifting the inside edge of  the bezel away from the top cover.   Display Panel  ...

  • Page 15

      1  top flex-cable connector 2  top display-cable connector 3  pull-tab on bottom flex-cable connector 10.  Remove the yellow tape from above the bottom flex-cable connector.   Back to Contents Page  ...

  • Page 16

    Back to Contents Page   Docking Doors Dell™ Latitude™ D800 Service Manual   Removing the Docking Doors   CAUTION: Before working inside your computer, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 17

    1  docking doors with spring  7R316 2  longer post      Back to Contents Page  ...

  • Page 18

    Back to Contents Page   Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 19: Hard Drive

    Hard drives are extremely fragile; even a slight bump can damage the drive.   NOTE: Dell does not guarantee compatibility or provide support for hard drives from sources other than Dell. 1.  Follow the instructions in "Preparing to Work Inside the Computer."...

  • Page 20

    Back to Contents Page   Keyboard Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 21

      1  center control cover  7T982 2  system board connector    4.  Remove the keyboard: a.  Remove the two M2.5 x 6-mm screws across the top of the keyboard.   NOTICE: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard.

  • Page 22: Base Latch

    Back to Contents Page   Base Latch Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 23

    Back to Contents Page   Mini Recommended Spares List Dell™ Latitude™ D800 Service Manual   NOTE: The part numbers listed below are subject to change.   Bottom Plastics Assembly  3W712  rubber foot   7R316  dock door assembly with spring  R0357  memory door  T0113  Mini PCI card door  R0543...

  • Page 24

     R1161  15.4 WUXGA panel hinge up assembly  F3196  15.4 WSXGA+ panel hinge up assembly  R1162  15.4 WXGA panel hinge up assembly   Memory  3Y180  128-MB DIMM  3Y182  256-MB DIMM  0K963  512-MB DIMM  7N020  1-G DIMM   Modem  5T256  56-K V2 internal modem  ...

  • Page 25

    Back to Contents Page  ...

  • Page 26: Palm Rest

    Back to Contents Page   Palm Rest Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 27

      1  M2.5 x 4-mm screws (2)  7116P 2  top of the palm rest      8.  Disconnect the touch pad connector from the system board.     1  back center of the palm rest 2  touch pad connector 3  system board connector 4  computer base  ...

  • Page 28: Usb Connector, Video Connector

    Back to Contents Page   Pin Assignments for I/O Connectors Dell™ Latitude™ D800 Service Manual   USB Connector   Video Connector   Parallel Connector   S-Video TV-Out Connector   Serial Connector   Dell D/Bay Connector   USB Connector     Signal  USB5V+  USBP–  USBP+  GND   Video Connector    ...

  • Page 29: Serial Connector

    Parallel Connector     Signal Signal  STROBE–  ACK–  PD0  BUSY  PD1  PE  PD2  SLCT  PD3  AFD/3M–  PD4  ERROR–  PD5  INIT–  PD6  SLIN–  PD7 18-25  GND   S-Video TV-Out Connector     S-Video Signal  GND  GND  DLUMA-L  DCRMA-L   Composite Video Signal  SP_DIF  DCMPS-L...

  • Page 30

      Signal Signal  DCD  DSR  RXDA  RTS  TXDA  CTS  DTR  RI  GND        Dell D/Bay Connector     Signal Signal  USB_VCC  SMB_CLK  USB_D-  GND  USB_D+  SHIELD GND  USB_GND  SHIELD GND  PWR_SRC  SHIELD GND  SMB_DAT  SHIELD GND  MODPRES#  SHIELD GND  ...

  • Page 31: Reserve Battery

      Reserve Battery Dell™ Latitude™ D800 Service Manual   CAUTION: Before working inside your Dell™ computer, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. 1.  Follow the instructions in "Preparing to Work Inside the...

  • Page 32

     ...

  • Page 33

    Back to Contents Page   Speakers Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 34: System Board, Removing The System Board

    Back to Contents Page   System Board Dell™ Latitude™ D800 Service Manual   Removing the System Board   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 35

      1  M2.5 x 4-mm screws (3) 2  system board 11.  Remove the M2.5 x 12-mm screw labeled "circle B" from the computer base.     1  M2.5 x 12-mm screw (1)  303ED 12.  Remove the system board from the computer base.  ...

  • Page 36: Installing The System Board

      1  system board 2  speaker connector 3  speakers   Installing the System Board 1.  Perform all the steps in "Removing the System Board" in reverse order.   NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

  • Page 37: System Components

    System Components Dell™ Latitude™ D800 Service Manual   NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.   NOTICE: Unless otherwise noted, each procedure in this document assumes that a part can be replaced by performing the removal procedure in reverse order.

  • Page 38: Removing The Microprocessor Thermal-cooling Assembly

    Back to Contents Page   Microprocessor Thermal-Cooling Assembly Dell™ Latitude™ D800 Service Manual   Removing the Microprocessor Thermal-Cooling Assembly   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 39

      Installing the Microprocessor Thermal-Cooling Assembly 1.  Place the left side of the microprocessor thermal-cooling assembly under the palm rest and rotate the assembly onto the system board. 2.  Tighten the four captive screws, labeled "1" through "4," in consecutive order. Back to Contents Page  ...

  • Page 40

    Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own.

  • Page 41: Memory Module

    To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface.   NOTE: Memory modules purchased from Dell are covered under your computer warranty. 1.  Follow the instructions in "Preparing to Work Inside the Computer."...

  • Page 42: Mini Pci Card

      Mini PCI Card   If you ordered a Mini PCI card at the same time that you ordered your computer, Dell has already installed the card for you.   CAUTION: Before working inside your computer, read the safety instructions in your System Information Guide.

  • Page 43

        1  captive screw    2  Mini PCI card/modem cover  T0113 3.  If a Mini PCI card is not already installed, go to step 4. If you are replacing a Mini PCI card, remove the existing card: a.  Disconnect the Mini PCI card from any attached cables. b.

  • Page 44

      1  Mini PCI card 2  antenna cables (2) 6.  Replace the cover and tighten the screw.   Modem   CAUTION: Before working inside your computer, read the safety instructions in your System Information Guide.   CAUTION: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.

  • Page 45: If The Device Screw Is Not Installed

      1  modem cable    2  modem See mini RSL 3  pull-tab    4  screw 2013T 5  system board connector      NOTICE: The cable connectors are keyed for correct insertion; do not force the connections. 4.  Connect the modem cable to the modem.  ...

  • Page 46: If The Device Screw Is Installed

      1  device latch release 2.  Pull the device by the latch release to remove the device from the module bay.     If the Device Screw Is Installed 1.  If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions.  ...

  • Page 47

      1  device latch release 4.  Press the device latch release so that the latch release pops out. 5.  Pull the device by the latch release to remove the device from the module bay.     NOTICE: Insert devices into the module bay before you dock and turn on the computer.  ...

  • Page 48: Video Card

    Back to Contents Page   Video Card Dell™ Latitude™ D800 Service Manual   CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.   NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

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Latitude d800 pp02x

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