Dell Precision M6400 - System Board; Removing the System Board

System Board: Dell Precision M6400 Service Manual
file:///T|/htdocs/systems/wsm6400/en/sm/sysboard.htm[11/16/2012 10:27:29 AM]
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System Board
Dell Precision™ M6400 Service Manual
Removing the System Board
Replacing the System Board
The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the
computer. The replacement kit for the system board includes media that provides a utility for transferring the Service Tag to
the replacement system board.
Removing the System Board
CAUTION: Before working inside your computer, read the safety information that shipped with your
computer. For additional safety best practices information, see the Regulatory Compliance Homepage on
www.dell.com at: www.dell.com/regulatory_compliance.
1. Follow the instructions in Before Working on Your Computer
.
2. Remove the base assembly cover (see Removing the Base Assembly Cover
).
3. Remove the primary hard drive (see Removing the Primary Hard Drive (HDD1)
) and the secondary hard drive (see
Removing the Secondary Hard Drive (HDD2)
).
4. Remove the optical drive (see Removing the Optical Drive
).
5. If applicable, remove the WWAN card, (see Removing a WWAN Card
).
6. If applicable, remove the card from the WLAN/WiMax card slot (see Removing the WLAN/WiMax Card
).
7. If applicable, remove the card from the WPAN/UWB card slot (see Removing a WPAN Card
).
8. Remove the DIMM C and DIMM D memory modules (see Removing a Memory Module
).
9. Remove the coin-cell battery (see Removing the Coin-Cell Battery).
10. Remove the LED cover (see Removing the LED Cover
).
11. Remove the keyboard (see Removing the Keyboard
).
12. Remove the display assembly (see Removing the Edge-to-Edge Display
or Removing the Display Assembly).
13. Remove the palm rest (see Removing the Palm Rest Assembly
).
14. Remove the DIMM A and DIMM B memory modules (see Removing a Memory Module
).
15. Remove the fan (see Removing the Fan
).
16. Remove the processor heatsink assembly (see Removing the Processor Heatsink Assembly
).
17. Remove the video card/heatsink assembly (see Removing the Video Card/Heatsink Assembly
).
18. Remove the processor (see Removing the Processor Module
).
19. Remove the card cage (see Removing the Card Cage
).
20. Remove the left I/O board (see Removing the Left I/O Board
).
21. Remove the right I/O board (see Removing the Right I/O Board
).
22. Remove the eight M2.5 x 5-mm screws labeled with white arrows from the system board.