System Board: Dell Precision M6400 Service Manual
file:///T|/htdocs/systems/wsm6400/en/sm/sysboard.htm[11/16/2012 10:27:29 AM]
4. Replace the right I/O board (see Replacing the Right I/O Board).
5. Replace the left I/O board (see Replacing the Left I/O Board).
6. Replace the card cage (see Replacing the Card Cage
).
7. Replace the processor (see Replacing the Processor Module
).
8. Replace the video card/heatsink assembly (see Replacing the Video Card/Heatsink Assembly
).
9. Replace the processor heatsink assembly (see Replacing the Processor Heatsink Assembly
).
10. Replace the fan (see Replacing the Fan
).
11. Replace the DIMM A and DIMM B memory modules (see Replacing a Memory Module
).
12. Replace the palm rest (see Replacing the Palm Rest Assembly
).
13. Replace the display assembly (see Replacing the Edge-to-Edge Display
or Replacing the Display Assembly).
14. Replace the keyboard (see Replacing the Keyboard
).
15. Replace the LED cover (see Replacing the LED Cover
).
16. Replace the coin-cell battery (see Replacing the Coin-Cell Battery
).
17. Replace the DIMM C and DIMM D memory modules (see Replacing a Memory Module
).
18. If applicable, replace the WWAN card, (see Replacing a WWAN Card
).
19. If applicable, replace the card in the WLAN/WiMax card slot (see Replacing the WLAN/WiMax Card
).
20. If applicable, replace the card in the WPAN/UWB card slot (see Replacing a WPAN Card
).
21. Replace the optical drive (see Replacing the Optical Drive
).
22. Replace the primary hard drive (see Replacing the Primary Hard Drive (HDD1)
) and the secondary hard drive (see
Replacing the Secondary Hard Drive (HDD2)
).
23. Replace the base assembly cover (see Replacing the Base Assembly Cover
).
24. Follow the procedures in After Working on Your Computer
.
NOTE: If you use a BIOS update program disc to flash the BIOS, press <F12> before inserting the disc in order to set
the computer to boot from the disc for one time only. Otherwise, you must enter the system setup program to change
the default boot order.
25. Flash update the BIOS (see Flashing the BIOS
for more information).
26. Enter the system setup program to update the BIOS on the new system board with the computer Service Tag. For
information on the system setup program, see the Dell™ Technology Guide at support.dell.com.
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