14. Replace the system board.
Notes:
• The numbers in the following figure show the locations of the screws instead of the removing and
reinstalling order of the screws.
• Handle the system board carefully by its edges.
Figure 114. Removing the system board
15. Route all the cables that you disconnected from the failing system board, and then reconnect the cables
to the new system board. See “System board” on page 5.
16. Reinstall the removed parts. To complete the replacement, see “Completing the parts replacement” on
Completing the parts replacement
After completing the installation or replacement for all parts, reinstall the computer cover and reconnect the
cables.
To reinstall the computer cover and reconnect the cables to your computer, do the following:
1. Ensure that all components have been reassembled correctly and that no tools or loose screws are left
inside your computer.
2. Ensure that the cables are routed correctly before reinstalling the computer cover. Keep cables clear of
the hinges and sides of the computer chassis to avoid interference when reinstalling the computer
cover.
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