Gateway 8400, Системное руководство

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62
Replacing and Adding System Components
Replacing the system board
The system board is mounted on stand-offs in the electronics bay. The board
is secured by 2 screws, as well as the screws that hold the processor retention
brackets in place.
To remove the system board:
1
Observe the safety and ESD precautions in “Preventing static electricity
discharge” on page 15.
2 Turn off the system and disconnect the power cord(s), modem cord (if
installed) and all other external peripheral devices.
3
Remove the back access panel. (See “Removing the side panels” on
page 18.)
4
Remove the memory module retention bracket and the foam cover on
the lower electronics bay. (Do not remove the plastic air baffle attached
to the foam cover.)
5 Place the chassis gently on its left side.
6
Remove all expansion cards and the memory module card from the
system board.
7
Remove the processors, the terminator cards, and the processor retention
brackets from the system board.
8 Remove the plastic safety curtains between the PCI slots.
9
Disconnect all cables from the system board, including the power cables
from the power supply. Note where the cables are connected and their
orientation.
10
Remove the two retaining screws securing the board to the electronics
bay.
11 Remove the system board and place it in an antistatic container.
Important All references to front, rear, left, or right on the computer
are based on the computer being in a normal, upright
position, as viewed from the front.
05895.book Page 62 Thursday, May 11, 2000 1:11 PM