HP (Hewlett-Packard) FL939UT#ABA ユーザーズマニュアル

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System board
This section describes replacing the system board.
Removing the system board
1.
Disconnect power from the workstation (see 
2.
Remove the side access panel (see 
3.
Remove the expansion card support (see 
4.
Remove the airflow guide (see 
).
5.
Remove the memory fan assembly (see 
).
6.
Remove the front system fan assembly (see 
).
7.
Remove expansion boards and graphics cards (see 
TIP:
Make a note of the cable connections before disconnecting them from the system board.
For more information, refer to 
.
8.
Disconnect all cabling from the system board.
9.
Prepare the chassis for system board removal.
a.
Move the optical drives out of the chassis far enough to clear the system board (see 
Place the optical drive cables in the bottom optical drive bay.
The following figure presents an example of these steps.
ENWW
Removing and installing components 159