HP (Hewlett-Packard) B9P54UA ユーザーズマニュアル

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USB board
Description
Spare part number
USB board
640883-001
Before removing the USB board, remove the following components:
1.
2.
Service door (see 
)
3.
Hard drive (see 
4.
Optical drive (see 
)
5.
Keyboard (see 
)
6.
Top cover (see 
Remove the USB board:
1.
Position the computer right-side up, with the right side toward you.
2.
Release the clips (1) that secure the USB board to the base enclosure.
3.
Lift the USB board (2) straight up to remove it from the computer.
Reverse this procedure to install the USB board.
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Chapter 4   Removal and replacement procedures