HP (Hewlett-Packard) LJ525UT#ABA ユーザーズマニュアル

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Quick Launch board
Description
Spare part number
Quick Launch board for use in 4530s models
646296-001
Quick Launch board for use in 4730s models
646297-001
Before removing the Quick Launch board, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see 
5.
Remove the following components:
a.
Bottom door (see 
b.
Optical drive (see 
)
c.
Keyboard (see 
)
d.
Top cover (see 
e.
Speakers (see 
)
Remove the Quick Launch board:
1.
Position the top cover upside-down with the front toward you.
2.
Remove the two Phillips PM2.5×5.0 screws (1) that secure the board to the top cover.
3.
Remove the cable (2) from the adhesive that secures it to the top cover.
Component replacement procedures
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