Power button board
Description
Spare part number
Power button board (includes power button board cable)
443153-001
Before removing the power button 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 cord.
4
.
Remove the battery (see
Battery on page 29
).
5
.
Remove the following components:
a
.
Switch cover (see
Switch cover on page 38
)
b
.
Keyboard (see
Keyboard on page 40
)
Remove the power button board:
1
.
Remove the Phillips PM2.0×3.0 screw
(1)
that secures the power button board to the computer.
2
.
Release the power button board
(2)
from the computer as far as the cables attached to the board
allow.
3
.
Disconnect the speaker assembly cable
(1)
from the power button board.
4
.
Release the ZIF connector to which the power button board cable
(2)
is connected and disconnect
the cable.
42 Chapter
4
Removal and replacement procedures
