Power button board
Description
Spare part number
Power button board
905579-001
Power button board cable
905562-001
Before removing the power button board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the bottom cover (see
).
5.
Disconnect the battery cable from the system board (see
6.
Remove the display assembly (see
Remove the power button board:
1.
Disconnect the cable from the power button board (1).
2.
Remove the PM2.0×3.0 screw (2) that secures the power button board to the computer.
3.
Lift the board from the computer (3).
Reverse this procedure to install the power button board.
Component replacement procedures
43
