Power button board
Description Spare part number
Power button board 929642-001
Power button board cable 927915-001
Before removing the power button board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 32).
5. Remove the battery (see Battery on page 34).
6. Remove the system board (see System board on page 51).
7. Remove the speakers (see Speakers on page 55).
8. Remove the display (see Display assembly on page 56).
To 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. Remove the power button board from the computer (2).
Reverse this procedure to install the power button board and cable.
Component replacement procedures 63