Power button board
Description Spare part number
Power button board (includes cable) 486796-001
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 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
Battery on page 52).
5. Remove the switch cover and keyboard (see
Switch cover and keyboard on page 69).
Remove the power button board:
1. Turn the switch cover upside down with the front toward you.
2. Remove the Phillips PM2.0×4.0 screw (1) that secures the power button board to the switch cover.
3. Remove the power button board (2) and cable.
Reverse this procedure to install the power button board.
Component replacement procedures 73