Power button board
Description Spare part number
Power button board 907337-001
Power button board cable 907330-001
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 22).
5. Remove the battery (see Battery on page 24).
Remove the power button board:
1. Release the zero insertion force (ZIF) connector (1) to which the cable is attached, and then
disconnect the cable from the power button board.
2. Remove the Phillips PM2.0×1.2 screw (2) that secures the board to the computer.
3. Lift the cable to disengage the adhesive that secures the cable to the computer (3).
4. Remove the power button board from the computer (4).
Reverse this procedure to install the power button board.
34 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
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