Power button board
Description Spare part number
Power button board (includes cable) 813516-001
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 battery (see Battery on page 30).
5. Remove the optical drive (see Optical drive on page 31), if installed.
6. Remove the bottom cover (see Bottom cover on page 34).
To remove the power button board:
1. Disconnect the power button board cable from the system board(1).
2. Disconnect the power connector cable from the system board(2).
3. Remove the Phillips PM2.5×3.5 screw (3) that secures the power button board to the top cover.
48 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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