Power button board
Description Spare part number
Power button board (includes cable) 807528-001
Before removing the power button board, follow these steps:
1. Turn o 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the top cover (see Top cover on page 26).
5. Remove the system board (see System board on page 38).
6. Remove the display (see Display assembly subcomponents on page 17).
Remove the power button board:
1. Remove the Phillips PM2.5×3.0 screw (1) that secures the power button board to the computer.
2. Remove the power button board and cable (2).
Reverse this procedure to install the power button board.
56 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
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