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5–32 Maintenance and Service Guide
Removal and Replacement Procedures
5.13 Power Button Board
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the switch cover (Section 5.10).
3. Remove the keyboard (Section 5.11).
4. Disconnect the following cables from the power
button board:
1 Display lid switch module cable
2 Microphone cable
3 Speaker assembly cable
5. Release the ZIF connector 4 to which the power button
board cable is connected and disconnect the cable 5.
Disconnecting the Power Button Board Cables
Power Button Board Spare Part Number Information
Power button board (includes power button board cable) 432987-001