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The IR board (see Figure 4-31) controls the power button, lid switch, micro-
phone, and lights on the indicator panel above the keyboard.
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This procedure assumes that you have removed the palmrest assembly from
the base assembly. To remove the IR board, follow these steps:
1. Remove the two 4-mm screws securing the IR board.
2. Disconnect the IR cable from connector JP2 on the IR board.
3. Remove the IR board.
4-mm
screws (2)
IR board
IR cable