Alienware 17 R4 Service Manual

Procedure

1. Connect the subwoofer cable to the I/O board.
2. Turn the I/O board over.
3. Using the alignment posts, place the I/O board on the palm-rest assembly and align the screw holes on the I/O board with the screw holes on the palm-rest assembly.
4. Replace the two screws (M2.5x5) that secure the I/O board to the palm-rest assembly.
5. Slide the I/O-board cable into the connector on the I/O board and close the latch to secure the cable.
6. Adhere the tape that secures the I/O-board cable to the I/O board.