Alienware m15 R2 Service Manual

Installing the left I/O-board

If you are replacing a component, remove the existing component before performing the installation procedure.

The following image indicates the location of the left I/O-board and provides a visual representation of the installation procedure.

Image: Installing the left I/O-board

Using the alignment posts, place the left I/O-board in place on the palm-rest assembly.
Replace the two screws (M2x3) that secure the left I/O-board to the palm-rest asssembly.
Connect the speaker cable to the connector on the left I/O-board.
Using the alignment pins, connect the left I/O-board cable on the left I/O-board and the system board.
NOTE: The I/O-board cable is polarity sensitive. To prevent damage to your computer ensure that the MB UMT end of the cable is connected to the system board.
Replace the two screws (M2x3) that secure the left I/O-board cable to the left I/O-board and system board.
Adhere the tape securing the coin-cell battery cable to the left I/O-board.