Service Manual

Removing the I/O board

WARNING: Before working inside your computer, read the safety

information that shipped with your computer and follow the steps in

Before working inside your computer. After working inside your

computer, follow the instructions in After working inside your

computer. For more safety best practices, see the Regulatory

Compliance home page at

www.dell.com/regulatory_compliance.

Prerequisites

1 Remove the base cover.

2 Remove the battery.

3 Remove the wireless card.

Procedure

1 Peel off the tape that secures the I/O-board cable to the I/O board.

2 Disconnect the I/O-board cable from the I/O board.

3 Peel off the tape that secures the power and volume-buttons board-

cable to the palm-rest assembly.

4 Disconnect the power and volume-buttons board-cable from the I/O

board.

5 Disconnect the coin-cell battery-cable from the I/O board.

6 Remove the screws that secure the I/O board to the palm-rest assembly.