Service Manual

Removing the coin-cell battery

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.

CAUTION: Removing the coin-cell battery resets the BIOS setup program’s

settings to default. It is recommended that you note the BIOS setup

program’s settings before removing the coin-cell battery.

Prerequisites

1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.

2 Remove the battery.

3 Follow the step 1 procedure in “Removing the I/O board”.

4 Remove the wireless card.

Procedure

1 Disconnect the coin-cell battery cable from the system board.

2 Remove the coin-cell battery cable from the routing guide on the speaker.