Service Manual

2 Replace the top cover.

3 Replace the base cover.

Clearing CMOS Settings

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 top cover.

3 Remove the processor fan.

4 Remove the video-card fan.

Procedure

1 Locate the CMOS jumper (pin number five and six) on the system board.

For information on the location of the CMOS jumper, see “System- board

components”.