Clearing Cmos Settings; Prerequisites; Procedure - Dell Inspiron 3646 Owner's Manual

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, follow the instructions in
Computer. For more safety best practices, see the Regulatory
Compliance home page at dell.com/regulatory_compliance.

Prerequisites

1 Remove the
2 Follow the procedure from step 1 to step 5 in "Removing the

Procedure

1 Locate the CMOS jumper (CMCL R2) on the system board.
For more information on the location of the CMOS jumper, see
Board Components".
2 Remove the jumper plug from the password jumper (PSWD1) and place it
on the CMOS jumper.
1 jumper plug
3 CMOS jumper (CMCL R2)
3 Follow the procedure from step 3 to step 6 in "Replacing the
4 Replace the computer
5 Turn on your computer.
The CMOS checksum error will be displayed.
computer cover.
cover.
Computer. After working inside your
After Working Inside Your
2 password jumper (PSWD1)
drive cage".
"System-
drive cage".
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