1.
Follow the procedures in
Before You Begin
.
2.
Remove the computer cover (see
Replacing the Computer Cover
).
3.
Reset the current CMOS settings:
a.
Locate the 3-pin CMOS jumper (CLEAR_CMOS) on the system board (see
System Board Components
).
b.
Remove the jumper plug from the CMOS jumper (CLEAR_CMOS) pins 1 and 2.
c.
Place the jumper plug on the CMOS jumper (CLEAR_CMOS) pins 2 and 3 and wait approximately five seconds.
d.
Remove the jumper plug and replace it on the CMOS jumper (CLEAR_CMOS) pins 1 and 2.
4.
Replace the computer cover (see
Replacing the Computer Cover
).
5.
Connect your computer and devices to electrical outlets, and turn them on.
Flashing the BIOS
The BIOS may require flashing when an update is available or when replacing the system board.
1.
Turn on the computer.
2.
Locate the BIOS update file for your computer at the Dell Support website at
support.dell.com
.
3.
Click
Download Now
to download the file.
4.
If the
Export Compliance Disclaimer
window appears, click
Yes, I Accept this Agreement
.
The
File Download
window appears.
5.
Click
Save this program to disk
, and then click
OK
.
The
Save In
window appears.
6.
Click the down arrow to view the
Save In
menu, select
Desktop
, and then click
Save
.
The file downloads to your desktop.
7.
Click
Close
when the
Download Complete
window appears.
The file icon appears on your desktop and is titled the same as the download BIOS update file.
8.
Double-click the file icon on the desktop and follow the instructions on the screen.
Back to Contents Page
NOTE:
For non U.S. regions, choose your country/region from the drop-down list at the bottom of the Dell support website and then locate the
BIOS update file for your computer.
