178 Appendix
NOTICE: To connect a network cable, first plug the cable into the network port or
device and then plug it into the computer.
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 on-screen
instructions.

Cleaning Your Computer

CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions located in the Product Information Guide.