Flashing the BIOS: Dell Precision M6400 Service Manual
file:///T|/htdocs/systems/wsm6400/en/sm/bios.htm[11/16/2012 10:27:31 AM]
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Flashing the BIOS
Dell Precision™ M6400 Service Manual
Flashing the BIOS From a CD
Flashing the BIOS From the Hard Drive
If a BIOS-update program CD is provided with a new system board, flash the BIOS from the CD. If you do not have a BIOS-
update program CD, flash the BIOS from the hard drive.
Flashing the BIOS From a CD
NOTICE:
Plug the AC adapter into a known good power source to prevent a loss of power. Failure to do so
may cause system damage.
1. Ensure that the AC adapter is plugged in and that the main battery is installed properly.
2. Press <F12> before inserting the BIOS-update program CD so that you can set up the computer to boot from a CD for
one time only. Otherwise, you must enter the system setup program to change the default boot order.
3. Insert the BIOS-update program CD, and turn on the computer.
NOTICE:
Do not interrupt this process once it begins. Doing so may cause system damage.
Follow the instructions that appear on the screen. The computer continues to boot and updates the new BIOS. When
the flash update is complete, the computer will automatically reboot.
4. Remove the flash BIOS update program CD from the drive.
Flashing the BIOS From the Hard Drive
NOTICE:
Plug the AC adapter into a known good power source to prevent a loss of power. Failure to do so
may cause system damage.
1. Ensure that the AC adapter is plugged in, the main battery is properly installed, and a network cable is attached.
2. Turn on the computer.
3. Locate the latest BIOS update file for your computer at
support.dell.com
.
4. Click
Download Now
to download the file.
5. If the
Export Compliance Disclaimer
window appears, click
Yes, I Accept this Agreement
.
The
File Download
window appears.
6. Click
Save this program to disk
, and then click
OK
.
The
Save In
window appears.
7. Click the down arrow to view the
Save In
menu, select
Desktop
, and then click
Save
.