Dell Optiplex 160 System BIOS, A00

Custom Instructions for O160-A00.EXE:

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Installation Instructions for the Universal (Windows/ DOS) format

1. Download file to Desktop

2. Use one of the methods below to flash the Bios.

. Run the BIOS update utility from Windows environment

. Run the BIOS update utility from DOS environment (Non-Windows users)


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Download file to Desktop

The file O160-A00.EXE is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.


1. Click Download now.
The File Download window appears.

2. Click the Save button.
The Save As window appears.

3. Select Desktop using the drop-down menu to the right of Save in.

4. Click the Save button.
A progress meter moves as the download is completed.

5. If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.

NOTE: Shut down all other applications prior to running the BIOS update utility. The update utility reboots your system in order to get the new BIOS loaded.

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Run the BIOS update utility from Windows environment


1. Double click the Icon on your desktop labeled O160-A00.EXE.
The BIOS Flash window appears.

2. Click the Continue button.
The message Pressing Yes will close all applications, shut down Windows, Flash the BIOS, then reboot. appears.

3. Click the Yes button.
The system will restart and the BIOS Flash will be completed.


Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a DOS bootable USB storage device. This executable file does not create the DOS system files.

1. Copy the file O160-A00.EXE to a bootable USB storage device.

2. Boot from the USB storage device to the DOS prompt.

3. Run the file by typing Y:\O160-A00.EXE /classic (where y is the drive letter where the executable is located).


Custom Instructions for O160-A00.HDR:

Installation Instructions for Linux

- Command Line BIOS Updates:
If you wish to update the BIOS from the command line, you should turn off
Turn off 'automatic' BIOS updates in the BIOS Update from USB tool.
a) Computer -> More Applications -> Configure BIOS Update from USB
b) Select "No action" under "Action on USB Key insertion"

1) plug in USB key w/BIOS .HDR
The usb key is normally mounted under /media/KEYNAME, where KEYNAME is
the filesystem label on the key. If there is no label, it is usually mounted
under /media/disk. (See step #3 to find the mountpoint if unsure)

2) Computer -> More Applications -> X Terminal

3) $ ls -l /media
You should see a directory here where the key is automatically mounted.

4) $ sudo run-admin xterm
a new xterm window will open up as root. Run the following commands
in the new window:

5) # /sbin/modprobe dell_rbu

6) # /usr/sbin/dellBiosUpdate -u -f /media/KEYNAME/BIOS_FILENAME.HDR

- GUI BIOS Updates:

1) You can configure the GUI as follows:
a) Computer -> More Applications -> Configure BIOS Update from USB

2) The following configuration options are available:
a) (default) "Automatic update": This option updates the BIOS when a USB key
is detected with a matching BIOS for your system that is newer than the
current BIOS. No GUI options are displayed. You can view the output of
the BIOS update operation by looking at the log files:
/var/log/bios-output.txt and /var/log/bios-errout.txt

b) "Ask": This option will pop up a dialog when a USB key is detected with a
matching BIOS for your system that is newer than the current BIOS.

c) "No action": Do nothing when a USB key is inserted with applicable BIOS up