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Intel Desktop Board D850GB/D850GBAL Product Guide
46
Updating the BIOS
CAUTION
The AUTOEXEC.BAT file provided with the update files updates the BIOS in two parts: first
updating the boot block and displaying the “Operation completed successfully” message and then
updating the BIOS core. You will be asked to reboot the system when the update process is
complete. Do not interrupt the process or the system may not be capable of rebooting.
1. Boot the computer with the BIOS update diskette in drive A. During system boot, the
AUTOEXEC.BAT file provided with the update files will automatically run the BIOS update
process.
2. The
AUTOEXEC.BAT file updates the BIOS in two parts: first updating the boot block and
displaying the “Operation completed successfully” message and then updating the BIOS core.
3. When the update process is complete, the monitor will display a message telling you to remove
the diskette and to reboot the system.
4. As the computer boots, check the BIOS identifier (version number) to make sure the update
was successful. If a logo appears, press
<Esc> to view the POST messages.
5. To enter the BIOS Setup program, press
<F2> when you see the message:
Press <F2> to Run SETUP
6. For proper operation, load the BIOS Setup program defaults. To load the defaults, press <F9>.
7. To accept the defaults, press <Enter>.
8. In Setup, enter the settings you wrote down before beginning the BIOS update.
9. To save the settings, press <F10>.
10. To accept the settings, press <Enter>.
11. Turn off the computer and reboot.
Recovering the BIOS
It is unlikely that anything will interrupt the BIOS update; however, if an interruption occurs, the
BIOS could be damaged. The following steps explain how to recover the BIOS if an update fails.
The following procedure uses recovery mode for the Setup program. See page 39 for more
information on Setup modes.
✏
NOTE
Because of the small amount of code available in the boot block area, there is no video support.
You will not see anything on the screen during this procedure. Monitor the procedure by listening
to the speaker and looking at the diskette drive LED.
1. Turn off the computer, disconnect the computer’s power cord, and disconnect all external
peripherals.
2. Remove the computer cover and locate the configuration jumper block (J8C2) (see Figure 20).
3. Remove the jumper from all pins as shown below to set recovery mode for Setup.
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3
4. Insert the bootable BIOS update diskette into diskette drive A.