Hardware Reference

4.8In-Circuit BIOS Update

The BIOS can be upgraded in-circuit. BIOS updates may periodically be posted to Intel’s Developers’ site at http://www.intel.com/design/.

To reprogram the BIOS:

1.Set Jumper J21 and Jumper J22 to the 1-2 position on the evaluation platform.

2.Download the new BIOS upgrade file from Intel’s Developers’ web site.

3.Extract the BIOS upgrade zip file onto a bootable floppy.

4.Insert the floppy disk into the floppy drive attached to the evaluation board.

5.Reboot the evaluation board so that it boots from the floppy.

6.Follow the on-screen instructions.

7.When the BIOS update program is finished, power down the board and reset the jumpers at J21 and J22 to the 2-3 position.

Celeron™ Processor Development Kit Manual

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Intel 273246-002 manual In-Circuit Bios Update