Asus KFSN4-DRE/SAS - Manual (Page 42)

2-22 Chapter 2: Hardware information
6. Force BIOS recovery setting (3-pin RECOVERY1)
This jumper allows you to quickly update or recover the BIOS settings when it
becomes corrupted.
To update the BIOS:
1. Prepare a floppy disk that contains the latest BIOS for the motherboard
and the Phoenix Phlash16 utility. Make sure you download the correct
BIOS for your motherboard model.
2. Set the jumper to pins 2-3.
3. Insert the floppy disk then turn on the system to update the BIOS.
4. Shut down the system.
5. Set the jumper back to pins 1-2.
6. Turn on the system.
®
KFSN4-DRE Series BIOS recovery setting
RECOVERY1
Disable
(Default)
Enable
2 3 1 2