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6. Force BIOS recovery (3-pin J5)
This jumper allows you to update or recover the BIOS settings when it
gets corrupted or destroyed.
PSCH-SR Force BIOS Recovery Setting
This jumper allows you to update/recover the BIOS quickly.
To update the BIOS:
1. Prepare a floppy disk that contains the latest BIOS for the motherboard
(xxxx-xxx.BIN) and the AWDFLASH.EXE utility.
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.
7. Hard disk drive/SCSI LED switch (4-pin J4)
This jumper allows you to enable or disable the front panel hard disk
drive or SCSI LED. The HD/SCSI LED is enabled when no jumper cap
is placed over the pins.
PSCH-SR J4 Jumper
2-20
®
PSCH-SR
®
PSCH-SR
J5
1 2
2 3
Normal
Force BIOS Recovery
(Default)
J4
1
HD/SCSI LED Enable
Chapter 2: Hardware information
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