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Motherboard Manual

F_USB1/F_USB2: Headers for USB 2.0 Ports at Front Panel

These headers allow user to connect additional USB cable on the PC front panel,

and also can be connected with internal USB devices, like USB card reader.

Assignment

1 +5V (fused)

2 +5V (fused)

3 USB-

4 USB-

5 USB+

6 USB+

7 Ground

8 Ground

9 NC

210

FUSB_1

FUSB_2

10 Key

JCMOS1: Clear CMOS Header

Placing the jumper on pin2-3 allows user to restore the BIOS safe setting and

the CMOS data.lPease carefully follow the procedures to avoid damaging the

motherboard.

Pin 1-2 Close:

Normal Operation (default).

Pin 2-3 Close:

Clear CMOS data.

Clear CMOS Procedures:※

1. Remove AC power line.

2. Set the jumper to “Pin 2-3 close”.

3. Wait for five seconds.

4. Set the jumper to “Pin 1-2 close”.

5. Power on the AC.

6. Reset your desired password or clear the CMOS data.

Biostar A780L User Manual

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