Biostar A55MD2 Owner's Manual download pdf (Page 13)

A55MD2 / A55MG2 / A55ML2

2.6 Jumper Setting

The illustration shows how to set up jumpers. When the jumper cap is placed on

pins, the jumper is “close”, if not, that means the jumper is “open”.

Pin opened Pin closed Pin1-2 closed

JCMOS1: Clear CMOS Header

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

the CMOS data. Please 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.

Load Optimal Defaults and save settings in CMOS.

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Biostar A55MD2 Owner's Manual Page 13