Clear Cmos Header/Procedures; Cd-Rom Audio-In Connector - Biostar A770 A2G PLUS Setup Manual

JCDIN: CD-ROM Audio-in Connector
This connector allows user to connect the audio source from the variaty devices,
like CD-ROM, DVD-ROM, PCI sound card, PCI TV turner card etc.
JCMOS: Clear CMOS Header
By 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.
※ 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.
Pin
1
1 4
2
3
4
3
1
Pin 1-2 Close:
Normal Operation (default).
3
3
1
1
Pin 2-3 Close:
Clear CMOS data.
A770 A2G+
Assignment
Left Channel Input
Ground
Ground
Right Channel Input
15