Clear Cmos Procedures; Serial Ata Connectors - Biostar P31-A7 Setup Manual

JCMOS1: 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.
SATA1~SATA4: Serial ATA Connectors
The motherboard has a PCI to SATA Controller with 4 channels SATA interface,
it satisfies the SATA 2.0 spec and with transfer rate of 3.0Gb/s.
1 3
Pin 1-2 Close:
Normal Operation (default).
1 3
1 3
Pin 2-3 Close:
Clear CMOS data.
1
4
7
P31-A7
Pin Assignment
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
15