GIGABYTE AMD Socket AM2 Motherboard GA-3PXSL-RH - Manual (Page 21)

2 1
Connector Introduction
M ) COMB
Pin No. Definition
1 DCD-
2 SIN2
3 SOUT2
4 DTR2-
5 GND
6 DSR2-
7 RTS2-
8 CTS2-
9 RI2-
10 Key Pin
1 2
9 10
N ) Battery
CAUTION
Danger of explosion if battery is incorrectly
replaced.
Replace only with the same or equivalent
type recommended by the manufacturer.
Dispose of used batteries according to the
manufacturer’s instructions.
If you want to erase CMOS...
1.Turn OFF the computer and unplug the power cord.
2.Remove the battery, wait for 30 second.
3.Re-install the battery.
4.Plug the power cord and turn ON the computer.