Connectors; Atx Power; Com A / Com B / Lpt Port - Gigabyte GA-8TM User Manual

Connectors

ATX Power

Please note:
AC power cord should only be inserted to your power supply unit after ATX power
cable and other related devices are firmly connected to the mainboard.

COM A / COM B / LPT Port

Please note:
This mainboard supports 2 standard COM ports and 1 LPT port. Device like printer
can be connected to LPT port ; mouse and modem etc can be connected to COM
ports.
Pin No.
10 20
3,5,7,13,15-17
1,2,11
4,6,19,20
10
12
18
8
1 11
9
14
LPT Port
COM A
16
Connectors
Definition
GND
3.3V
VCC
+12V
-12V
-5V
Power Good
5V SB (stand by+5V)
PS-ON(Soft On/Off)
COM B