Biostar P4TGV-R User Manual page 14

JATXPWR1/JATXPWR2: Power Connectors
JATXPWR1: This connector allows user to connect 20-pin power
connector on the ATX power supply.
JATXPWR2: By connecting this connector, it will provide +12V to CPU
power circuit.
Pin
10
20
1 11
JATXPWR1
10
3
1 Pin
JATXPWR2
P 4 T G V - R
P 4 T G V - R
Assignment
1 +3.3V
2 +3.3V
3 Ground
4 +5V
5 Ground
6 +5V
7 Ground
8 PW_OK
9 Standby Voltage +5V
+12V
Assignment
1 +12V
2 +12v
12
Pin Assignment
11 +3.3V
12 -12V
13 Ground
14 PS_ON
15 Ground
16 Ground
17 Ground
18 -5V
19 +5V
20 +5V
Pin Assignment
3 Ground
4 Ground