Mainboard PXP965
20
Power Supply Attachments
ATX Power Connector: JATXPWR1, JATXPWR2
This mainboard provides two ATX power connectors, a 24-pin JATXPWR2 connector and a 4-pin
JATXPWR1 connector. You must use a power supply that has both of these connectors and both
connectors must be attached before the system is powered on. These power connectors support several
power management functions such as the instant power-on function. The connector pins are described
below.
Pin
Assignment
Pin
Assignment
1 +3.3V
13
+3.3V
2 +3.3V
14
-12V
3 Ground 15
Ground
4 +5V 16
PS_ON
5 Ground 17
Ground
6 +5V 18
Ground
7 Ground 19
Ground
8 PW_ON 20
-5V
9
+5V standby voltage
21
+5V
10 +12V 22
+5V
11 +12V 23
+5V
JATXPWR2
12 +3.3V 24
Ground
Pin
Assignment
Pin
Assignment
1 +12V 3 Ground
JATXPWR1
2 +12V 4 Ground
Attention
In general, power cords are designed and should be attached with a specific
direction. The black wire of the power cord is Ground and should be attached
onto the header location of Ground.
