Atx 20-Pin Power Connector: Jatxpwr1; Atx 12V Power Connector: Jatxpwr2 - Biostar M7TDF User Manual

Chapter 1

1.6.2 ATX 20-pin Power Connector: JATXPWR1

This connector supports the power button on-board.
supply, function such as Soft Power Off is supported on this motherboard. This
power connector supports instant power-on functionality, which means that the
system will boot up instantly when the power connector is inserted on the board.
PIN Assignment
1
2
3
4
5
6
7
8
9
10

1.6.3 ATX 12V Power Connector: JATXPWR2

PIN
1
2
PIN
3.3V 11
3.3V 12
Ground 13
5V 14
Ground 15
5V 16
Ground 17
PW_OK 18
5V_SB 19
12V 20
Assignment PIN
12V 3
12V 4
1-25
Motherboard Description
Using the ATX power
Assignment
3.3V
-12V
Ground
PS_ON
Ground
Ground
Ground
-5V
5V
5V
Assignment
Ground
Ground