Chapter 1 Motherboard Description
1-12
1.3.4 ATX Power Connector (JATXPWR1)
This connector supports the power button on-board. Using the ATX power
supply, functions such as Modem Ring Wake-Up and Soft Power Off are
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 PIN Assignment
1 3.3 V 11 3.3 V
2 3.3 V 12 -12 V
3 Ground 13 Ground
4 5 V 14 PS_ON
5 Ground 15 Ground
6 5 V 16 Ground
7 Ground 17 Ground
8 PW_OK 18 -5 V
9 5V_SB 19 5 V
10 12 V 20 5 V
Warning: Since the motherboard has the instant power on function,
make sure that all components are installed properly before
inserting the power connector to ensure that no damage will be
done.
1.3.5 AT Power Connector (JATPWR1)
PIN Assignment PIN Assignment
1 PW_OK 7 Ground
2 5V 8 Ground
3 12V 9 -5V
4 -12V 10 5V
5 Ground 11 5V
6 Ground 12 5V
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