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H12DSU-iN User's Manual
Power Switch
The Power Switch connection is located on pins 1 and 2 of JF1. Attach it to a hardware power
switch on the computer case to power on/off the system. To force the system to be powered
off, press the button for at least 4 seconds. Refer to the table below for pin definitions.
Power Switch
Pin Definitions (JF1)
Pin#
Definition
1
Power Switch
2
Ground
Reset Switch
The Reset Switch connection is located on pins 3 and 4 of JF1. Attach it to a hardware reset
switch on the computer case to reset the system. Refer to the table below for pin definitions.
Reset Switch
Pin Definitions (JF1)
Pin#
Definition
3
Reset Switch
4
Ground
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1.
Power Fail LED
Pin Definitions (JF1)
Pin#
Definition
5
Power Fail LED+
6
Power Fail LED-
Power Fail LED
Status
LED State
Status
Solid on
Overheat
Fast Blinking
Fan Fail
Slow Blinking
Power Fail