Supermicro H12DSG-O-CPU User Manual page 36

H12DSG-O-CPU 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.
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.
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1.
Power Switch
Pin Definitions (JF1)
Pin# Definition
1 Power Switch
2 Ground
Reset Switch
Pin Definitions (JF1)
Pin# Definition
3 Reset Switch
4 Ground
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
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