Supermicro AS -1024US-TRT User Manual page 55

Power Button
The Power Button connection is located on pins 1 and 2 of JF1. Momentarily contacting both
pins will power on/off the system. This button can also be configured to function as a suspend
button with a setting in the BIOS. To turn off the power when the system is in suspend mode,
press the button for 4 seconds or longer.
Reset Button
The Reset Button connection is located on pins 3 and 4 of JF1. Attach it to a hardware reset
switch on the computer case.
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1.
Overheat (OH)/Fan Fail
Connect an LED cable to pins 7 and 8 of JF1 to use the Overheat/Fan Fail LED connections.
The LED on pin 8 provides warnings of overheat or fan failure.
OH/Fan Fail Indicator
Status
Status Definition
Off Normal
On Overheat
Flashing Fan Fail
Chapter 4: Motherboard Connections
Power Button
Pin Definitions (JF1)
Pin# Definition
1 Signal
2 Ground
Reset Button
Pin Definitions (JF1)
Pin# Definition
3 Reset
4 Ground
Reset Button
Pin Definitions (JF1)
Pin# Definition
3 Reset
4 Ground
55
OH/Fan Fail LED
Pin Definitions (JF1)
Pin# Definition
7 Blue LED
8 OH/Fan Fail LED