Supermicro SuperServer SYS-511R-M 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. Refer to the table below for pin definitions.
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 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. Refer to the table below
for pin definitions.
Overheat (OH)/Fan Fail LED
Connect an LED cable to pins 7 and 8 of the Front Control Panel to use the Overheat/Fan
Fail LED connections. The LED on pin 8 provides warnings of overheating or fan failure.
Refer to the tables below for pin definitions.
OH/Fan Fail Indicator Status
Pin# 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
Power Fail LED
Pin Definitions (JF1)
Pin# Definition
5 3.3 V
6 PWR Supply Fail
55
OH/Fan Fail LED
Pin Definitions (JF1)
Pin# Definition
7 UID LED (Blue)
8 UID/OH/Fan Fail LED