Supermicro SuperServer 2049U-TR4 - Page 59

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Chapter 4: Motherboard Connections
Reset Button
Pin Denitions (JF1)
Pins Denition
3 Reset
4 Ground
Power Button
Pin Denitions (JF1)
Pins Denition
1 Signal
2 Ground
Power Button
The Power Button connection is located on pins 1 and 2 of JF1. Momentarily contacting both
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button (with a setting in the BIOS - see Chapter 4). 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
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Reset Button
The Reset Button connection is located on pins 3 and 4 of JF1. Attach it to a hardware reset
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Fan Fail and UID 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 overheat or fan failure. Refer
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OH/Fan Fail Indicator
Status
State Denition
Off Normal
On Overheat
Flashing Fan Fail
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1. Refer to the table below
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Power Fail LED
Pin Denitions (JF1)
Pin# Denition
5 3.3V
6 PWR Supply Fail
OH/Fan Fail LED
Pin Denitions (JF1)
Pin# Denition
7 Blue LED
8 OH/Fan Fail LED