Supermicro X13SAQ User Manual page 39

Overheat (OH)/Fan Fail
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
State Definition
Off Normal
On Overheat
Flashing Fan Fail
NIC1/NIC2 (LAN1/LAN2)
The NIC (Network Interface Controller) LED connection for LAN port 1 is located on pins
11 and 12 of JF1, and LAN port 2 is on pins 9 and 10. Attach the NIC LED cables here to
display network activity. Refer to the table below for pin definitions.
Power Button
Reset Button
X
3.3V
3.3V Stby
3.3V Stby
3.3V
3.3V Stby
NIC1/NIC2 LED
Pin Definitions (JF1)
Pin# Definition
9 3.3V Stby
10 NIC 2 Link LED
11 3.3V Stby
12 NIC 1 Link LED
1 2
Ground
Ground
X
OH/Fan Fail LED
NIC2 Active LED
NIC1 Active LED
HDD LED
PWR LED
15 16
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Chapter 2: Installation
OH/Fan Fail LED
Pin Definitions (JF1)
Pin# Definition
7 3.3V
8 OH/Fan Fail LED
1. Overheat/Fan Fail
2. NIC1 Active LED
3. NIC2 Active LED
1
3
2