SUPER MICRO Computer X7SBL-LN1/LN2 - Manual (Page 31)

Chapter 2: Installation
2-13
Header Pins
Overheat/Fan Fail LED (OH)
Connect an LED to the OH/Fan
Fail connection on pins 7 and 8 of
JF1 to provide advanced warning of
chassis overheating or fan failure.
Refer to the table on the right for pin
defi nitions.
Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Refer
to the table on the right for pin defi ni-
tions.
OH/Fan Fail Indicator
Status
State Defi nition
Off Normal
On Overheat
Flash-
ing Fan Fail
PWR Fail LED
Pin Defi nitions (JF1)
Pin# Defi nition
5 Vcc
6 PWR Fail
A. OH/Fan Fail LED
B. PWR Supply Fail
FP Power Button
OH/Fan Fail/
PWR Fail/UID LED
1
NIC1 LED
FP Reset Button
2
HDD LED
Power LED
Reset
PWR
Vcc
UID Switch/Vcc
Vcc
Blue_LED_Cathode
(UID)/Vcc
Ground
Ground
19 20
Vcc
X
Ground NMI
X
Vcc
PWR Fail LED
NIC2 LED
B
A