Power Fail LED
HDD LED
FP PWRLED
Reset
PWR
3.3 V
UID Switch
Blue LED
Ground
Ground
1920
3.3V
X
Ground
NMI
X
NIC2 Activity LED
3.3V Stby
3.3V Stby
A
B
Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Re-
fer to the table on the right for pin
denitions.
PWR Fail LED
Pin Denitions (JF1)
Pin# Denition
5 3.3V
6 PWR Supply Fail
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 overheat or fan failure. Refer to the
table on the right for pin denitions.
OH/Fan Fail/PWR Fail
LED Status (Red LED)
State Denition
Off Normal
On Overheat
Flashing Fan Fail
A. OH/Fan Faill
B. PWR Fail LED