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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.
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. The
blue LED on pin 7 works as the front panel UID LED indicator. Refer to the tables below for
pin definitions.
OH/Fan Fail LED
Pin Definitions (JF1)
Pin# Definition
7
Blue UID LED
8
OH/Fan Fail LED
PWR
Power Button
Reset
Reset Button
3.3V
UID LED
3.3V Stby
3.3V Stby
3.3V Stby
3.3V Stby
x
NMI
Power Fail LED
Pin Definitions (JF1)
Pin#
Definition
5
3.3V
6
PWR Supply Fail
1
2
Ground
Ground
Power Fail LED
OH/Fan Fail LED
NIC2 Active LED
NIC1 Active LED
HDD LED
PWR LED
x
Ground
19
20
43
Chapter 2: Installation
OH/Fan Fail Indicator
Status
State
Definition
Off
Normal
On
Overheat
Flashing
Fan Fail
1. Power Fail LED
1
2. OH/Fan Fail LED
2
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