33
Chapter 2: Installation
Power Button
OH/Fan Fail LED
NIC1 Activity LED
Reset Button
HDD LED
PWR LED
Reset
PWR
3.3V Stby
3.3V Stby
Ground
15
3.3V Stby
16
1
2
Ground
NIC2 Activity LED
PWR Fail LED
UID
3.3V
3.3V
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 overheat or fan failure. Refer
to the tables below for pin definitions.
1
2
1. OH/Fan Fail LED
2. NIC2 Activity LED
3. NIC1 Activity LED
NIC1/NIC2 Activity LED
The NIC (Network Interface Controller) LED connection for LAN port 1 is located on pins 11
and 12 of JF1, and the LED connection for 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.
3
OH/Fan Fail LED
Pin Definitions (JF1)
Pin#
Definition
7
Blue LED
8
OH/Fan Fail LED
OH/Fan Fail Indicator
Status
Pin#
Definition
Off
Normal
On
Overheat
Flashing
Fan Fail
LAN1/LAN2 LED
Pin Definition (JF1)
Pin#
Definition
9
Pull up to +3.3 Stby
10
NIC2 Activity LED
11
Pull up to +3.3 Stby
12
NIC1 Activity LED
