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Chapter 2: Installation
Power Button
Reset Button
Reset
PWR
HDD LED
1
NIC1 Activity LED
2
Power LED
Fan Fail LED
3.3V
3.3V
Ground
Ground
19
20
X
Ground
NMI
NIC2 Activity LED
3.3V Stby
3.3V Stby
X
X
X
3.3V
Fan Fail
Connect an LED cable to Fan Fail connections on pins 7 and 8 of JF1 to provide warnings
for chassis overheat/fan failure. See the table below for pin definitions.
1. NMI Button
2. Fan Fail
1
2
Fan Fail LED
Pin Definitions (JF1)
Pins
Definition
7
Vcc/Blue UID LED
8
Fan Fail LED
Fan Fail Indicator
Status
Pin#
Definition
Off
Normal
Flashing
Fan Fail
NMI Button
The non-maskable interrupt button header is located on pins 19 and 20. See the table below
for pin definitions.
NMI Button
Pin Definitions (JF1)
Pins
Definition
19
Control
20
Ground