51
Chapter 2: Installation
Power Button
OH/PWR Fail/Fan Fail LED
1
Reset Button
2
Power Fail LED
HDD LED
Power LED
Reset
PWR
UID LED
Ground
Ground
19
20
3.3V
X
Ground
NMI
X
NIC2 Activity LED
3.3V Stby
3.3V Stby
3.3V Stby
NIC1 Activity LED
3.3V
Power LED
The Power LED connection is located on pins 15 and 16 of JF1. Refer to the table below
for pin definitions.
Power LED
Pin Definitions (JF1)
Pins
Definition
15
3.3V
16
PWR LED
NMI Button
The non-maskable interrupt (NMI) button header is located on pins 19 and 20 of JF1. Refer
to the table below for pin definitions.
NMI Button
Pin Definitions (JF1)
Pins
Definition
19
Control
20
Ground
1. Power LED
2. NMI
1
2
