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39
Chapter 2: Installation
NMI Button
The non-maskable interrupt 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
OH/Fan Fail LED
20
NIC1 Activity LED
19
HDD LED
FP PWRLED
3.3V Stby
3.3V
3.3V
X
Ground
NMI
X
NIC2 Activity LED
3.3V Stby
3.3V Stby
Power Button
Reset Button
Reset
PWR
Ground
Ground
1
2
X
3.3V
1
1. NMI Button