Chapter 2: Installation
NMI Button
The
Reset Button
The Reset Button connection is lo- cated on pins 3 and 4 of JF1. Momen- tarily contacting both pins will hard re- set the system. Attach it to a hardware reset switch on the computer case to reset the system. Refer to the table on the right for pin definitions.
NMI Button
Pin Definitions (JF1)
Pin# Definition
19Control
20Ground
Reset Button
Pin Definitions (JF1)
Pin# Definition
3Reset
4Ground
Power Button
The Power Button connection is locat- ed on pins1 and 2 of JF1. Momentarily contacting both pins will power on/off the system. This button can also be configured to function as a suspend button (with a setting in the BIOS - see Chapter 4). To turn off the power in the suspend mode, press the button for at least 4 seconds. Refer to the table on the right for pin definitions.
Power Button
Pin Definitions (JF1)
Pin# Definition
1Signal
2+3V Standby
A.NMI Button
B.Reset Button
C.PWR Button
Ground
X
Power LED
HDD LED
NIC1 LED
NIC2 LED
Unit ID LED
Power Fail LED 
Ground
Ground
20 | 19 |
2 1
NMI A
X
Vcc
Vcc
Vcc
Vcc
OH/Fan Fail
Vcc
#3~4
Reset Button B
#1~2 Power Button C