Chapter 5: Advanced Motherboard Setup
5-17
Reset Connector
The Reset Button connection is located
on pins 3 and 4 of JF1. Attach it to a
hardware reset switch on the computer
chassis to support system reset. Refer to
the table on the right for pin defi nitions.
PW_ON Connector
The Power Button connection is located
on pins 1 and 2 of JF1. Momentarily
contacting both pins will power on/off
the system. To turn on or off the system
power, press the button for 4 seconds or
longer. Refer to the table on the right for
pin defi nitions.
Reset Button
Pin Defi nitions
(JF1)
Pin# Defi nition
3 Reset
4 Ground
Power Button
Pin Defi nitions
(JF1)
Pin# Defi nition
1 Signal
2 Ground
Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Refer to
the table on the right for pin defi nitions.
PWR Fail LED
Pin Defi nitions (JF1)
Pin# Defi nition
5 3.3V
6 PWR Supply Fail
Overheat (OH)/Fan Fail/PWR Fail/
UID LED
Connect an LED cable to pins 7 and
8 of the front control panel to use the
Overheat/Fan Fail/Power Fail and UID
LED connections. The red LED on pin
8 provides warnings of overheat, fan
failure, or power failure. The blue LED
on pin 7 works as the front-panel UID
LED indicator. Refer to the table on the
right for pin defi nitions.
OH/Fan Fail/ PWR Fail/Blue_
UID LED Pin Defi nitions (JF1)
Pin# Defi nition
7 Blue UID LED
8 OH/Fan Fail/Power Fail
OH/Fan Fail/PWR
Fail LED Status (Red
LED)
State Defi nition
Off Normal
On Overheat
Flashing Fan Fail