Reset Button; Power Button; Overheat (Oh)/Fan Fail - Supermicro C9Z390-PGW User Manual

Reset Button

The Reset Button connection is located
on pins 3 and 4 of JF1. 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.

Power Button

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 off the power in the
suspend mode, press the button for at
least four seconds. Refer to the table on
the right for pin definitions.

Overheat (OH)/Fan Fail

Connect an LED cable to OH/Fan Fail
connections on pins 7 and 8 of JF1 to
provide warnings for chassis overheat/
fan failure. Refer to the table on the right
for pin definitions.
Power LED (-)
HDD LED (-)
NIC2 LED (-)
NIC1 LED (-)
C
OH/Fan Fail LED(-)
X
Ground
Ground
16 15
Power LED (+)
HDD LED (+)
NIC2 LED (+)
NIC1 LED (+)
OH/Fan Fail LED(+)
X
Reset
Reset Button
Power Button
PWR
2 1
2-21
Chapter 2: Installation
Reset Button
Pin Definitions (JF1)
Pin#
3
4
Power Button
Pin Definitions (JF1)
Pin#
1
2
OH/Fan Fail LED
Pin Definitions (JF1)
Pin# Definition
7 Vcc
8 OH/Fan Fail LED
OH/Fan Fail Indicator
State
Off
On
Flashing
A. Reset Button
B. PWR Button
C. OH/Fan Fall LED
A
B
Definition
Reset Button
Ground
Definition
Power Button
Ground
Status
Definition
Normal
Overheat
Fan Fail