Nmi Button - Supermicro X11SSH-CTF User Manual

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 below for pin definitions.
OH/Fan Fail Indicator
Status
Pin# Definition
Off Normal
On Overheat
Flashing Fan Fail

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.
PWR
Power Button
Reset
Reset Button
5V Stby
3.3V Stby
3.3V Stby
ID_UID_SW/3.3V Stby
2
NMI Button
Pin Definitions (JF1)
Pins Definition
19 Control
20 Ground
1 2
Ground
Ground
Power Fail LED
3.3 V
OH/Fan Fail
NIC2 Active LED
NIC1 Active LED
HDD LED
3.3V
PWR LED
NMI Ground
19 20
41
OH/Fan Fail LED
Pin Definitions (JF1)
Pins Definition
7 Vcc/Blue UID LED
8 OH/Fan Fail LED
1. OH/Fan Fail
1
2. NMI
Chapter 2: Installation