Supermicro X11DAi-N - Page 47

47
Chapter 2: Installation
Power Button
UID LED
NIC1 Active LED
Reset Button
HDD LED
PWR LED
Reset
PWR
3.3V Stby
3.3V Stby
Ground
19
X
Ground
X
3.3V Stby
20
1 2
Ground
Power Fail LED
NIC2 Active LED
NMI
3.3V
3.3V
OH/PWR Fail/Fan Fail LED
BIOS LICENSE
MAC CODE
BAR CODE
X11DAi-N
REV:1.01
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1. Refer to the table below

1. Power Fail LED
2. OH/Fan Fail/Power Fail LED
3. UID LED
1
2
Power Fail LED
Pin Denitions (JF1)
Pin# Denition
5 3.3V
6 PWR Supply Fail
Information LED (UID/OH/PWR Fail/Fan Fail LED)
State Denitions (Pin 7 & Pin 8 of JF1)
State Denition
󰀨 Normal
On Overheat
Flashing Fan Fail
Information LED (UID/OH/PWR Fail/Fan Fail LED)
Pin Denitions (Pin 7 & Pin 8 of JF1)
Pin# Denition
7 Blue UID LED
8 OH/Fan Fail/PWR Fail LED
Information LED (UID/OH/PWR Fail/Fan Fail LED)
Pin Denitions (Pin 7 & Pin 8 of JF1)
Status Description
Solid red An overheat condition has occurred. (This may be caused by cable congestion).
Blinking red (1Hz) Fan failure: check for an inoperative fan.
Blinking red (0.25Hz) 
Solid blue Local UID is activated. Use this function to locate a unit in a rack mount
environment that might be in need of service.
Blinking blue (300 msec) Remote UID is on. Use this function to identify a unit from a remote location that
might be in need of service.
3
Overheat(OH)/Fan Fail/PWR Fail/UID LED
Connect an LED cable to pins 7 and 8 of the Front Control Panel(JF1) to use UID/Overheat/
Fan Failure/Power Fail LED connections. The LED on pin 8 provides warnings of overheat,
power failure or fan failure. Refer to the tables below for more information.