This section lists the monitoring LEDs available on the NVIDIA® UFM® Cyber-AI Appliance.
Power-on LED
There is one I/O LED (green) on the front panel to indicate if the system is powered.
|
LED state |
Color |
Description |
|---|---|---|
|
On |
Green |
System is turned on |
|
Blinking |
Green |
System is under S4 state |
|
Off |
N/A |
Power off |
Rear Panel LEDs
LAN Interface LEDs
There are two I/O LEDs (Green and Amber) per LAN port to indicate LAN link and activity.
LAN1/LAN2 Rear I/O LED Interface
|
Left LED |
Right LED |
Description |
|---|---|---|
|
Amber |
Green |
Linked – 1Gbps |
|
Amber |
Blinking green |
Active – 1Gbps |
|
Green |
Green |
Linked – 10Gbps |
|
Green |
Blinking green |
Active – 10Gbps |
|
Off |
Off |
No link |
LAN3/LAN4 Rear I/O LED Interface
|
Left LED |
Right LED |
Description |
|---|---|---|
|
Off |
Green |
Active – 10Mbps |
|
Off |
Blinking green |
Active – 10Mbps |
|
Amber |
Green |
Active – 100Mbps |
|
Amber |
Blinking green |
Active – 100Mbps |
|
Green |
Green |
Linked – 1Gbps |
|
Green |
Blinking green |
Active – 1Gbps |
|
Off |
Off |
No link |
Power Module LED
There are two I/O LEDs (Green and Amber) to indicate the power module state.
|
LED state |
Color |
Description |
|---|---|---|
|
Blinking |
Amber |
Power supply warning event |
|
Blinking |
Green |
AC present standby output on |
|
On |
Amber |
AC unplug to this module or power supply critical event |
|
On |
Green |
Power supply DC output ON and OK |
|
Off |
N/A |
No AC power to both power modules |
Network Interface Card LEDs
The network card features two I/O LEDs per port:
-
LED 1 and 2 are bi-color I/O LED which indicate link status. LED behavior is described below for Ethernet and InfiniBand port configurations.
-
LED 3 and 4 are reserved for future use
Ethernet Network Port LED Behavior
|
LED Color and State |
Description |
|---|---|
|
Off |
No link is established |
|
Blinking amber |
1Hz blinking amber occurs due to running a beacon command to locate the adapter card
|
|
Solid green |
Indicates a valid link with no active traffic |
|
Blinking green |
Indicates a valid logical link with active traffic |
InfiniBand Network Port LED Behavior
|
LED Color and State |
Description |
|---|---|
|
Off |
No link is established |
|
Solid amber |
Indicates an active physical link |
|
Blinking amber |
1Hz blinking amber occurs due to running a beacon command to locate the adapter card
|
|
Solid green |
Indicates a valid link with no active traffic |
|
Blinking green |
Indicates a valid logical link with active traffic |
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