System Monitoring

NVIDIA UFM 4.0 Cyber-AI Appliance Hardware User Manual

This section lists the monitoring LEDs available on the NVIDIA ® UFM® Cyber-AI Appliance.

There is one I/O LED (green) on the front panel to indicate if the system is powered.

power_on_led.png

LED state

Color

Description

On

Green

System is turned on

Blinking

Green

System is under S4 state

Off

N/A

Power off

LAN Interface LEDs

There are two I/O LEDs (Green and Amber) per LAN port to indicate LAN link and activity.

lan_rear_io_led_interface.png

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

network_interface_card_leds.png

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
4Hz blinking amber indicates a problem with the physical link

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
4Hz blinking amber indicates a problem with the physical link

Solid green

Indicates a valid link with no active traffic

Blinking green

Indicates a valid logical link with active traffic

© Copyright 2023, NVIDIA. Last updated on Sep 7, 2023.