Line module LED behavior

Line module Health LED

LED state	Meaning
Off	Powered down, ready for removal
On Green	Ready or normal operation
Slow Flash Green	Booting or initializing
Slow Flash Orange	Fault condition
Fast Flash Orange	Hardware (ASIC) mismatch

Line module port LEDs when LED mode is Link/Activity

LED behavior for port LEDs is set by LED Mode button on management module.

LED State	Meaning
Off	Port is disabled, not connected or not receiving a link indication from the connected device
Half-Bright Green	Port is enabled and receiving a link indication from the connected device
Switching between Half-Bright and Full-Bright Green	Port is actively transferring data
On Green	Port is at high utilization
Slow Flash Orange	Port is in a fault condition

Line module port LEDs when LED mode is Spd

LED State	Meaning
Off	Port is disabled, not connected or not receiving a link indication from the connected device
On Green	Port is operating at maximum port rate
Slow Flash Green	Port is operating below maximum port rate
Slow Flash Orange	Fault condition

Line module port LEDs when LED mode is Usr1 (light faults)

This mode is primarily to assist users who cannot discern between green and orange LEDs. It is also helpful to users who want to locate an occurring fault quickly.

LED State	Meaning
Off	All Green LEDs (except the chassis power and Usr1 LEDs) are Off in this LED mode
Slow Flash Orange	Fault condition