Indication
LED State
LED
All power rails
are within
supported range
Green
Power (PWR)
Disabled
Red
No power to the
Interface
Module
Off
Failed
Red
Operating
Status(STAT)
Disabled or
powered-down
Off
Booting
Blinking red
Active
Green
RJ-45 LEDs
Each RJ-45 port has two LED indicators. Left LED indicates the Link status; right LED indicates the status
of the duplex LED.
Table 10: RJ-45 LED Indication
Indication
LED State
LED
Link up in 10/100/1000Base-T
Green
Left
Activity in 10/100/1000Base-T
Blinking Green
Fault/Error
Yellow
Link down
Off
Link up in full duplex
Green
Right
Link up in half duplex
Off
Power Supply Unit LEDs
Each power supply unit has a corresponding LED on the front panel.
Cisco ASR-920-24SZ-IM, ASR-920-24SZ-M, ASR-920-24TZ-M Aggregation Services Router Hardware Installation
Guide
20
Overview
External Interfaces