Checking LEDs on the Nortel Ethernet Routing Switch 5500 Series
37
Label
Color / Status
Description
Green / steady
The switch is connected to AC power and is
receiving power.
Green / blinking
Problem with primary Boot image. Booted
from back up image. Configuration and agent
code may be incorrect.
Amber / slow
blinking
System will reset in less than 3 seconds. To
stop the reset, release UI push button.
Amber / fast
blinking
System will reset in less than 1 second. To
stop the reset, release UI push button.
Pwr
Off
The switch is not connected to an AC power
source or the power supply unit is not supplying
power.
Green / steady
•
During Initialization: The power-on
self-test is complete and the switch is
operating normally.
•
After Initialization: The front panel
configuration mode is inactive. Unit booted
successfully.
Green / blinking
•
During Initialization: A non-fatal error
occurred during the self-test.
•
After Initialization: The user pushed the
UI button and activated the front panel
configuration mode and the system is
awaiting input.
Amber / steady
•
During Initialization: N/A
•
After Initialization: The front panel has
accepted the user command. The system
accepts the UI input and is awaiting
execution.
Amber / blinking
•
During Initialization: N/A
•
After Initialization: The system has rejected
the UI input.
Status
Off
The switch failed the self-test.
Nortel Ethernet Routing Switch 5500 Series
Installation
NN47200-300
2.00
Standard
5.0
7 July 2006
Copyright © 2005 - 2006, Nortel Networks
Nortel Networks Confidential
.
