Nortel Networks 5399 User Manual
4-1
Nortel Networks 5399 Access Switch Hardware Installation Guide
Chapter 4
Troubleshooting Procedures
T
his chapter describes front panel alarms and LED indicators,
power-up and booting, troubleshooting during booting, and the file
created from a Remote Access Concentrator dump.
created from a Remote Access Concentrator dump.
Front Panel Alarms and LED Indicators
The Model 5399’s front panel contains a number of LEDs that provide
information about normal operations and about problems that occur. Use
these LEDs and the ROM Monitor commands to diagnose problems.
information about normal operations and about problems that occur. Use
these LEDs and the ROM Monitor commands to diagnose problems.
illustrates the Model 5399’s front panel LEDs.
Figure 4-1. Model 5399 Front Panel Alarms and LEDs
Annunciator
Segment
Connection
LEDs
Connection
LEDs
WAN 1 Port
WAN 2 Port
Module Status
LEDs
LEDs
Network Status,
Alarm, and
Port Usage LEDs
Alarm, and
Port Usage LEDs
WAN 1
WAN 2
WAN 1
WAN 2