6TROUBLESHOOTING
This chapter describes:
■Troubleshooting Using LEDs
■Recovering from Problems
■Resetting the ATM Backbone SwitchModule
■Obtaining Technical Assistance
Troubleshooting
Using LEDs
This section identifies possible causes and solutions for ATM Backbone
SwitchModule LED indications. This section d escribes:
■Troubleshooting Base Module LEDs
■Troubleshooting ATM OC-3 Card LEDs
Troubleshooting Base
Module LEDs
This section explains the procedures for:
■Verifying Base Module LED Operation
■Reading the Base Module LEDs
■Refer to Determining Corrective Action.
Verifying Base Module LED Operation
If a ATM Backbone SwitchModule LED is not illuminated , use the
CoreBuilder 5000 Controller Module or CoreBuilder 5000 Advanced
DMM/Controller Mo dule LED test button to verify operation of the base
module LEDs. The LED test does not disrupt net work operation.