Carrier Access 1750 user manual NIM Minor Alarm Troubleshooting Flowchart

Maintenance and Troubleshooting

Flowchart

From 4

Use loopbacks to isolate alarm condition

Alarm Internal?

No

Yes

Check following most likely causes/correct as necessary: -equipment cable connectors -NIM configuration -reseat NIM module

-replace NIM module

Alarm Clears? Yes

No

Contact distant end - have them start troubleshooting

Alarm Clears? Yes 4B

No

4A

RDI check alarms at far end and transmitter AIS-disable unused service channels or those not provisioned.

Alarm Clears ? Yes

No

4A

Review Alarm Summary and

System log- call Customer

Service with pertinent information

4B

Return to 4

Figure 8-6: NIM Minor Alarm Troubleshooting Flowchart

Broadmore 1750 - Release 4.6 8-27