ADTRAN Tracer TRACER 2 x E1 Manual de usuario descargar pdf (Pagina 48)

TRACER 2 x E1 User’s Manual

61280004L2-1C

Section 4 Troubleshooting

OOF Alarm

The OOF alarm is indicated on the E1A or E1B Status/Configuration/Loopback page.

Recommended Action

Possible Cause (see list below)

• The E1 signal has lost framing sync ............................................................ 1

• The line codes between the E1 equipment and the

TRACER are incompatible. ......................................................................... 2

Recommended Actions:

1. Verify the presence of an E1 signal at the E1 monitor jack using an E1 test set.

2. Verify that all cables and connectors are correctly wired.

CRC Alarm

The CRC alarm is indicated on the E1A or E1B Status/Configuration/Loopback page.

Recommended Action

Possible Cause (see list below)

• The incoming E1 signal is not configured for CRC4 error checking ......... 1

Recommended Actions:

1. Turn off CRC4 detection in the E1A or E1B Status/Configuration/Loopback Menu.

RMT Alarm

This alarm is indicated on the E1A or E1B Status/Configuration/Loopback page.

Recommended Action

Possible Cause (see list below)

• The far-end equipment is in an LOS condition and

transmitting a RMT alarm ........................................................................ 1,2,3

I M P O R T A N T

If problems persist after you have followed the Recommended Actions, contact ADTRAN

Technical Support at (011) 256-963-8716.

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ADTRAN Tracer TRACER 2 x E1 Manual de usuario Pagina 48