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Chapter 5
Troubleshooting and maintenance
Chapter contents
Introduction
..........................................................................................................................................................71
Fault analysis
.........................................................................................................................................................72
Basic iDSL and T1/E1 test modes
.........................................................................................................................74
iDSL port test modes
......................................................................................................................................74
Local loop
.................................................................................................................................................74
Remote loop
..............................................................................................................................................75
Line Loop
.................................................................................................................................................76
T1/E1 port test modes
....................................................................................................................................77
DSX1 payload loop (dsx1PayloadLoop)
....................................................................................................77
DSX1 line loop (dsxLineLoop)
..................................................................................................................78
Periodic maintenance
............................................................................................................................................78
Calibration
......................................................................................................................................................78
Maintenance
..........................................................................................................................................................79
Replacing the Model 3196RC
.........................................................................................................................79
Exporting the current Model 3196RC configuration
................................................................................79
Removing the defective Model 3196RC
....................................................................................................82
Installing the replacement Model 3196RC
................................................................................................83
Importing a saved configuration
................................................................................................................83
Completing the installation
.......................................................................................................................84