Introduction: Practical Troubleshooting

The qualification process will yield many lines which need to have some maintenance work done.

This section describes a logical approach to troubleshooting, using the ALT2000 Advanced Line Tester and the LT2000 Line Tester from Trend to illustrate the techniques.

  •      Troubleshooting Methodology
    •      Isolation Testing
    •      Noise Testing
    •      Return Loss Testing
    •      Longitudinal Balance Testing
    •      Line Length Testing
  •      Fault Location