Paradyne T1 Access Mux 916x Technical Reference

Contents

Troubleshooting9-339161-A2-GH30-30 April 1998Digital LoopbacksA Digital Loopback loops the digital voice signal received from the T1 interfaceback to the same interface, just before reaching the D-to-A converter on the voiceport.496-15200to: T1 InterfaceDigital LoopbackCODECD to AConverterThe following tests cannot be running when a digital loopback test is initiated: Analog Loopback, DRS or Quiet Test Tone on the same portAnalog LoopbacksAn Analog Loopback loops the analog voice signal received from the T1 interfaceback to the same interface, after passing through the Digital-to-Analog converterand Analog-to-Digital converter on the voice port.496-15201to: T1 InterfaceAnalog LoopbackCODECD to AConverterThe following tests cannot be running when an Analog Loopback test is initiated: DRS or Quiet Test Tone, or Digital or Line Loopback on the same port