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In some cases, the power supply’s ground connection alone will start trunks. Bogen Model PRS48 is recommended. be adequate. For Dry Loop (Page Ports), connect the audio pair to the module’s “T”...
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Connections Ground Start Interface Troubleshooting 1. Check that trunk is a Ground Start type - try Ground Start TEL1S Trunk Terminal Strip other trunk style connections. If there is DC voltage on the telephone line, it is a station line and cannot be interfaced to this module.
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