TOA TOAEXES-5OOO - Manuals

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Manual TOA TOAEXES-5OOO

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Summary

Page 4 - voltage; AC; Faulty power transformer.

8-1. FAULT IN EXCHANGE Before power supply check, confirm the following three points to eliminate elementary faults: 1. Is voltage selector set correctly? 2. Is AC power s u p p l i e d ? 3. Is power switch O N ? Start checking after disconnecting all wiring connectedto DC output of the power supply...

Page 8 - FAULT IN SPECIFIC STATION ONLY; Find the cause according to the following table if the fault; LMU Lamp is; make sure that; CAUSE

8-3. FAULT IN SPECIFIC STATION ONLY Find the cause according to the following table if the fault lies with a specific station only, not with all stations. CHECK-ITEM Dialing can not be made at privacy off mode. LMU Lamp is off. Specific Lamp on LMU is brighter than normal. LMU Lamp ison in normal. S...

Page 10 - SPEECH AND FUNCTION TEST; IMPORTANT NOTE

8-4. SPEECH AND FUNCTION TEST 1. Speech Test After completing the wiring check and the power supply and exchange test according to the system flow chart, the speech test for each station can then take place. IMPORTANT NOTE Before testing, all programming (Secretary transfer, Master/Substation, Execu...

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