Troubleshooting tips 1002
Contents
1. Do you have the correct type of cable L Verify type of speakers horns how many per wire run and wire length Compare to Wire Gauge Chart L Verify power connections Verify Bridge Clips are in place L Are the type of Phone System Port and Control Unit Input programmed to match each other Ex Are you connecting a Page Port to a Control Unit programmed for Loop Start Trunk Port Access L Verify type of phone system port and phone system programming L Verify Control Unit programming and switch settings L If speakers have hum check for proper power supply grounding rjl Troubleshooting tips 1002 TROUBLESHOOTING TIPS Monitor Page with Test Set in Access Control Monitor Position Unit with Test Set Teleohone Svstem Valcom Control Unit r Ii E5 9 BR o CS Test Speakers amp Power Feed Clip Toner to Audio Pair Test Speakers amp Power Feed with Test Set and Volt Meter Monitor Page with Test Set in Monitor Position Make an All Call Page While measuring DC Voltage on Power Pair2. TROUBLESHOOTING TIPS Ask the critical questions TROUBLESHOOTING AN EXISTING SYSTEM e HAS ANYTHING CHANGED L Construction or repair any workmen in the building recently LI Adds moves changes L Any recent changes to phone system programming L Any new equipment or cabling of any kind telephone data electrical LI Has anyone recently changed switch settings or adjusted volume controls e ANY RECENT ELECTRICAL STORMS OR BROWNOUTS An existing system usually fails after something in the system was changed If the answer to any of the above questions is yes start investigating Something happened we just need to determine what it was TROUBLESHOOTING A NEW SYSTEM e DID THE SYSTEM WORK AFTER INSTALLATION or DID IT WORK FORA WHILE THEN FAIL If a system doesn t work immediately after installation the problem is usually with power connections wrong or missing cabling switch settings or programming e DOES THE SYSTEM ACCESS BUT HAS PARTIAL FAILURES Some Zones Not Accessing Hum No Music or Other Missing Features If a system works for a few days after initial installation then fails the problem is usually with power wrong connections shorts improper grounding overloaded power supplies or overdriven inputs L Does the equipment match the application Ex Are you trying to get talkback paging from a One Way Speaker L Do you have the correct equipment for a complete system Are you sure L
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