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Federal!Signal!UltraVoice!Remote!Interface!(UVRI)!
Installation,!Operation,!and!Service!Manual!
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!
MAINTENANCE!
53!
9.2! Troubleshooting!
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!
PROBLEM
!
ACTION
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1.!
NO!RADIO!DECODE!
A.!Unit!is!not!programmed!to!recognize!that!
particular!code!sequence!(or)!Signal!is!not!
being!received!properly.!
!
B.!Verify!programming!is!correct.!Check!the!
received!audio!signal!quality!at!the!RX!test!
pin!on!the!front!of!the!control!board.!
2.!
LOW!OUTPUT!FROM!
SPEAKERS!
Check!battery!voltage.!Also,!check!signal!
indicators!on!amplifiers!during!a!function.!If!
indicators!are!off,!remove!amplifier!for!
service.!
!
3.!
FUNCTION!STOPS!BEFORE!
NORMAL!TIME9OUT!
Batteries!may!require!further!charging.!
Check!battery!voltage!under!load.!Check!
charger!output.!
!
4.!
LOCAL!P.A.!FEEDS!BACK!
Lower!P.A.!volume!using!knob!above!MIC!
connector.!
!
5.!
LOCAL!P.A.!HAS!LITTLE!OR!NO!
OUTPUT!
Hold!MIC!close!to!mouth.!Increase!PA!
volume!using!knob!above!MIC!connector.!
!
6.!
BATTERIES!NOT!HOLDING!
CHARGE!
Check!that!charger!fuses!are!intact!and!!!
check!charger!output.!
Load!!!Test!batteries.!
!
7.!
RELAY!OUTPUT!ON!
MOTHERBOARD!DOESN’T!
OPERATE!
Check!that!the!relay!on!the!system!
motherboard!is!operating!(indicated!by!LED!
D2).!Also!check!fuse!F1!on!motherboard!(20!
amp!slo9blow)!
8.!
RADIO!P.A.!TAKES!TOO!LONG!
TO!TIME!OUT!
Check!radio!for!proper!operation!of!squelch.!
CD!LED!should!light!while!carrier!is!present.!
9.!
LANDLINE!ACTIVATION!INPUTS!
DO!NOT!FUNCTION!
Verify!minimum!19!second!contact!closure!is!
applied!to!JP14!on!the!motherboard.!
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NOTE:!For!additional!help!contact!the!FWS!Service!Dept.!at!(800)!52493021.!
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