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Repair tips  

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 509
ITT80R-90°Cuts out after 1/2 hour - Ok if switched on.D772 ( 1N4148 ) in HT ajustment cct.14-09-2004
ITT90Dead.R405 ( 820k ) o/c14-09-2004
ITTC14 Pica 1ANo startup - Chattering noise.D658 ( ZPY12 ) s/c set will work without it , BYZ88 no good.14-09-2004
ITTC5122 Core 110Flashing pic & no tuning on highest chans33v Tuning reg14-09-2004
ITTCB9604 CVC40Flyback lines - A1 control not working.R46/48 ( 820k ) on main PCB o/c.14-09-2004
ITTCB9604 CVC40No frame.T7 ( BC527 ) on CMF40.14-09-2004
ITTCD652 CVC25/3Channels - stuck on channel 1.C5 leaky.14-09-2004
ITTChassis 80R110Set switches to Stby after running for a while.Change D761 13V zener.Seems to be OK with a Vom.14-09-2004
ITTCMC301No tuning.T1414 leaky.14-09-2004
ITTCMC301Standby - Intermittent switching to S/BC1419 ( 2.7pf ) leaky.14-09-2004
ITTCMC60Tuning - drift.R68 ( 2.2k ) o/c.14-09-2004
ITTCMR800 CMR800Weak / distorted sound.C228 ( 100uf , 16v ) in CMR IF.14-09-2004
ITTCMR800/3 CMR800/3No Sound.Check pin 11/12/9 for 11.5v. If missing IC202 TDA1035T.14-09-2004
ITTCMR800/3 CMR800/3Weak Field sync.If ok on weak signal Change C209 ( 100uF )14-09-2004
ITTCompact 80deadLOP Tr BU208A leaky - check C713 4µ7 63v14-09-2004
ITTCompact 80Int goes into / won't come out of st/byDry joints 5v reg on R/C panel14-09-2004
ITTCompact 80Int goes into st/by aft 1 minDisabling electronic fuse gets tv going; Replace both tr's in electronic fuse (701/702 - BC238B)14-09-2004
ITTCompact 80Lines at bottom of pic with whistling/vibration from chopper tfmrC713 4µ7 63v14-09-2004
ITTCompact 80No sound or chan display- blank rasterAll secondary supplies slightly low; no 12v to control panel. IC521 12v reg on back of CMR80014-09-2004
ITTCompact 80Pulling picC212 10µ cap in CMR800 (near top of can)14-09-2004
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