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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: 18
Bush2514Dead - no psu operationR800 820k, R809 270k, C819 100µ 10v, C820 1µ 100v, C810 100µ 16v14-09-04
Bush2514TDeadR801 2R7 4w dropper o/c; Q800 BU508A chopper tr s/c; R800 820k, R809 270k & 2 mains rects s/c all replaced14-09-04

BushBM6514 Ranger 2Hum bar & picture distorted.2x Diodes on right hand side from back ( BY133 type )14-09-04
ContecKT5145Dead - fuse's ok.Fuse ok - R504 ( 330k ) o/c.14-09-04
HitachiC2514TBlank raster - all controls at zeroR068 had never been soldered14-09-04
HitachiC2514TDead - ZD952 P6KE180A zener s/cR951 82k has gone high in value14-09-04
HitachiC2514TInt trips into st/by esp on vcr chanR951 & R953, Both 82k 1w - going high14-09-04
HitachiC2514TNO PICTURE OR SOUND ALL CONTROLS SET TO "0" AND SER086 D/J14-09-04
HitachiC2514Tpsu blownR951 82k .5w could be cause of BUT12AF & ZD952 s/c & opto coupler IC901 faulty14-09-04
HitachiC2514TEDead - no st/by LEDNo 5v rail - check R097 82R & Q003 BC548 - either 1 or other fitted14-09-04
HitachiC2514TESt/by only aft trying to startReplace IC601 TA8427K C604 100UF/63V O/C and 100UF/63V that is soldered directly to the pins (print side) of IC601.This one was high ESR14-09-04
HitachiC2514TEWeak vid/hiss only in AV mode OK in normalQ005/007 2SC3413 rh of scart skt faulty14-09-04
HitachiC2514Z311Hotel mode - stuck inHold in Vol + & Vol- whilst sw on, when display appears with symbols increase vol to level reqd14-09-04
HitachiCP2514TE Issue 7CService mode accessIf the set has 3 pins close to the earom 24c04 then short pins 1 & 2 or 2&3 .14-09-04
SamsungCI1338/514Low brightness with washed out picReplace R207 120k ?w, R208 127k ?w, C519 330pF 1Kv - cap on crt base14-09-04
SamsungCI1338/514Small pic varies with brightnessDry joint E connector 125v of Q801 STR312514-09-04
SamsungCI514ZDEAD RELAY CLICKINGC411 100pF 2kv SC14-09-04
ThornCT5141Field collapse, no sound , lack of widthD252 9v1 zener s/c14-09-04
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 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Samsung BN44-00259A BN44-00260A BN44-00261A BN44-00262A BN44-00289B BN44-00291 No power to backlight repair

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