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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: 106
AlbaCTV3408DeadRP4 o/c in PSU 330K14-09-04
AlbaCTV4808 11AK19Comes on in st/by then if button pressed blinks pale greenCheck R914 47R safety res & TDA6108JK14-09-04
AlbaCTV4808 11AK19E3No tuning but tuning bar movesQ501 BF240 - BC548C works in this position14-09-04
AmstradCTV3208NDead - blows LOPTr BUH515D at sw onC596 dry joint - hidden under white tape14-09-04
Beko11AK08Dead aft thunderstorm1N4148 diode measured about 460KOhms both ways14-09-04
Bush1408Excess heightR240 10k or18k hi res14-09-04
Bush1408Lack of heightR240 10k or 18k hi res14-09-04
Bush1473T 11AK08Line tearingC818 (47MFD 160VW), +B line smoothing capacitor (high ESR).14-09-04
Bush1473T 11AK08Pic int smeary or dissappearsDry joint PL901 earth wire on crt base panel14-09-04
Bush2085NTXField & line collapsedry joints scan coils plug (line) & IC401 fop chip TDA817014-09-04

Bush2868NTX 11AK08Child Lock removaluse default pin code 734.14-09-04
BushCTV3408Blank raster & no soundDry joints VRP1 5v reg on central heatsink close to mains fuse14-09-04
Crown11AK08deadR809 0R47 o/c, Chopper tfmr TR802 faulty14-09-04
Crown11AK08Dead with R809 0R47 in psu burntUsually caused by chopper tfmr TR801 s/c turns. D810 26 & 12v supply diode s/c. HT high at 126v (110v). R805 330k 1w o/c.14-09-04
Crown11AK08 CRV37Dead with BUZ77 chopper Q801 s/cR809, R805 330k & check/change C817, C831 1µ 50v & C812 47µ 16v14-09-04
DaewooDVT2082PInt deadDry joint C817 100µ - remove plastic strut to see14-09-04
DaewooDVT2082PRed missingQ552 2SA1266 on crt base14-09-04
GoldstarCIT2162X PC08X8Dark - only get pic when A1 at max180v to vid stage high at 278v; C401 10µ 160v on 112v rail o/c14-09-04
GoldstarCIT9508Dark pic, lack of height & field non linC820 10µ 160v14-09-04
GoldstarCIT9508Dead, relay clicks at sw on but no line driveFR802 1R fusible in 22v supply o/c for no apparent reason14-09-04
GoldstarCIT9508Int dark or no picInt A1 control14-09-04
GoldstarCIT9508No picture or int dark pictureA1 control on lopt int oc14-09-04
GoldstarCIT9508Pic fades out due to loss of crt heatersDry joints P451 crt htr supply on main pcb14-09-04
Goodmans1408USUAL 27MEG TYPE FAULTS27MEG CRYSTAL14-09-04
Goodmans1408 etcField collapseNo 33v from psu - IV04 33v zener14-09-04
Goodmans2808 ICC9No tuning - ok thro' SCARTTH01 BC847B sm14-09-04
Goodmans2808 ICC9White streaks over screenTC03 BC858B sm lum buffer14-09-04
GrundigCUC2080No powerIRFPC50 s/c and 270K (connected to pin 2 of TDA5605-314-09-04
GrundigCUC2080turns on but goes to SB after a secondTDA8350Q + R54012 1Ohm +R50011 33ohm.14-09-04
GrundigSE7086TOP etcint no sound - when increased gives popping noiseMains sw st/by contacts int14-09-04
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