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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

MakeModelProblemSolutionAddedDate
 
Found: 4551
Philips2AIntermittent no raster.Check if pin 7 ( TDA3561 ) has gone to 0v if so C2496.plamensl14-09-2004
Philips2ALack of contrast.R3496 ( 15k ) , D6493 12v zener.plamensl14-09-2004
Philips2ALine ripple aft few mins with low HTC2664 - normally causes dead setplamensl14-09-2004
Philips2Aline tear and poor field syncC2550 1uFplamensl14-09-2004
Philips2ALines - vertical over whole screen.2691 ( 33pf ) , 3691/2 ( 3.9m ) , drys in power supply/earthingplamensl14-09-2004
Philips2ALines/tearing until warmed upC2550 1µ 63v hi esrplamensl14-09-2004
Philips2AMemory - loss.Degaussing thermistor.plamensl14-09-2004
Philips2AMoire type patterningCheck the ceramic cap across fop chip isn't missing (if you've just changed it for instance)plamensl14-09-2004
Philips2ANo frame - 2x resistors burnt up by LOPTX.R3638+3645 ( .33R ) , Check diode by them , Frame IC TDA.plamensl14-09-2004
Philips2ANo pic/sound - LED blinks in time with HTRepeated resetting of micro due to reset drive 0.5volts low - fit additional 10µh choke across L5642 to restore 7v valueplamensl14-09-2004
Philips2ANo tuning but displays correct chan no.Tuning volts remain at 33v; R3740 5R6 on CITAC module o/c (No 5v to tuner divide by 256 cct)plamensl14-09-2004
Philips2ANo tuning front display shows correct channelR3740 ( 5.6R ) on citac module o/c.plamensl14-09-2004
Philips2ANo tuning just noise.Break between pin 4 of tuner & pin 7 of socket M1.plamensl14-09-2004
Philips2ANo tuning.R3730 ( 160ohm ) o/c.plamensl14-09-2004
Philips2APatterning.Fit C2565 ( 390pf ) between pins 1&5 of IC7570 ( frame )plamensl14-09-2004
Philips2APic on some chans alternates between pic & snowOK on scart I/p - 1µ 50v cap in tuner hi esrplamensl14-09-2004
Philips2APicture looked like a mosaicTDA3561 usplamensl14-09-2004
Philips2APoor HT reg - chopper Tr overheats & may failD6663 BYD14Kplamensl14-09-2004
Philips2ARaster - low brightness & hanover blinds.IC TDA3561A.plamensl14-09-2004
Philips2AREPEAT FAILURE OF LINE OP. TRANSISTORCHECK LINE DRIVE TRANSFORMER FOR DRIESplamensl14-09-2004
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