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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: 28
PanasonicU5Blank raster - sound ok - brightness worksTDA3562A u/s14-09-04
PanasonicU5Channels - no channel changeDrys on Q551.14-09-04

PanasonicU5Channels - poor channel change & picture.Drys on Xtal X171 , faulty IC171.14-09-04
PanasonicU5Dark picTDA3562A14-09-04
PanasonicU5DeadQ551 LOPTr s/c & IC501 TDA2579 timebase gen chip faulty14-09-04
PanasonicU5Dead - chopper tr blowsR803 330k o/c14-09-04
PanasonicU5E-W faultyQ753 EW driver 2SD1265P dry joints or faulty14-09-04
PanasonicU5HT volts variesD806 zener RD6-2EB214-09-04
PanasonicU5Int deadDry joints scan coil plug 14-09-04
PanasonicU5Int dead with whineDry joints LOPTr -emitter14-09-04
PanasonicU5Int loss of line syncTDA2579 IC50114-09-04
PanasonicU5Int loss of picIC5002 SAA5240 on Txt pcb14-09-04
PanasonicU5Line pairing for first few mins at sw onC808 47µ 16v in psu14-09-04
PanasonicU5Lines when chan changing & difficult to tuneCheck IC171 SAB3035 & Xtal X17114-09-04
PanasonicU5No colTDA3562A col dec chip14-09-04
PanasonicU5NO LUMINANCE FOR FIRST 30minsLOPT DRY JOINTED14-09-04
PanasonicU5No luminance for first half hour or just intDry joints LOPTx - you wouldn't believe it with your eyes!14-09-04
PanasonicU5No picTDA3562A col dec chip14-09-04
PanasonicU5No sound on one channel - intermittent.1MR resistor under PCB from pin 18 of IC501 to chassis.14-09-04
PanasonicU5No sound on teletext.IC171 ( SAB3035 )14-09-04
PanasonicU5No sound on TxtIC171 SAB303514-09-04
PanasonicU5Slow startup of picture.Drys on LOPTX.14-09-04

PanasonicU5SQUEALS HT LOW AT 55vLOPT INTERNAL SC14-09-04
PanasonicU5Trips to st/by aft 1 secSt/by volts low due to 1000µ smoother14-09-04
PanasonicU5NDead with whineLOPTx u/s - code TLF14586F - check polarity of fback winding when refitting14-09-04
PanasonicU5NSound mutes for 5-20 secs on chan changeSuspect MAB8441-T005 micro but no longer available14-09-04
PanasonicU5NSound mutes too long when changing stations ( uptoMAB8441-T005 us ( NLA )14-09-04
PanasonicU5WNo pic, whining & "0" in displayHT present at LOPTr, no 26v as D852 RU3B was o/c14-09-04
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