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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: 458
Conti20KV7 BekoReverts to st/by at sw onIC701 TDA6107Q on crt base14-09-04
OrionSKV2194Chans tune but won't storeEEPROM TC8910114-09-04

Pye37KV1212Crackle/popping on sound esp when tappedRemoving TDA7052, cleaning print & replacing cured fault14-09-04
Pye37KV1242/05B GR1AXBuzzes , HT correct ( 95v ) .L5524 OC.14-09-04
Sony BE4A KVM14M1UAt sw on, only 1 funct could be selected b4 lock upReplace IC803 EEPROM 24C02 - used blank14-09-04
Sony BE4A KVM14M1UTo enter service modeSelect OSD ,5,Vol+,TV TT appears in right hand corner. Select menu .Adjust with cursor keys .Standby to store new settings.14-09-04
SonyAE-1 KVDX271TUtakes 10-20 min to come onC615 1000uF 35V14-09-04
SonyAE-1 KVX25TUblank screen, no sound, may be int.DJ Q608 12V regulator14-09-04
SonyAE-1A KVD2512Usound cuts out from cold, distorted when warmC615 1000uF 25V14-09-04
SonyAE-1A KVD2912Uburring on audio on switch on for a few minsC615 1000uF 25V14-09-04
SonyAE-1B KVX2132Ureduced heightR802 0.47R14-09-04
SonyAE-1B KVX2932Uframe foldover at the topC531 1000uf 50V14-09-04
SonyAE-1C KVA2522Uint switches from one channel to anotherDJ on D612 and IC60414-09-04
SonyAE-1C KVX2552Uint colourreplace trimmer CT332, short pin 11 of IC331 TDA4510 and adjust trimmer CT332 for near stationary colour14-09-04
SonyAE-1C KVX2552Uint switch on/deadresolder IC604 located under plastic chassis assy14-09-04
SonyAE-1C KVX2942UOSD wobbles int from side to side, set switches offresolder 12V regulator under plastic chassis14-09-04
SonyAE-1C KVX2942Uvery weak sound (as if in mute)D271 13v zener (8-719-921-88) o/c in the PSU14-09-04
SonyAE-1C KVX2952Udead, chopper Tr s/cC611 47uF 50V, Q602 87292090214-09-04
SonyAE-1C KVX2952Uflyback lines on the topC532 100uF 50V14-09-04
SonyAE-2 KVX2162Ustuck in stbyresolder IC1501 and its heatsink14-09-04
SonyAE-2 KVX2562Udead, no LED, fuse OkR610 120k and R612 430k gone high (do not forget to discharge smoothing cap)14-09-04
SonyAE-2 KVX2562Uframe collapseIC501 (875950646) u/s. A new plastic rivet to clamp IC heatsink to main heatsink may be required, part 748121340014-09-04

SonyAE-2 KVX2562ULED flashing error 2B board not seated correctly due to wiring harness being positioned under board14-09-04
SonyAE-2A KVA2532Uint loss of soundQ209 2SC2412K (mute transistor)14-09-04
SonyAE-2B KVA2542Uif all external speakers are connected then sound cuts out after 10 min, Ok if centre speaker is removedR627 27R gone high (124939811)14-09-04
SonyAE-2B KVA2542Ustuck in stby with LED flashes 13 times, frame IC was replaceddisable protection and switch on, if you get frame foldover at bottom replace scan coils (873385305)14-09-04
SonyAE-2B KVA2942Udead, no 300V supplyR614 18k 3W o/c on LOPTx pin 8 (121648811)14-09-04
SonyAE-2B KVA2942Usound cuts out after 20-30 min, pic OkR626 27R 0.25W safety gone high14-09-04
SonyAE-2B KVG2515no satellite receptionQ3001 2SC2412K leaky14-09-04
SonyAE-2B KVX2972Uno pic, no sound, line stage workingR804 1k o/c (no 140V on CRT)14-09-04
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