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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: 17
Logik4294 TXSound - low or distorted.Adj coil next to sound o/p IC14-09-04
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-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-2F KV2942Uno powerC609 22uF 25V14-09-04
SonyAE2A KVE2942UDeadLOPTr 2SC4927 s/c replaced gave 13 flashes of LED. FOP chip TDA8179S cured that then excess width - Q806 2SK1916 leaky14-09-04
SonyAE2B KVA2942UInt soundCheck R627 22R fusible on K1 panel for high res14-09-04
SonyAE2B KVA2942UInt won't come out of st/byPlug in board K1 was the cause - reqd 2 x TDA2052 Ics14-09-04
SonyAE2F KVS2942UInt pic, low HT of 80vCheck R641 & R642 1M, C609 22uF on PSU R848 220K main board14-09-04
SonyKVA2942SFOR VERTICAL SHIFT AND HEIGHT PROBLEMSENTER SERVICE MODE AND MAKE SURE "GEOMETRY SET" IS OFF14-09-04
SonyKVA2942UVol intermittentR627 27R hi res14-09-04
SonyKVX2941DSony KVX2941D TV. It switches intermittently from the selected program to 00, than back, for a few times and finally remains on 00. Could anybody help please!change the memory27-06-05
SONYKVX2942INT NO SOUND FROM SURROUND SPEAKERSREPLACE R627 IN POWER SUPPLY 270 OHM14-09-04
SonyKVX2942INT NO SOUND FROM SURROUND SPEAKERSREPLACE R627 IN POWER SUPPLY14-09-04
SonyKVX2942UDead (mains cap stays charged)check 3 zeners in series D619/621/609 all 33V (in PSU primary) 2 were o/c14-09-04
SonyKVX2942UGRAPHICS WOBBLE FROM SIDE TO SIDERESOLDER 12V REGULATOR UNDER PLASTIC CRADLE14-09-04
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