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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: 917
SonyFE1 KV25K5UTrips off with a crack - LED flashes 5xCRT faulty14-09-2004
SonyFE1 KV25KSUFRAME IC HOT LINES ON SCREENREPLACE C506 0.01MFD14-09-2004
SonyFE1 KV25X5U etcEnters search mode as soon as its switched onreplace SS902 preset search switch and clean PCB that it is mounted in14-09-2004
SonyFE1 KV29X5LStuck in standby with two blinks from front LED every few seconds.Replace L.O.P transistor 2SD2539. S/C due to poor soldering of scan caps on collector.14-09-2004
SonyFE1 KV29X5UVol OSD perm displayed & front controls give wrong functsLeaky front control switches - can be cleaned with luck/care14-09-2004
SonyFE1A KV25FX20DSt/by only - flashes twice (prot mode)IC606 STRF6654 low res of 140R between pins 4 & 5 (should be 3M)14-09-2004
SonyFE2Line tearing, ragged verticals, arcing noise.incorrectly fitted EHT lead at the LOPT end. Follow bulletin reference TV05900 for correct fitting.14-09-2004
SonyFE2Reverts to st/by at sw on with 2 or 5 flashes from LED5 flashes indicates an AKB error (Grey Scale Correction). This is normally due to LOP shut down & there is no EHT or sec line volts. Normally due to faulty R618 (270K ohm). This res is in the current sensing cct & could therefore potentially give you an over-current error (2 flashes).14-09-2004
SonyFE2 KV14LM1U etcLED flashes 5 times - sound but no pic aft initial EHT rushR618 270k in current sensing cct - roughly centre of board close to Q60214-09-2004
SonyFE2 KV32DX40UDead- no st/by 5vQ601 2SA1037AK U/S on A board. Part No 87290264914-09-2004
SonyFH-B55CDNO OPERATION, ONLY STANDBYLED ONCause: TRANSISTOR Q735 AND DIODE D735 ARE SHORT CIRCUIT. Remedy: REPLACE BOTH TRANSISTOR Q735 AND DIODE D735 .02-09-2005
SonyFXField foldoverD50614-09-2004
SonyG3F KVK29SN21Reverts to st/by with no sound/picLOPTr Q2591 2SC4927 s/c due to dry joints T2502 line dr tx & R886 1.2e 3w o/c in psu14-09-2004
SonyGE-1A KV28DS60Ulow width, E-W errorfuse link PS1502 o/c on D1 PCB14-09-2004
SonyGE1 KV28FD1EE/E faulty with lack of widthCheck PS1502 fuse on board D114-09-2004
SonyGE1 KV28FD1EStrange menus & graphics int appearResolder conns of micro & Megatext chips, also IC036/37 memory chips14-09-2004
SonyGE1ALack of width & E/W distCheck PS1502 cct prot on board D1 - uprated from 1 to 2A14-09-2004
SonyGE1Anarrow raster with E-W errorfusible link PS1502 1A o/c. Sony recommends to replace it with a 2A link part number 1-533-593-31. The link is located on the D1 sub board.14-09-2004
SonyGE1A KV32DS60UE-W faultyQ1510 2SK2518 & R1604 390R 1w burnt; PS1502 2A cct prot o/c. Pt no's 872903409, 126032371 & 153359331 respectively14-09-2004
SonyGE1A KV32DS60UBlank white raster - no sound or osd even thro scartMicro IC1116 faulty - see TV mag Dec01 P104 for more details14-09-2004
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