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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: 109
AkaiCT1417DSt/by onlyC40614-09-04
FergusonTX807 D14RBurst of EHT at sw on then reverts to st/byRP68 0R68 safety res o/c near LOPTx14-09-04
ITT3447 Digi-3No picture - sound & EHT ok.D771 s/c , R771 o/c.14-09-04
ITT3447 Digi-3No sound & blank raster - stuck in AV mode.IC1401 pin 25 latched high.14-09-04
Philips21PV330/07 Delta 2000Dead - LOPTr s/c - blows again few hrs aft replacementline dr trfmr relacement cured it14-09-04
Salora21M80/7 DigitalWidth - sudden increase.Width control no effect - BF422 ( TB528? )14-09-04
Sharp37DM23HDead - no st/byR704 560k o/c & check R705 560k14-09-04
Sharp37DM23H CA-1Bottom quarter of pic blanked out, no sound, no stopping at stns whilst tuningCheck serv mode settings ; (press vol down and channel up on the set and apply mains) - all settings were at 00 - EEPROM corrupted 14-09-04
Sharp37DM23SCPin code resetting when lostPress "Lock" key on rcu & vol down on Tv, press "mode" on rcu select "lock", "mode" "turn off lock" option.14-09-04
Sharp37DT25HNo sound/pic or o/p from psu - nothing blownR704/705 560k ?w14-09-04

SharpCA1 37DM23Haudio buzzingconnection between positions A1 and A2 on main PCB not made during production, connect with a lead14-09-04
SharpCA1 37DT25Hblows LOPTr withing 1 minC604 220uF 16V on -10V rail14-09-04
SharpCA1 37DT25Hframe foldover at the topC502 100uF 35V14-09-04
SharpCA1 37DT25Hlow contract, poor sync, no textSMD Q801 (part no VS2SC2412KQ1) leaky (video driver to pin 24 jungle IC201)14-09-04
Toshiba2507DBFocus slightly out & int brightnessCRT faulty14-09-04
Toshiba2527DBCRACKLE ON NICAM , FM. AND EXT SOURCESICG07 AUDIO PROCESSOR ( TA8776N ) BACK TERMINAL BOARD14-09-04
Toshiba2527DBDEAD , POWER AND TIMER LEDS FLASHING HT 40v AND VARQ828 2SC2230A-Y14-09-04
Toshiba2527DBField cramp at bottom & lack of heightC322 2µ2 50v in ramp cct & C317 220µ 16v 12v decoupler14-09-04
Toshiba2527DBHUM FROM SPEAKERS AT LOW VOLMOVE BLUE SLEEVED LEAD FROM PIF CAN. ( CONNECTS TO PA03A )14-09-04
Toshiba2527DBNO AUDIO FROM REAR SPEAKERS ON PSEUDO SUOUND MODCG25 10mfd 16v14-09-04
Toshiba2527DBNO TEXTDA32 6.2v ZENER14-09-04
Toshiba2527DBStuck in standby.ZP82 PROTECTOR ( Toshiba 23144450 ) REMOVES SUPPLY TO PIN 40 IC150114-09-04
Toshiba2527DB 2927DB 3327DB C2DReduced height from cold or Frame cramping.Replace C321 0u018 ( pin 14 IC302 ) C322 2u2 50v ( pin 15 IC302 ) if no better , replace IC302 PtNo B0384680 TA8859P.14-09-04
Toshiba2557DBNO LINE OR FRAME SYNCREPLACE Q50114-09-04
TOSHIBA2557DBPLOPPING NOISE FROM CENTRE SPEAKER ON CHANNEL CHANGEREPLACE C664 10MFD16V14-09-04
Toshiba2557DBwhen watching sat. receiver via SCART, TV may switch to 16:9 mode on its ownremove the switching line from pin 8 of the SCART lead.14-09-04
Toshiba2557DB 2857DB 2577DB 2877DB 3357DB 3377DBDead - green led flashes every 3 secs - no line driveCheck D431 1N4148 o/c removing supply to pin 22 TA1222AN IC50114-09-04
Toshiba2557DB 2857DB 3357DB C5SSDot or worm like pattern on bright areas of picture .L910 on CRT base OC. PtNo2328947914-09-04
Toshiba2557DB etcDead - green led flashes every 3 secsNo line dr from IC501- D431 o/c 1N414814-09-04
Toshiba2557DB etcNo surround or central sound headphone mute tr Q611 2SA101514-09-04
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