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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: 2116
AiwaVX9142KDeadR516 270k in psu o/c14-09-04
AiwaVXD1420Pin code removalEnter wrong no 3 x, then press Vol- on set & "7" on R/C for 5 secs when "protected" appears14-09-04

AiwaVXG142No raster - OSD OKQ1029 near tuner14-09-04
AiwaVXG142KDead - no st/byR516 270K, IC501 TDA4605-3, Q500 2SK2397-01MR14-09-04
AiwaVXG142KDead - no stbyR516 270k, IC501 TDA4605-3, Q500 2SK239714-09-04
AiwaVXG142KDead with st/by led lit - accepts a tape but no functsICP506 1A CP on tv pcb o/c14-09-04
AiwaVXG142KDead with fast tripping aft power cutC513/C538 1m 160v in psu hi esr14-09-04
AiwaVXG142KNo pic or vcr mechs - osd & sound okReplacing the faulty switching transistor Q511 [2SB926] which supplies the chroma +9V cured both faults. It is situated at the back LHS of the VCR board.14-09-04
AiwaVXG142KNo sigsQ1029 (2SC926) at rear of vcr pcb s/c - used a BD234 14-09-04
AiwaVXS140Blank raster & no VCR funct except clockFR551 [0.1 ohm 1/6 Watt] O/C 14-09-04
AiwaVXS140Lack of brightness on Video playback & off airNo 800V screen drive Increase FR752 from ( 1K ) to ( 1K5 ) PtNo 8702238806014-09-04
AiwaVXS140TV sect remains on (No st/by)115V power switching transistor Q550 [2SB816E] was S/C C-E14-09-04
AiwaVXT1400KERRed weak in picReplace C905, 7 & 9 1µ 50v in RGB drives14-09-04
AiwaVXT1410St/by onlyDry joints power/stby key14-09-04
AiwaVXT1410KPoor start up from cold, patterningC522 2µ 50v, C523 100µ 50v14-09-04
AiwaVXT1420kDeadStart up Res R502 1M & R503 820k14-09-04
AiwaVXT1420KSt/by onlyLOPTr leaky14-09-04
AiwaVXT1450KField collapseFR812 3R9 1w fusible o/c - no other fault found14-09-04
AkaiCT1417DSt/by onlyC40614-09-04
AkaiCT1417UKField collapseC411 leaky14-09-04
AkaiCT1417UKFRAME COLLAPSEC411 LEAKY14-09-04
AkaiCT2142VNTPoor pic with fbck lines and curious colIC301 pin 12 supply only 7v5 (9v1). R424 (0R68) hi res14-09-04

Akashi1450DeadQ811 SF8J41 reg thy s/c - used TAG626 as replacement14-09-04
Akashi1450st/by onlyR801 1R5 5w o/c14-09-04
AkitaCW1492Int start upR802/803 15k hi res14-09-04
AkuraCX1400deadht to lop tr ok; ht low on line dr tr coll. Perm 5v on driver tr base due to non osc of x701 at pin 25 IC703 on dig pcb. Dry joint between xtal & chip14-09-04
AkuraCX1400int functs - off, frame coll, st/by, blank rasterremove dig pcb and blanket resolder14-09-04
AkuraCX1400TDead.Q801 ( BUT11AF )14-09-04
AkuraCX1400TFrame collapse.IC301 ( TDA8172 ) , C302 ( 1000uf35v ) , C306 ( 2200uf25v )14-09-04
AkuraCX1400TInt sound.IC601 ( TDA1013B ) , C607 ( 220uf35v ) or C603 ( 1000uf25v )14-09-04
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