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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: 850
Alba90E529Int dead - freezer squirted on STR54041 restoresQ104 in psu pri14-09-04
B & O8902Faint raster with Snow THe Dim PictureC22 ( 220uf ) ( 18.5v Rail Reads Low )14-09-04

B & O8902Sound muted a few mins at sw ondry joint IC5 pin 514-09-04
B & O9000 33XXTripping - & going to standby.Dry joint on C18 S-correction capacitor.14-09-04
B & OLX5500 3903St/by only after initially being hard to turn onC20 & 25 47 50v 14-09-04
BairdRR5990Almost total field collapsedry joints IC45314-09-04
Beko6BZ190-11Dead - psu burn upIC901 MC44603, T901 FET P3NA60 use 2SK2545, R911 1k14-09-04
Binatone01/79014No Sound.Speaker O/C.14-09-04
Binatone01/9014Dead - psu blow upC607 47 25v caused it14-09-04
Binatone01/9014Sound dist at high volQ607 2SD400F reg should have 12v at emitter - only 5v at high vol - tr faulty14-09-04
Binatone01_9014No start upR622/633 180k ?w o/c14-09-04
BPL9002ECRHissing from LOPTx & HT low at 75vC561 220 250v HT res cap14-09-04
BPL9002ECRPatterning on picC562 22 250v14-09-04
BPL9002ECR Mk2Dead - caps in psu sec had blown upHi HT - change Q511 2SA1015 , R552 91k, R555 47k & opto coupler14-09-04
BPL9002ERCNo OSD ot tunimgR722 12k o/c14-09-04
BPL9009KDRLines over pic & bent vertsC421 1000 faulty - decoupler for IC201 supply pin 614-09-04
Bush2890DField collapseR704 100R, C702 100 63v & IC701 TDA835114-09-04
Bush2890DInt width & E/WDry joint T602 next to LOPTx14-09-04
Bush2890DSt/by LED flashes greenR879 4k7 hi res14-09-04
Bush6690 VestecNo vol/chan change or menu functions in analogue functions. Digi tuner works OKReset remote handset by pressing Left/Right/ Down cursor keys & No 1 button together and holding for 5 secs. Note if fault does not clear suspect micro IC.14-09-04
Bush6690D (IDTV)No vol/menu/chan change in normal modereset remote unit by pressing left , right, down[cursor keys]and the number one key at the same time for 5 seconds then release.[should this fail to resolve problems similar to above then micro suspect]14-09-04
Bush6690D 11AK19No pic except for line across top of pic - sound okrest of screen blank unless A1 advanced - RGB O/P IC14-09-04

CrownCTZ9002Rst/by onlyPri HT at chopper tr - R320 120k 1/4w in psu o/c14-09-04
CrownCTZ9009RE/W fault & width variesScan coils14-09-04
DatssuraCDR9009Rolling non-lin picR548 hi res (varies with model - 180k typical)14-09-04
Decca1901 or more control levels at zero or maximum.Front PB membrane.14-09-04
Decca190Alternate light & dark vertical bars.C901 ( 10nf , 2kV ) dry joint.14-09-04
Decca190Blowing S2000AF.C404 flyback tuning con.14-09-04
Decca190Britness turning up or down on its own.Hand set.14-09-04
Decca190Chopper transistor s/cAlso change R811 470k14-09-04
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