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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: 442
Decca180No syncMAB8441P-T049 Txt chip14-09-04
Decca180Only possible to select one channel.Front panel membrane , or IC702 ( CITAC )14-09-04

Decca180Pale picture - lack of contrast - control u/sL506 o/c.14-09-04
Decca180POOR PIC + INT NO PICDRY ON AV / RGB PCB CONNECTOR M15214-09-04
Decca180Pumping psu at switch onOK off load - Check C806/807 100µ 25v & Mains smoother C805 100µ 385v14-09-04
Decca180SET WON'T START VOLTAGES IN POWER SUPPLY AT STARTC807 100uF 25v CHOPPER BASE COUPLER FROM TDA460014-09-04
Decca180sound virtually non-existantTDA1524A vol/tone control chip14-09-04
Decca180Switching on from standby.IC702 or Front panel control membrane.14-09-04
Decca180This set's picture was brighter at the right-handC508 ( 0.1uF ) . which couples the luminance signal to pin 8 of the TDA3562A colour decoder chip. lt was virtually open-circuit.14-09-04
Decca180Watery pic intermittent or loss of sound/visDry joints pin 15 connector M152 on daughter board14-09-04
Decca185No signals, slow chan change etcNo 33v at ZTK33 33v stab - check R005/6 10k ?w res o/c14-09-04
Decca185No tuning - display shows correct ch numbers.R005/6 ( 10k , .5w ) o/c.14-09-04
Decca185Over bright P100 & no tuning signals.R005/6 ( 10k , .5w ) o/c.14-09-04
Decca185SNOW ON SCREENR005 R006 OC 1Ok14-09-04
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
Decca190Colour drop out.Adj osc control to about 8 o'clock.14-09-04
Decca190Colour turning up or down on its own.Hand set - no controls on it for colour!14-09-04
Decca190Controls will turn down but will not turn up.Front PB membrane.14-09-04

Decca190Controls will turn up but will not turn down.Front PB membrane.14-09-04
Decca190deadht at lop tr - no 10 or 17v o/p from chopper tfmr. Dry joints chopper tfmr14-09-04
Decca190DeadR803/3 15k ?w o/c in psu14-09-04
Decca190DeadR802 R803 ( 15K )14-09-04
Decca190Dead - blowing TR801.R811 ( 470k ) , check TR801 insulator.14-09-04
Decca190Dead - fuse blown.Bridge recys , TR801 s/c , R801 ( 3.3ohm ) , R811 ( 470k ) , IC801.14-09-04
Decca190Dead - fuse Ok.R802/3 change to 16k .6W metal film.14-09-04
Decca190Dead - no display.R802 ( 15k ) o/c by set HT control.14-09-04
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