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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: 181
AmstradCTV200No sound or pictureR726 ( 1ohm , 1W ) O/C14-09-04
AmstradCTV2000DeadCheck C509 for o/c Or R726 ( 1k ) o/c14-09-04

AmstradCTV2000Distorted sound.R313 high in value.14-09-04
AmstradCTV2000Field collapseCheck V at pin 9 TDA3652 ( 28V ) & V at pins 12 & 15 LA7800 .If no 12V at pin 12 R840 ( 10ohm ) 2Watt o/c14-09-04
AmstradCTV2000Field top foldoverC720 4µ7 160v14-09-04
AmstradCTV2000Int going off.LOPTX arcing.14-09-04
AmstradCTV2000Reduced height/foldoverC720 4µ 160v o/c14-09-04
AmstradCTV2200After few hours top of pic compressesC812 ( 0.018uF ) 160V ( in feedback TDA3652 & LA7800 )14-09-04
AmstradCTV2200Blows line dr & o/p trdry joints line dr tfmr14-09-04
AmstradCTV2200DeadDry joint On L503 , Q503 , D806 o/c14-09-04
AmstradCTV2200DeadD806 s/c14-09-04
AmstradCTV2200Dead - blowing line o/p transistor.Change C845 ( 4.7u f ) , C853/4 ( 1u f ) , C815 ( 0.01u f ) , C862 if on.14-09-04
AmstradCTV2200Dead - blown fuse.R814 ( 27ohm ) line o/p & chopper transistor , C845 ( 4.7uf )14-09-04
AmstradCTV2200Dead - blown fuse.Line o/p Q802 , Chopper Q802 , R501 , F502 fuse.14-09-04
AmstradCTV2200Dead - chopper tr s/cR814 27R 20w o/c due to C845 4µ 250v s/c14-09-04
AmstradCTV2200Dead - int.Drys on T801 , T803 & coil L503.14-09-04
AmstradCTV2200Dead No obvious S/C no StBy lightCheck 12V reg IC103 & C524 ( 470uF )14-09-04
AmstradCTV2200Dead.R501 ( 5.6ohm 5W ) o/c.14-09-04
AmstradCTV2200Dead.R814 ( 27ohm , 20w ) , fuse , chopper tran , C845 4.7uf14-09-04
AmstradCTV2200Dead.Q501 , Q802 , Q503 caused by drys on transformer T801.14-09-04
AmstradCTV2200Distorted soundR313 100R14-09-04
AmstradCTV2200Field collapseC828 100µ 35v & check IC80114-09-04

AmstradCTV2200Field collapseR838 10R safety res o/c14-09-04
AmstradCTV2200Field cramp at topC812 18n 160v14-09-04
AmstradCTV2200Field jitter pic rolls intReplace C814 ( 470uF ) 35V14-09-04
AmstradCTV2200Field jitter/rollingC814 470µ 35v14-09-04
AmstradCTV2200Frame collapseD809 O/C ( DFA056 ) , IC801 ( TDA356 ) TDA365214-09-04
AmstradCTV2200Frame jitter or roll on channel change.Set Vertical hold to centre14-09-04
AmstradCTV2200Frame Jitter Or Rolling On Channel ChangeAdjust Vertical Hold Control To Centre Of Track14-09-04
AmstradCTV2200Int trip off & shut downLoptx arcing (seen in dark)14-09-04
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