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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: 442
Decca160int deaddry joints Q801 emitter14-09-04
Decca160Int signalsR007 3k914-09-04

Decca160Line CollapseC406 0µ39(20"), 0µ33(16") 250v scan coupling cap14-09-04
Decca160Loss of line lock when hot.C113 ( 2 , 700pF )14-09-04
Decca160NO FIELDR41114-09-04
Decca160No frame.Drys IC301.14-09-04
Decca160No results - whistle/purr from PSU.R508 ( 12k ) o/c left of aerial socket.14-09-04
Decca160NO SOUND / SYNCC122 - 100pf14-09-04
Decca160No sync - sound muted.C122 ( 100nf ) leakey.14-09-04
Decca160NO VISC90114-09-04
Decca160Noise through speaker when set is in standby.Remove C826 , Fit 100nf Con in series with a 330R in C826 position14-09-04
Decca160Slight ghostingZ101 SAWF14-09-04
Decca160Stuck in standby.R508 ( 12k ) o/c , R509 ( 12k ) o/c.14-09-04
Decca160Text lines across top of screenD/J around Field output IC14-09-04
Decca160Tripping - Rapid.12k R507 & R508 resistors feeding 12v stab o/c.14-09-04
Decca160Tripping.D812 ( BY396 ) s/c.14-09-04
Decca160/165Cone shaped raster.LOTPX14-09-04
Decca160/165Dead - fuse blown.Chopper ( R4051 ) s/c , D812 ( BY396 ) s/c , R802 ( 3.3R 4W ) o/c.14-09-04
Decca160/165No frame.Drys on IC301.14-09-04
Decca160/165Stuck in standby.R508 ( 12k ) o/c , R509 ( 12k ) o/c.14-09-04
Decca161Dead - HT supply 400vQ501 ZTX651 12v reg, D503 12v zener14-09-04
Decca161No sound or led displayLL01 choke dry joint14-09-04

Decca161Tripping - Rapid.12k R507 & R508 resistors feeding 12v stab o/c.14-09-04
Decca161Tripping.R508 ( 12k ) o/c.14-09-04
Decca162field collapse R434 10R safety res o/c no other ff14-09-04
Decca165Blank raster with flyback lines - sound Ok.R410 ( 10R ) o/c.14-09-04
Decca165Chan store inoperativeAdd 10µ 35v cap across RR34 5k614-09-04
Decca165Cone shaped raster.LOPTX.14-09-04
Decca165Dark band 1-2" across centre of screen.C303 ( 220nf )14-09-04
Decca165DeadR803 R809 82K14-09-04
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