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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: 98
AiwaVXD2120KPin code resetting when lostunplug set for 1 hour plus. reduce volume to minimum. simultaneuously press Volume down on unit and "7" to reset pin code and customer ID14-09-04
BlaupunktFM120Long time to come onC420 1µ 63v, C426/429 100µ 25v & TDA460014-09-04

BlaupunktFM120Tripping at sw onLOPTx arcing14-09-04
Decca1204 page layout with faults.Picture on cover of Tv Mag.14-09-04
Decca120Channel - change intermittent.Focus spark gap on CRT base.14-09-04
Decca120Cramped frame after 2 hours.R813 ( 10k ) set HT control int.14-09-04
Decca120deadNo HT at lop tr - fusible R430 o/c when recon hissing noise - tripler14-09-04
Decca120dead1A fuse o/c, BU426A s/c, R810 150k o/c - also replaced R808 47k14-09-04
Decca120Dead - after 30 mins.C406 ( 22uf )14-09-04
Decca120Dead - fuse o/c chopper transistor s/c.Change R808 & R810 ( high )14-09-04
Decca120Dead - Q801 failed.Q801 , R808 ( 47u f ) , R810 ( 150u f )14-09-04
Decca120Dull pic with no contrast controlBeam lim bias res R425/426 68k o/c14-09-04
Decca120Field cramp after a couple of hoursR813 ( 10K ) o/c14-09-04
Decca120Field cramp when heatedR813 set ht pot R813 10k int slider14-09-04
Decca120Frame collapse.D404 ( BA159 ) , R434 ( 10 ) , TDA1170 )14-09-04
Decca120Frame collapse.IC301 ( TDA1170S ) s/c , R434 ( 10R ) o/c.14-09-04
Decca120Line hold critical - wavering at top of pic.IC TDA2576A , C406 ( 22uf 16v )14-09-04
Decca120Loss of colour.R226 , R244 , R251 high.14-09-04
Decca120Low pitched whistle with sound full blastAlso no tuning - check tripler14-09-04
Decca120No colour.C517 ( 100nf ) leaky.14-09-04
Decca120No luminance.C514 ( 100nf ) leaky.14-09-04
Decca120No tuning - uncontrollable high sound.Tripler!14-09-04

Decca120Poor contrast - control has no effect.R425 , R426 ( 68k ) high.14-09-04
Decca120Sync - line apift then dead.C406 ( 22uf )14-09-04
Decca120Tripping from cold ok when heatedC804 220µ 385v mains smoothing cap14-09-04
Decca120Tuning - no signals ( int ) on some ch only.RM17 ( 560k ) high.14-09-04
Decca120Tuning - no signals snow.RM17 ( 560k ) o/c.14-09-04
Decca120Tuning - no signals.BF959 ( IF pre amp ) o/c.14-09-04
Decca120Uncontrollable high sound - whistle from LTB.Tripler!14-09-04
Decca120Will not switch to standby via remote controlIC SAA1351.14-09-04
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