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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: 14
HitachiC2524Cause of psu blow upCheck HT pot14-09-04
HitachiC2524Dead - HT present when psu is unloaded onlyR908 39R o/c14-09-04

HitachiC2524dead after width variation & cracklingreplaced R909 39k, Q903 BUT12AF, Q871 BU508AF, C908 4µ7 & KD903. Final fault was s/c on tuner 9v line14-09-04
HitachiC2524R/C2824RDead - psu blow upReplace R761, 762, 766 all 2R2, R909, R902, R901, C906, C908, ZD903, ZD901, ZD902, LOPTr 2SD1884 & chopper Tr BUT12AF14-09-04
HitachiC2524TNo sigsno tuning volts R144 10k, R044 12k o/c14-09-04
HitachiC2524TNo sound/pic via scartQB01 transistor (BC548) situated behind the socket was leaky.14-09-04
HitachiC2524TZLOPTx replacementHR type HR7832 not as in cat - also check R909 39k for hi HT14-09-04
HitachiC2524TZSt/by onlyDry joints T901 caused ZD903 180v o/c?, R901 o/c, Q781 & Q903 s/c & check R902, R903, R909, R912, R760, R761, R762, R766 & resold dry joints T90114-09-04
HitachiCL2524RDeadReplace LOPTr BU2508AF, check R951, 952, 953, 954 &Q703 thy14-09-04
HitachiCL2524RLack of height with no adjTDA836214-09-04
Nokia5524FXContrast weakCF25 100nF sm s/c, Diode VF08 LL4148 & CD42 faulty14-09-04
Nokia5524FXDeadLine driver tr o/c (blasted), fitted BC327 (pnp) in lieu14-09-04
Nokia5524UK FXDead then Slow start up from coldCO33 10µ 160v HT reservoir cap14-09-04
Philips5240Rope effect on right hand side.R3191 1kr o/c.14-09-04
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