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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: 119
AmstradCT3028No signals or tuning voltsR124 15k o/c14-09-04
B & OTeletext 33XXDisplay - no OSG - teletext on 100.Chip 8IC1 ( 4015 )14-09-04

BekoAT3Dead - trippingR111 820k 1/2w, R112 330k 1/2w o/c14-09-04
BekoAT3Int video, lines, no r/c action etcIC901 micro IC skt int - replace skt with good quality one14-09-04
HitachiC2114T-311No control via front controls/sigs disappearFit updated micro kit pt no A52321714-09-04
ITTCT3306 Mono ANo sync.C609 ( 100pf ) ceramic off pin 7 TDA257914-09-04
ITTCT3315 Pico SDark picture.270k resistor in 1st anode supply.14-09-04
ITTCT3325 Pico SNo colour after few hours.T1410 in tuner control unit ( IFB351 )14-09-04
ITTCT3326AFTER 10 MINS CHANNEL DISPLAY FLASHES AND SET GOEIC1405 5v REG INT OC ( MAY CAUSE TUNING INFO TO BE LOST )14-09-04
ITTCT3326 Mono BDead - 115v at BU508D collector.Try LOPTX see Tv mag.14-09-04
ITTCT3326 Mono BStartup - no startup - int.C701 , C707 ( 2.2u f )14-09-04
ITTCT3414Line ringingC724 18000pf u/s14-09-04
ITTCT3425 80RFlyback - white screen & flyback lines.A1 control cracked , R544 ( 820k )14-09-04
ITTCT3425 80RStandby - going into standby.IC1404 5 volt Reg.14-09-04
ITTCT3425 80R 110°Standby - intermittent going to standby.Power Tx on main PCB by loptx.14-09-04
ITTCT3435St/by onlyLOPTx - LOT192 Grandata u/s14-09-04
ITTCT3436 TrimlineBrightness at maximum.T1412 ( BC546 )14-09-04
ITTCT3437 Comp BNo startup just a low single thud.LOPTX D050/37 TFAT 380614-09-04
ITTCT3537Int deadIC405 5v reg14-09-04
ITTCT3725/1 80RStuck in standby - with a noise from LTB.D732 ( BY500-400 ) s/c can use a RGP3014-09-04
ITTCT3835NO PICTURE RASTER OKT401 BC548 OC ( NO SANDCASTLE PULSES )14-09-04
ITTCT3835 Comp 80Going into standby after a few minutes.C703 ( 10u f , 50v ) little blue one.14-09-04

ITTST3487No picture.IC401 ( TDA2170 )14-09-04
ITTST35767DeadField o/p chip had blown14-09-04
ITTST38767DeadTDA2170 field o/p chip s/c14-09-04
ITTST38767Field bounceDry joints regs14-09-04
ITTST38767No pic - sound okTPU2732 Txt proc chip14-09-04
MitsubishiCT32BW1BDead apart from pri HTReplace STRM6529 chopper chip, 0R22 res & check CCt prots in psu sec14-09-04
MitsubishiCT32BW1B W1Dead with no LEDs lit - quietley trippingCheck 2 current sensing res R907 and R915 in PSU. They are 0.22R and 0.27R in parallel for hi res14-09-04
MitsubishiCT33C1STXDeadC905 & C910 leaky causing Q901 & D907 s/c - also check IC90114-09-04
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