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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
MitsubishiCT25A5STX Euro 14SFField collapseZ551 SOC3150 o/c, D553 BYD33G s/c, IC5E1 TEA2031 EW corr chip s/c pins 5 & 6, L555 15µH shorted turns14-09-04
MitsubishiCT25A5STX Euro 14SFField collapse & Z551 cct prot o/cIC5E1 TEA2031A on E/W module s/c due to L555 E/W loading coil s/c turns SEME pt no TPAR234314-09-04

MitsubishiCT25A5STX Euro 14SFField collapse with E-W fault when FOP chip replacedReplace TEA2031A FOP chip & L555 - which caused chips demise14-09-04
MitsubishiCT25M3TX Euro 14Difficult to come on from st/by, wont stop at stations & graphics wrongC955 2200µ 25v leaked over EEPROM IC702 X24CO4P - both need replacing14-09-04
MitsubishiCT25M3TX Euro 14Tuning instructionsSelect chan & press preset on r/c (tuning display appears in blue at bottom of display), change to yellow by pressing up/down chan. press vol +/- to start search tune, then press vol + until channel is displayed, press preset button to store14-09-04
MitsubishiEuro 14Blank screen - no sound (Green LED lit)EEPROM IC702 faulty - check for 5v at pin 8 & data on pins 5 & 6 first14-09-04
MitsubishiEuro 14Snowy/blank pic, no OSD, no tuningNo field pulses pin 27 IC701. Replace Q707/8 DTA124ES14-09-04
MitsubishiEuro 14 CT21M3TXDead - but goes in & out of st/byHas 110v on LOPTr but no line drive dry joints IC951 - also check for dry joints on other regs14-09-04
MitsubishiEuro 14 CT25M3LTXField collapse - caused by FOP chip AN5521 which failed again shortly after replacementC560 3300µ 35v in 27v supply seems to have been cause14-09-04
MitsubishiEuro 14SFdead or int deadC914 47µ 35v is sus also C905 470µ 25v14-09-04
MitsubishiEuro 14SFField collapse (pic blanked)Z551 315mA fuse in LOPTx 27v derived supply o/c, IC5E1 TEA2031A EW corr chip faulty - replaced but overheats. Possible causes - L554/514-09-04
MitsubishiEuro 14SFno / int sigsdry joints on lead by PLL IC14-09-04
MitsubishiEuro 14SF CT25A5STXField collapseZ551 cct prot o/c, IC5E1 TEA2031A on E/W pcb s/c but replacement failed shortly after replacement. L555 shorted turns (Pt no SEME TPAR2343)14-09-04
MitsubishiEuro 14SF CT25A5STXhor lines across screenC955 dry joints14-09-04
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