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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: 561
MitsubishiEuro 12Hum in st/by & no degaussingC960 1000µ 35v in 24v supply14-09-04
MitsubishiEuro 12Int blows Q552Dry joints T55114-09-04

MitsubishiEuro 12Int Field foldover/lack of height - Low HT at 87vNo set HT control, crack in print between base Q952 & R956/7 junction14-09-04
MitsubishiEuro 12Int Nicam crackling - tuner driftDry joints IF unit esp on SAWFs & coils14-09-04
MitsubishiEuro 12Int sound/pic - comes & goes with a tapDry joints IF can14-09-04
MitsubishiEuro 12Int sound/pic - comes & goes with a tapDry joints VIF module14-09-04
MitsubishiEuro 12Lines on pic with whistlingC956 2200µ 16v in psu14-09-04
MitsubishiEuro 12Luminance intQ202 J501Q14-09-04
MitsubishiEuro 12No audio pback from mono VCR or sat RxIC702 EEPROM (new one needs reprog) or get kit IC702-KIT; pt no of chip = 263P43402014-09-04
MitsubishiEuro 12No signals aft 5 minsDry joints 4Mhz Xtal in prescaler14-09-04
MitsubishiEuro 12No signals or tuningCheck IC955 30v reg or feed res R951 - could also be C102 0µ01 25v14-09-04
MitsubishiEuro 12No sound/pic red led then green one come on & both then go outD909 4v3 zener14-09-04
MitsubishiEuro 12No Txt & pic shifted to one sideIC702 EEPROM (new one needs reprog) or get kit IC702-KIT - pt no of chip = 263P43402014-09-04
MitsubishiEuro 12No videoDry joints xtal inside tuner14-09-04
MitsubishiEuro 12North/South distortionQ4009 2SA950 on N/S correction panel14-09-04
MitsubishiEuro 12Pic int lostQ702 JC501QR faulty in micro's cct - BC182L works ok in lieu14-09-04
MitsubishiEuro 12Pic too large - no Txt or Nicam - happens aft blow up repairMod kit IC702 reqd (IC702 & 2 x 6k8, 1 cap)14-09-04
MitsubishiEuro 12PSU blew again aft rebuildZD908 3v zener s/c (In parallel with 2 x 0R25 res)14-09-04
MitsubishiEuro 12Purity poorDegaussing cct includes handset operated relay - not working as C960 1000µ 35v & C975 47µ 50v leaky & Q903 sw tr JC501 damaged by leakage14-09-04
MitsubishiEuro 12Rolling/Unstable pic12v supply high at 15v - D958 1N4148 (pins 4 & 5 of reg IC951)14-09-04
MitsubishiEuro 12Rows of vertical dots & pic int blanks outQ7705 JC501Q on Txt pcb14-09-04
MitsubishiEuro 12Sound int goes offQ1A1 on DET PCB pt no 260P54305014-09-04

MitsubishiEuro 12St/by onlyNo 12v supply due to no volts at POW pin of micro IC701 - CF701 4Mhz Xtal dry jointed14-09-04
MitsubishiEuro 12TrippingR916 22k o/c14-09-04
MitsubishiEuro 12Trips - in overvolt modeD907 RD3.0FB1 zener leaky14-09-04
MitsubishiEuro 12Weak/dist video - ok on scartDry joints in IF can - comes & goes when tapped14-09-04
MitsubishiEuro 12Won't tuneHset won't work on Menu/Ch.Preset/AV etc - dry joints Tr DA2 in hset14-09-04
MitsubishiEuro 12 CT21A2STXSlow start up for a period of days - then diedC906 47mfd 50v & C920 100mfd 15v, IC901 TEA2261, chopper tr Q901 2SD1887, FOP chip IC451 TDA8178S (TDA8178S nla - fit TDA8171 & replace C457 with 0.22mfd & 1R5 in series. Kit available pt no H27P01402014-09-04
MitsubishiEuro 12 CT25A3STXNo Txt, Nicam & wide picIC702 EEPROM corrupted - check caps in pri C906/909 & sec of psu when resetting EEPROM14-09-04
MitsubishiEuro 12 CT25A4STXField linC454 4µ714-09-04
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