Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Mitsubishi | Euro 14SF | dead or int dead | C914 47µ 35v is sus also C905 470µ 25v | ||
Mitsubishi | Euro 14 CT25M3LTX | Field collapse - caused by FOP chip AN5521 which failed again shortly after replacement | C560 3300µ 35v in 27v supply seems to have been cause | ||
Mitsubishi | Euro 14 CT21M3TX | Dead - but goes in & out of st/by | Has 110v on LOPTr but no line drive dry joints IC951 - also check for dry joints on other regs | ||
Mitsubishi | Euro 14 | Snowy/blank pic, no OSD, no tuning | No field pulses pin 27 IC701. Replace Q707/8 DTA124ES | ||
Mitsubishi | Euro 14 | Blank screen - no sound (Green LED lit) | EEPROM IC702 faulty - check for 5v at pin 8 & data on pins 5 & 6 first | ||
Mitsubishi | Euro 12 CT29B2STX | N-S faulty | Q4009 -30v reg on separate board near LOPTx - use BC640 in lieu | ||
Mitsubishi | Euro 12 CT29B2STX | Field collapse | FOP chip - comes as a kit as orig chip NLA - also check C906 47µ 63v, C909 10µ 63v, C452 220µ 35v | ||
Mitsubishi | Euro 12 CT25M3TX | Blank raster - ok via scart | - eeprom IC702 X24C04P faulty | ||
Mitsubishi | Euro 12 CT25A4STX | Field lin | C454 4µ7 | ||
Mitsubishi | Euro 12 CT25A3STX | No Txt, Nicam & wide pic | IC702 EEPROM corrupted - check caps in pri C906/909 & sec of psu when resetting EEPROM | ||
Mitsubishi | Euro 12 CT21A2STX | Slow start up for a period of days - then died | C906 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 H27P014020 | ||
Mitsubishi | Euro 12 | Won't tune | Hset won't work on Menu/Ch.Preset/AV etc - dry joints Tr DA2 in hset | ||
Mitsubishi | Euro 12 | Weak/dist video - ok on scart | Dry joints in IF can - comes & goes when tapped | ||
Mitsubishi | Euro 12 | Trips - in overvolt mode | D907 RD3.0FB1 zener leaky | ||
Mitsubishi | Euro 12 | Tripping | R916 22k o/c |