Dicas Reparação MITSUBISHI





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Resultados 1155

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
MitsubishiCT3701TXDeadHT rect D916 s/c BY399 a good substitute
MitsubishiCT33C1STX AND SINT SYNCDRYS ON TEXT PCB CHECK PLUGS AND SOCKETS ALSO CHECK Q7706 , Q7707 , C7718 22uF 50v Q7706 MAIN SUSPECT
MitsubishiCT33C1STX AND SINT LOSS OF SYNCDRIES ON TEXT BOARD PLUGS / SOCKETS OR Q7706 Q7707 C7718
MitsubishiCT33C1STXSync intVid I/p buffer Q7706 JC501R or possibly Q7707, C7718 22µ 50v
MitsubishiCT33C1STXDead with leds flashing intC959 470µ 16v
MitsubishiCT33C1STXDeadC905 & C910 leaky causing Q901 & D907 s/c - also check IC901
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 res
MitsubishiCT32BW1BDead apart from pri HTReplace STRM6529 chopper chip, 0R22 res & check CCt prots in psu sec
MitsubishiCT29BV1Sint black sreen & no sound - Led still lightsQ953 dry joint (6cm back from cooling fin) if OK there is 12 v on collector and 8 v on emitter.
MitsubishiCT29B4STX CT29ASSTUCK IN STBY LED FLASHES 4 TIMES BUT STAYS IN STBIN CHILD LOCK PRESS MUTE + 8 BUTTON ON REMOTE TOGETHER
MitsubishiCT29B3STXNo E-WQ4009 2SA950Y
MitsubishiCT29B3STXFlaringRemove R606, 607, 608 & change R609 to 560R
MitsubishiCT29B3STXField collapseTDA8171 mod kit & check for dry joints
MitsubishiCT29B3ESTField collapseReplace TDA8178S with STV9379, replace R453 (56k) with 47k, vert lin faulty Q4009 - fitted BC327 in lieu
MitsubishiCT29B2STX Euro 11Int goes to st/byPrint damage in BCL cct near conn between SCART sub panel & main PCB - The damaged track connects D551 near LOPT and R206 near pin9 IC201 MC44000. You will need to take the PCB out as this place is hidden under the plastic chassis.



Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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