Dicas Reparação




Modelo - Chassis KV1357R


Pesquisa: KV1357R Enviar Dica Resolvida
Resultados 7
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKV1357R
INTERMITTENT AUDIO DISTORTION AT HIGH VOLUME, REPLACED IC601 Sound distorted at high volume especially.
SonyKV1357R
INTTERMITTENT STATIC IN AUDIO, REPLACED IC651 INTERMITTENT STATIC IN SOUND.
SonyKV1357R
CANNOT PROGRAM TUNING, REPLACED IC-201 You could go through and turn channel set on and program allstations and everything appeared to work normally. But when you turnedchannel set switch off, set would scan thru stations until VC on tunerreached max VC. Memory chip IC-002 and PLL controlle
SonyKV1357R
NO PART NUMBER FOR CABLE, 1-556-870-00 No part number for cable. -HQ COMMENTS: The part number for the antenna jack cable is1-556-870-00.
SonyKV1357R
SIGNAL DRIFT ON CHANNELS 4 AND 5 ONLY, SOLDER SPLASH Q101 After set was on about 4 to 5 hours, the signal would drifton channels 4 and 5 only, ie, severely mis-tuned. I noticed a soldersplash between gate and source leads of Q-101. When the short wasremoved, we lost channels 4 and 5 completely. All other sta
SonyKV1357R
DARK PICTURE, REPLACED C-556 R557 opens up within seconds (because of shorted C-556).
SonyKV1357R
PICTURE DISTORTION WHEN OPERATING ON/OFF BUTTON, D-001 When operating on/off button, picture would either go intosnow or have severe 120 cycle hum in it. Set could not be turned off.


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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