Dicas Reparação




Modelo - Chassis HSTD107R


Pesquisa: HSTD107R Enviar Dica Resolvida
Resultados 5
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SonyHSTD107R
BOTH TAPE DECKS WON'T WORK - REPLACED DEFECTIVE IC901 Both tape decks are dead. Found IC901 pin 9 has -14V andpin 2 has .6V, supplying incorrect voltages to decks A and B drive motors.
SonyHSTD107R
NO FUNCTION INDICATOR Unit powers up, but function indicator light does not display. Connectors on connecting cable from CN901 (TC Signal Board) to CNP 81(Leaf Switch A Board) are shorted together causing no function indicator.
SonyHSTD107R
LITTLE OR NO BASS OR BUZZING ON CD INPUT - CN1001 GND OPEN CD input signal is distorted. It has little or no bass andbuzzing in the back ground. Upon measuring resistance at CN1001, I foundout the ground was open. During inspection process, this pin got bent anddid not go through the hole in the PCB.
SonyHSTD107R
CANNOT CHANGE FUNCTIONS AND FUNCTION LED GOES OUT - S639 Functions will not change and function LED goes out which everfunction button is pushed, tuner audio remains. This is an intermittentproblem more so when unit is warm.
SonyHSTD107R
INCORRECT PART NUMBER (REEL MOTOR ASSEMBLY) Part number X-3359-416-1 is noted as the chassis assembly inthe system. If ordered, you get the chassis assembly. Researched withthe TCW-320 service manual which has the same mechanism deck section andfound M-902 to be part number A-2003-474-A.


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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