Dicas Reparação

Modelo - Chassis TCK1A

Pesquisa: TCK1A Enviar Dica Resolvida
Resultados 7
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REPLACEMENT TRANS DON'T WORK Q101 and Q102 (Q201 and Q202) are both 2SC900E transistors.These were ordered and 2SC1362 were shipped as subs. They do not worknone of the subs listed work. In the parts list of the manual a 2SC1362(8-729-665-45) is listed. -HQ COMMENTS: The beta ran
INCORRECT P/N Listed motor on page 24 of Instruction Manual shows incorrectpart number.
CRACK IN PCB Several units had no indication of record LED in record mode.This is not due to defective record LED. The problem is caused by a breakin plating, on the record LED circuit board.
SAME P/N FOR DIFFERENT NUMBERS The P/N for the record button is the same as REW/FF/PLAY. Itshould have a diferent number, as the original has a red mark on thebutton and the PLAY/FF/REW do not. -HQ COMMENTS: This information can be found in the July 1979 TechnicalDigest on Page 4.
DEFECTIVE CAPACITORS Complaint was no PB both channels, REC vol. OK. First stageof EQ Amp was cut off, second stage saturated.
DRIVE BELT GETS STUCK Several units came in with no movement at all. In all casesthe drive belt was stuck between the motor pulley and motor.
ERROR IN S/M P/N 8-834-021-XX for motor (D-02162) is listed in the S/M.However, a servicer found DNF-1001B motor, P/N 8-835-006-00, in the unit.Which if either of these motors is correct for this model?

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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