Dicas Reparação




Modelo - Chassis TCFX5


Pesquisa: TCFX5 Enviar Dica Resolvida
Resultados 24
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyTCFX505R
WORN THRUST BEARING The unit would intermittently produce large amount of wow &flutter in the reverse direction. We traced the problem to the capstanthrust bearing. The plastic had lost its SPRING and was permittingexcessive thrust play.
SonyTCFX500
WORN CAPSTAN BEARING The customer complained of an intermittent pop in bothchannels when playing the tape in the reverse direction. We found thecapstan bearing (reverse direction) to be providing a poor ground.
SonyTCFX500R
OPEN GROUNDS Control functions (PLAY, REC etc) are inoperative totally orintermittently, may stop operating during use or prevent use of functionswhen attempting to enter a particular mode of operation.
SonyTCFX500R
CHASSIS HEAD ASSY BENT When put in reverse it only cycles and you cannot remove tapeuntil FF is depressed because the head assy does not drop down completely.
SonyTCFX500R
WORN GEAR ASSEMBLY Clattering in transport, especially when changing directionwas the complaint. Upon my investigation I learned that the noise onlyoccurred when direction of play was changed.
SonyTCFX500R
STRIPPED GEARS Driving and forward cam gears stripped. Head chassis appearsto be free and operation not excessively stiff when moved by hand but thedealer has only sold 3 units so I have not enough to see if it is a trendof failures.
SonyTCFX5
DEFECTIVE REGULATOR Q602 This unit had intermittent bias osc. operation caused by theline mute (Pin 21 IC501) being intermittently activated. We found thiserratic operation of the UPC to be caused by a noisy voltage regulator- Q602. A quick check of the B+ line revealed the pr
SonyTCFX500R
BENT TAB ON HEAD CHASSIS Head deck would cycle up and down about 3 times after FWDbutton was pushed, then there would be a graunchy noise and deck would gointo FF.
SonyTCFX500R
GEAR WEARS Unit makes grinding noise when reversing. Intermittently willjam at same time noise is heard. Gear is made of soft plastic. Inreverse mode torque is too great and teeth pre-destroyed.


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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