Dicas Reparação




Modelo - Chassis CFS903


Pesquisa: CFS903 Enviar Dica Resolvida
Resultados 7
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCFS903
CONSTANT REVERSING OF MECHANISM Cassette deck constantly auto reversed although there is nomotion in either takeup or supply reels.
SonyCFS903
SOUND DISTORTION - REPLACE FUNCTION SWITCH (S-302) Sound distorted at full volume. Found battery leaking.Customer claimed installed new set of batteries but last only a shorttime. Upon inspection and test, when function switch is switched to FM orAM radio operation, the motor also runs. Found low res
SonyCFS903
THRUST RETAINER DOES NOT CONTAIN NYLON BUTTON RETAINER FPR M1569 states that this unit does not contain thrustretainers for the flywheels. Jeff Choate from San Francisco indicatedthat he has a unit that has a worn nylon button on ref. 118 (page 15 ofS/M) which retains flywheel ref. 131. When ordered from K
SonyCFS903
INTERMITTENT OR NO RADIO When switching unit to radio, base voltage of Q-301 does notreach 4.9 volts - emitter voltage is B+ to radio. If voltage is low,radio may be intermittent or dead if voltage is too low. DVM measurementof Q-301 shows good transistor but under load transi
SonyCFS903
KEYPAD (RUBBER COVER) BREAKS (TEARS) EASILY AND PREMATURELY Sample forwarded for evaluation and pad replaced. A monthlater it had to be replaced again due to breakage. The customer claims noabuse. -HQ COMMENTS: Please reorder the MD Button Packing using the partnumber for the new improved part. The material c
SonyCFS903
PART NUMBER LISTED FOR S302 IS WRONG Part number 1-570-347-31 is a two-position switch. This isthe wrong switch. It needs to be a three-position switch.
SonyCFS903
FUNCTION BUTTON DOES NOT LOCK IN POSITION The switch will not stay in position due to the elasticity ofthe rubber cover on the switch. The rubber is so stiff that the switchis forced back to its center position. -HQ COMMENTS: Tokyo Fax (A900272): An improved Rubber Cover (Ref #61)has been mad


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.

Verifique se o esquema está disponível na área de downloads