Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySPP320
VERY STATICY/NO DISTANCE Very staticy with no distance.
SonySPPA20
RECEPTION IS VERY POOR Bad reception.
SonyDTX10
MUSIC DROPOUT After playing for an hour, music would dropout.
SonySPP57
NOT GRABBING LINE Not grabbing line.
SonySLV585HF
DOOR NOT OPENING WHEN EJECT IS PUSHED When eject is pushed, door would not open to let tape out.
SonyD66
NO VOLUME ON RIGHT SIDE - REPLACE Q-201, P/N 8-729-921-72 Left side volume worked and the right side did not. There wasno signal on IC-303/pin 3. Traced the problem back to Q-201, the mutingtransistor.
SonyCCDF56
MECHANISM LOADS, GOES INTO PLAY AND RECORD WITHOUT A TAPE Unit would load without a tape and go into Play and Record.Had several units with the same problem. Technician had changed reelsensors and end sensors without correcting the problem. I repaired theunit by changing the Mode Control CPU on the FU-72 board,
SonyCCDF301
MECHANISM LOADS, GOES INTO PLAY AND RECORD WITHOUT A TAPE Unit would load without a tape and go into Play and Record.Had several units with the same problem. Technician had changed reelsensors and end sensors without correcting the problem. I repaired theunit by changing the mode control CPU on the FU-100 board
SonySLVR5UC
INTERMITTENT AUTOTRACKING Both customers complaints were that after Forward or reverseunit would mistrack severely (looked like tracking was set all the way tothe end). Also pertains to serial number 824601.
SonyHSTD105
AUDIO CUTS OUT Audio cuts out after approximately 5 minutes operation atmoderate volume.
SonyTAAV421
CD PLAYER ATTACHED CANNOT BE TURNED ON OR OFF The associated CD player, CDP-221, could not be turned on oroff. Leaky Q-110 in the TA-AV421 was holding the CD control line in itsoff state.
SonyCCDTR55
NO LUMINANCE Although offshore model, information applies to our CCD-TR55.Symptom of no luminance. Chroma slightly visible. Voltage at pins 36 and38 of IC-301 read a low .9V.
SonyCCDTR200
NO VIDEO - ONLY NOISE Unit from Ft. Lauderdale SSC. Had no picture, sync on WFMlooked unstable and wrong frequency.
SonyCFD757
INOPERATIVE SET - REPLACE Q-308, P/N 8-729-902-80 Set was inoperative. No standby 6V was in evidence. Bysubstitution, Q-308 proved bad.
SonyHCDD117
SPEED ADJUSTMENT AND HIGH W&F Speed adjustments and high W&F. High use of motor onHST211, HST221, HSTD105, HSTD107, HCDD117. All use potentiometers onthe cassette PCB to adjust speed. HCDD115 uses the VR inside the motorto adjust speed.


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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