Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDFX310
MULTIPLE LINES IN VIEWFINDER SCREEN Multiple lines running horizontally in viewfinder screen.Upon examination of waveform at IC-501, pin 3, (vertical drive out) Ifound the following waveform: The irregularity occurred every threecycles.
SonyCFD757
NO SERVICE MANUAL Need service manual for unit. -HQ COMMENTS: The service manual is available at KCPS. The part numberis 9-957-547-11.
SonySLV393
TAPE STUCK IN UNIT Tape is stuck in unit. On MA-44 board pin 31 Cosmo Resetvoltage 4V instead of normal 5.2V.
SonySTRAV770X
NO AM AUTO STOP WHILE SCANNING - ADJUST RV-22 (CORRECTION 2) AM keeps scanning.
SonyCDX5080
LOOSE THRUST RETAINER SCREW A #9 screw comes loose from the thrust retainer (ref 322).I have seen this problem 3 times.
SonyCCDV5000
DATA SCREEN SCRAMBLED ONLY IN VTR WITH NO SIGNAL CV-401 AFC trimed will correct data screen then it would startto drift. Voltages around IC-406 AFC capacitor pin 37 and up areincorrect. AFC input is UCC. Replaced CV-401. -HQ COMMENTS: CV-401 is the AFC adjustment element for the DDS SyncGenerator I
SonyCCDFX411
NO VTR FUNCTIONS/CAMERA OK When put in the VTR mode, unit would shut off. Unit wouldturn on in VTR, viewfinder would light up, then 20 seconds later it wouldgo off.
SonyCCDFX510
INTERMITTENT POWER Unit would not always turn on with power switch.
SonyMDP605
NO INITIALIZATION When power applied, display would flash Play and then shutdown. Nothing was moving and there was no voltage at the elevator motor.
SonyCCDFX410
CAMERA VIDEO VERY DISTORTED/LINES IN PICTURE/RANDOM NOISE Found pulses of IC-801 pins 30-335 distorted. Replaced IC-801from a scrap board with the same problem. Checked pulses pins 30-35still bad.
SonyTCDD3
AUDIO IS INTERMITTENT ON RECORDING MODE Unit would playback a prerecorded tape ok but the audio wasintermittent on the recording mode with this unit.
SonySLV50HF
ROLLER ASSEMBLY CREASES T-160 TAPES T-160 tape creases on the exit guide roller.
SonySLV70HF
ROLLER ASSEMBLY CREASES T-160 TAPES T-160 tapes crease on the exit guide roller.
SonySPP57
POWER SURGE Due to a power surge through the DC jack Q-15 and D-15 arebeing damaged (shorted). During this a trace is also beingoverdissipated, therefore, making the unit unrepairable to our standards.Also pertains to serial number 80410.
SonySPP57
NO RING/NO TALK Handset wouldn't communicate with base because X-2 which ischannel 1 was not vibrating. This can be diagnosed by checking pin 2 onIC-1 for proper frequency. Also pertains to serial number 82970.


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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