Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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SonyCCDF35
INTERMITTENT SHUTDOWN Unit comes in with intermittent shutdown.
SonyCDXR79
SERVICE BULLETIN ERATTA CSA-14 #157 Car stereo CSA-14 #157 contains two errors. Line 2 of thesolution states (Pin 4 of IC309), this should read (Pin 4 of IC390). Thecircuit diagram shows the added cap with the positive lead connected toground. This is backwards. With the cap installed
SonyCDXR77
SERVICE BULLETIN ERATTA CSA-14 #157 Car stereo CSA-14 #157 contains two errors. Line 2 of thesolution states (Pin 4 of IC309), this should read (Pin 4 of IC390). Thecircuit diagram shows the added cap with the positive lead connected toground. This is backwards. With the cap installed
SonyCCDTR5
INTERMITTENT CAUTION LIGHT Found that unit loaded, recorded but on Playback (after zeromemory of about 10 minutes) picture was all snow except a dark 1 inch lineat top. After further inspection found that guides would not load arounddrum causing tape to ride up pinch roller. Uni
SonyKV27XBR10
NO PICTURE, REPLACED CRT, PINS 5 & 6 INSIDE CRT SHORTED No raster. Set had no video present at pins 20, 22, 24 ofIC-301. I suggested that the voltage on the CRT socket should be checked.Pin 5 of CRT had only 115 VDC on it. Further checks revealed that pin 5& 6 in CRT were shorted together. The servicer ha
SonyKPR46CX10
CLOCK RUNS FAST, SEE S/B TVP088 clock runs fast. -HQ COMMENTS: Please refer to Service Bulletin number 88.
SonyKV27HSR10
SEVERE PIN CUSHION, REPLACED Q-505 ("A" BOARD) Severe pin cushion, both left and right sides.
SonyCCDF35
NO CAMERA VIDEO No camera video IRIS staying closed.
SonyCCDF70
VERY LOW AUDIO On prerecorded and self-made tapes audio playback is very low.
SonyD9
WILL NOT READ TOC OR TRACK Tracking servo is not driving the FOP. Replaced PCB and FOPwith no improvement. Have confirmed all grounds and jumpers, and FOPtracking coil. Unit also does not work in TEST mode. This FOP was usedin a D2 AND D4 without any problems. -HQ COMMENTS: T
SonyCFSW404
INCOMPLETE/INCORRECT PART LISTING FOR M-471/M-481 CFS-W404 manual pg. 26 & 27 parts M-471, M-481 (X-3330-617-1,X-3330-616-1) are described as motor assembly with pulley. Part receivedis pulley only. Part described is pulley assembly motor. What is partnumber for motor? Also, please change descriptio
SonyWMF100III
POSSIBLE RUN OF BAD COIL, MOTOR (STATOR) When replacing motor stator (Ref. 901) with stock part number146223011, the unit fails to run. The waveform on pin 12 of IC601 isdistorted.
SonyKV2691R
NO PICTURE OR SOUND, RESOLDER A-21 CONNECTOR Set had no sound, no picture, vaster ok. No function withremote control, but set could be turned on or off with manual button.Tests revealed no clock on IC-050, the VIP control. Also, there was no ACinput pulse on T-5 connector, (T) board. The pulse w
SonyITD250
IMPEDANCE OF SONY TELEPHONE PRODUCTS What is the impedance of our phone products? -HQ COMMENTS: All Sony phones fall in the range of 50 to 300 Ohms whenthe phone is off-hook and when DC-loop current is in the range of 15 -120 ma.
SonyITD200
IMPEDANCE OF SONY TELEPHONE PRODUCTS What is the impedance of our phone products? -HQ COMMENTS: All Sony phones fall in the range of 50 to 300 Ohms whenthe phone is off-hook and when DC-loop current is in the range of 15 -120 ma.


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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