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Resultados 81735

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDTR7
NO CAPSTAN There was no capstan rotation during eject so machine woulddisplay flashing caution sign. IC-504 and the capstan motor had been pre-viously replaced. All signals looked correct to properly drive the motor.
SonySLHFR70
INOPERATIVE SET Unit did not operate. IC-301 and the STK regulator werepreviously changed.
SonySTRGX90ES
NO RADIO FM display is fine. Signal strength is always indicating afull (strong) signal. No FM stations are received. Checking pin 2 CN-03,no ground.
SonyFD500
NO POWER, OPEN F602, CHECK CUSTOMER'S AC ADAPTOR No operation, no power or no audio power ok. This seems to bean on going problem or just failures of last production runs.
SonyCCDV5
NO CAMERA VIDEO No camera video, zoom and AF work ok. Camera video present onV4-8 pin 54, not at pin 3. Checked for +5 volts on VY-8 board - notthere.
SonyTCM858
BACKGROUND NOISE (HISS) IN RECORD MODE Background noise (hiss) in Record mode when there is no soundin the room. Customer wants to know if this is normal? -HQ COMMENTS: No this is not normal. If the hiss is heard during therecording mode, then it is definitely not normal as the ground retu
SonyCCDTR4
NO VIDEO IN CAMERA OR PLAYBACK When in camera mode or VTR mode, there is no video in view-finder or video out.
SonySPP115
ID ROM DEFECTIVE New ID ROM received from NPC is defective. This is the secondtime this has happened.
SonyTCFX110
MISSING PART NUMBER FOR RECORD LEVER Need the part number of the record lever on the top leftcorner of Ref. No. 81 on page 13 of S/M. I ordered the chassis assembly4-894-968-01, but it does not come with it. Please help.
SonyCDPC205
INTERMITTENT SPINDLE MOTOR START Spindle motor has to be given a little push in order to get upto speed.
SonyKV25XBR
NO VIDEO/SWITCHING PROBLEM There was no video displayed on the screen or present at themonitor out jack. Sound was ok and characters were present. We found theproblem to be caused by an open pull up resistor R-913 U board. Thisprovides bias for IC-805/video switching and the vi
SonyKV27XBR10
NO PICTURE, MICRO LOCKED UP, REPLACED DIODE CP111 ON PIN 36 No picture only snow. IC-101 on the A Board is locked up.
SonySLV757UC
LOST OF CONTRAST IN LOOP THROUGH When the playback output signal of another unit is loopedthrough the SLV-757UC, the picture looses contrast.
SonyKV20TS20
NO AUDIO IN TV MODE, REPLACE SW Q-1444 ON "U" BOARD Audio signal was present at pin 11 but not at pin 10 of audioselect IC-1406 (U-Board).
SonyCCDF55
PART NUMBER FOR U' MECHANISM DRUM BASE ASSEMBLY What is the part number for the U' mechanism Drum BaseAssembly?



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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