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Resultados 81729

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDTR5
SMEARING VIDEO TITLES Video titles for superimposing are smeared. They do notappear sharp and defined.
SonyCCDM8U
COLOR BARS IN PICTURE Color bars in picture after recording.
SonyKV2790R
PICTURE DRIFTS OUT OF COLOR, REPLACE R-242 Picture drifts out of color and slightly off channel as setwarms up. Set in use 2 - 3 years.
SonySLV575UC
NO CTL No auto-tracking lock. Playback CTL pulse from pin 18 IC-402on the MA-62 board is missing. it should be a 5Vpp square wave. Thereason is pin 17 of IC-503 micro should go high closing the switch onIC-401 pin 12. The switch is open. This is the second
SonySTRAV910
NO SOUND FROM SURROUND OUTPUT No sound from surround speakers.
SonyTAN77ES
PART NUMBER FOR RUBBER FOOT ON BOTTOM OF UNIT IS MISSING The number for the rubber foot is not in the service manual. -HQ COMMENTS: The part number of the RING, FOOT ORNAMENTAL IS4-916-703-01.The part numbers of the front and rear feet are :Front feet: 4-908- 888-01Rear feet: 4-908-887-01A service bulletin wi
SonyWMF701C
NO POWER - NC-6WM RECHARGABLE BATTERY Unit has no power. The internal Nicad battery (NC-6WM) wasnot drawing any current.
SonySPP50
NO DIAL TONE - Q10 No dial tone and buzzing sound.
SonyTC818M
WOW AND FLUTTER ON RECORD Wow and flutter on record. Sometimes noticeable on playback.
SonySL3030
PICTURE HAS HORIZONTAL LINES IN PLAYBACK Intermittent start of drum rotation or drum off speed.
SonyCCDF40
(CHARACTERS ROLL IN VIEWFINDER) MONTH, DATE, YEAR - PIX OK Intermittently, date, month and year out of vertical sync onviewfinder display. No vertical sync pulse to pin 13 of charactergenerator IC-367 on VA-40 board.
SonyEVS800
SOUND APPEARS APPROXIMATELY 1/2 SECOND AFTER VIDEO - PAUSE Customer complains that sound starts 1/2 seconds after pictureappears. This is very annoying on edits. Could the time constant bechanged on audio mute? -HQ COMMENTS: We have experimented here in the Technical Departmentwith this problem, and have foun
SonySPP320
UNIT SEARCHES TOO LONG FOR A GOOD CHANNEL Unit searches too long for a good channel.
SonyGEN-CAM
INCORRECT CATEGORY FOR SERVICE BULLETIN VID0127 Shouldn't this bulletin be in the CSV-3 category? The onlymodels listed are cameras. -HQ COMMENTS: Yes, you are correct, this should be in the CSV-3category. We will issue a revision (VID0127R).
SonyCFD455
HIGHLY INTERMITTENT CD OPERATION I have seen several CFD-454 and CFD-455 with highly inter-mittent CD operation. Sometimes when a CD is inserted, focus searchhappens but the CD never starts spinning. It was found that the laser wasnot turning on.



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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