Dicas Reparação SONY




Modelo - Chassis

AIWA
AOC
BEKO
CCE
CINERAL
DAEWOO
GRADIENTE
GRUNDIG
HITACHI
ITT
JVC
LG
MITSUBISHI
PANASONIC
PHILCO
PHILIPS
PIONEER
SAMSUNG
SANYO
SHARP
SONY
TCL
THOMSON
TOSHIBA
VESTEL

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Resultados 18940
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MarcaModelo
(Chassis)		SintomaCausaSoluçãoPor:
SonySL2700
BRAKE SOLENOID WOULD NOT ENGAGE Brake solenoid would not engage, brake solenoid opened.Found problem to be a leaky switch (Q332) causing forward bias on Q309.
SonyCCDV8AFU
SCRAMBLED PIX Intermittent scrambled pix. Could hear rattling in unitwhen moved.
SonyCCDV8AFU
NO VIDEO RF no video out on VHF-RF.
SonyCCDV8AFU
EJECT LED AND NOISY MOTOR When using AC adaptor, eject LED flashes. Motor noisy onbattery operation.
SonyCCDV8AFU
NO RECORD Flashing eject LED, will not stay in record mode.
SonyCCDV8AFU
BAD PIX Pix fuzzy on playback. Eats tapes.
SonyCCDM8U
BAD PLAYBACK Bad playback. Tape jamming.
SonyCCDM8U
DARK PLAYBACK Playback from recording darker than pre-record.
SonyBMC220
PLAYBACK VIDEO No video during playback mode.
SonyCCDV8AFU
DISTORTED PIX Picture distorted.
SonyCCDV8AFU
NO VIEWFINDER FUNCTION No playback thru viewfinder.
SonyTAAX520
VOLUME DISPLAY DID NOT INDICATE CORRECTLY The audio level LEDs would not rise and fall with equallinearity. By applying an external DC control voltage to the LED driver,they would work OK.
SonyKV25XBR
HIGH PITCHED SQUEAL Customer complained of high pitched squeal. He also told methat he hears the same noise from several XBR units and also competitionmodels also. I told him I would see what I could do to alleviate theproblem. Using my sniffer, a hose with a small trans
SonyKV20XBR
ONLY SLEEP LITE AND RGB LEDS WERE LIT When set turned on, only sleep lite and RGB LEDWe found horizontal output transistor was shorted.
SonyCCDM8U
NO DRUM SERVO LOCK - UNIT SHUTS DOWN Unit shuts down after 1 or 2 sec. operation. Found REF V,Pin 7 SV-16 board not locked. Traced problem to X681 VC-4 board.


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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