Dicas Reparação




Modelo - Chassis SLV700HF


Pesquisa: SLV700HF Enviar Dica Resolvida
Resultados 19
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(Chassis)
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SonySLV700HF
INTERMITTENT TUNER VIDEO - REPLACE IC651, RESOLD PIN30 IC501 Tapping anywhere on the unit caused video from tuner toblank, missing from pin 6. No voltages changed w/tapping. Whileresoldering pin 2 I noticed that video came back but did not stay.Followed A1, L2, to pin 30 of IC501.
SonySLV700HF
NO PICTURE When you put a tape in for playback all you see on the screnis a jail bar effect.
SonySLV700HF
NEW BAORD HF27 Q202 installed wrong. Base and Emitter reversed. 2 newboards with the same problem.
SonySLV700HF
NO FUNCTION AND TRACKING FLASHES One lead cold soldered causing no functions, intermittentno loading and Auto tracking light flashes.
SonySLV700HF
DEAD UNIT Cap exploded, C106. SOLUTION : Power block had poor solder, resoldered entiresupply end to end, replaced cap. Unit ok.
SonySLV700HF
SLV700HF No audio output.
SonySLV700HF
CANNOT RECORD TV PROGRAM. WHEN USING TIMER, THERE IS NO TV PICTURE.
SonySLV700HF
TAPE PLAYING IN FAST FORWARD MODE AS SOON AS THE PLAY BUTTON IS PUSHED UNIT ENGAGES IMMEDIATELYIN FAST FORWARD MODE.
SonySLV700HF
SQUEAL IN REWIND In rewind unit would int. squeal.
SonySLV700HF
UNIT WILL NOT FF OR REV Unit will play fine. Will shut off in FF or Rew +emergencycodes are displayed. IC402 pins 1 and 7 have outputs, only the risingedge is not vertical. Found pins 2 and 6 (2.5v bias) at only 0.6v. Tracebetween pins 6 and 10 open around R426.
SonySLV700HF
WON'T LOAD TAPE Unit would not take in a tape.
SonySLV700HF
LINES IN VIDEO When playing a tape there was lines through the video.
SonySLV700HF
UNIT WOULD DROP OUT OF PLAY When playing a tape, the unit would stop and display an Lon the display.
SonySLV700HF
CASE WILL NOT LOAD Cassete will not load. Appeared to be a mechanical problem.
SonySLV700HF
EFFECTS OF DIGITAL AUDIO IN CABLE SYSTEM The unit takes more time to auto program the cable channelswhen digital audio is used in the cable system.


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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