Dicas Reparação




Modelo - Chassis SLV70HF


Pesquisa: SLV70HF Enviar Dica Resolvida
Resultados 29
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SonySLV70HF
NO AUIDO WHEN USING TUNER There is no audio when using the tuner.
SonySLV70HF
DAMAGES TAPE DURING EJECT: CAPATAN MOTOR After warm up, the unit would intermittently eat tape in ejectmode by failing to unthread tapes. Unit operated properly in all othermodes.
SonySLV70HF
SHUTS DOWN AFTER 1-2 SECONDS OF PLAY: TAKE-UP REEL Unit loads tape, but will only play for 1-2 seconds before itshuts down.
SonySLV70HF
EATS TAPES-UNSTABLE PICTURE. SPRING 206, BAND 205,ROLLER 162 Unit would intermittently eat tapes. This happened most oftenat the beginning or end of tape during Cue or Review. Noticed that tapewould skew on capstan prior to being destroyed. The back tensionfluctuates also.
SonySLV70HF
ADJUSTMENT ON NEW YC-54 BOARD The YC-54 board when purchased from Kansas City has to bealigned. San Diego had two new boards from KC when installed produced adark picture when recorded and played back. I found RV-708 (Demodulationgan control) out of adjustment. I think there all t
SonySLV70HF
ROLLER ASSEMBLY CREASES T-160 TAPES T-160 tapes crease on the exit guide roller.
SonySLV70HF
NO OUTPUT WHEN USING TUNER No output when using tuner. Channel change, tuning preset,bar-graph and band switching is ok. IF-301/pin 12 DET OUT signal is pre-sent but CN-302/pin 5 TU VIDEO OUT signal isn't present.
SonySLV70HF
RHYTHMICAL POPPING SOUND IN ALL MODES In every mode a rhythmical popping sound is heard as itdistorts the audio.
SonySLV70HF
MISSING GROUND IN SWITCH BLOCK SCHEMATIC The schematic of the switch block (page 158) does not show theground reference connection for most of the buttons. Only the odd anderase buttons are shown to have a ground.
SonySLV70HF
COUNTER STOPS INTERMITTENTLY Counter would stop reading and all other functions ok. CTLpulse was not a problem.
SonySLV70HF
SERVICE BULLETIN NO. VID0122: IC-501 SUBSTITUTION Per bulletin VID0122R1, either IC substitution will work.Part number, 8-752-814-77, has a dealer cost of $28.91. Part number,8-752-815-32, has a dealer cost of $65.32. Both are in stock in KansasCity. -HQ COMMENTS: Thank you for the information.
SonySLV70HF
C608 CORRECT PART NUMBER (MF-42 BOARD) The service manual shows C608 as 220mF this is incorrect.
SonySLV70HF
NOISY PICTURE EP MODE ONLY Head output is very low, noisy EP picture.
SonySLV70HF
UNIT LOCKS UP NO OPERATION Press Play unit locks up - Fast FWD, Rewind and Playinoperable.
SonySLV70HF
NO PLAYBACK OF SELF-RECORDED TAPES When playing back a self-recorded tape, a picture can only beseen in the scan modes. Pre-recorded tapes playback ok.


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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