Dicas Reparação




Modelo - Chassis SLV70HF


Pesquisa: SLV70HF Enviar Dica Resolvida
Resultados 29
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SonySLV70HF
RECORD LEVEL VOLUME CONTROL HAS NO EFFECT The record level volume control has no effect on audio recordlevel. The sound is recorded very loud.
SonySLV70HF
LOADS, UNLOADS THEN SHUTS DOWN. EJECT ONLY WORKS. When play is pressed unit loads, unloads and shuts down.It will only eject after this. Also the VTR switch will switch offthereby returning to TV operation.
SonySLV70HF
BLUE SCREEN OR BLANK SCREEN AFTER A FEW MINUTES After playing back a tape for a while, the TV screen willbecome blue if the monitor output is used, or blank if the line out isused. Found that IC-407 on the (MA-27) board had no playback controloutput. Freeze spray would cause it to function for a whi
SonySLV70HF
EXTRA SCREEN CHARACTERS WHICH CHANGE LOCATIONS When the unit is turned on, eight large zeros appear in thelower right corner of the screen. The zeros intermittently move to thetop left and reduce to 1/3 size. After the correct character data is dis-played, the zeros return and blink at variable spe
SonySLV70HF
DOES SYNCHRO EDIT ALSO ACT AS AN EDIT SWITCH? Does the synchro edit button, in addition to providing thesynchro edit, also function as an edit switch and flatten out the videofrequency response? -HQ COMMENTS: No, it does not act as an edit switch.
SonySLV70HF
TRACKING METER BAR DOES NOT APPEAR ON THE SCREEN When playing back a tape, the tracing meter bar does notappear on the screen. -HQ COMMENTS: The tracking meter bar only appears on the screen when therecording is in Hi-Fi. It only appears for a few seconds and thendisappears if tracking adjustments ar
SonySLV70HF
TRACKING METER NOT COMING UP ON SCREEN The tracking meter display does not come up on the screen whentracking. -HQ COMMENTS: If the tape is not a Hi-Fi tape, the tracking meter willnot come on since the unit uses the Hi-Fi signal to develop the trackingindicators.
SonySLV70HF
PART NUMBER FOR FRONT LOADING ASSEMBLY Is there a part number for the comlete front loading assemblyfor the SL-V70HF? -HQ COMMENTS: No, the complete front loading assembly will not be avail-able as a repair part.
SonySLV70HF
MIS-TRACKING DURING SP RECORDING Playback on SP and EP is ok. Recording on SP looks like mis-tracking. On scope, I can see 1 channel is missing. Cleaning does nothelp.
SonySLV70HF
NO OPERATION AFTER SOME TIME When the power switch is turned on, the unit works for awhile.After some time, no functions will operate. Turning power off and on willcure this problem for awhile, but will occur again sometime later.
SonySLV70HF
PICTURE ROLLS AND NO COLOR IN PLAYBACK Picture rolls and no color in playback mode. Traced problemto no sync from IC-701. Found C-701 chip cap bad.
SonySLV70HF
PART NUMBER CORRECTION - IC-604/MF-42 BOARD The part number for IC-604 on the (MF-42) board (8-759-941-78)as shown in the service manual is incorrect.
SonySLV70HF
NO DRUM ROTATION Unit loads tape capstan turns, but the drum does not. Thetape is then brought to the half loaded position and all commands aredisabled except eject.
SonySLV70HF
DRUM ASSEMBLY Need correct part number for SLV-70HF. When you enter thecomputer part number H-5436-143-H shows this to be drum assembly SLV-50. -HQ COMMENTS: The part number is correct. The description on the com-puter has been corrected.


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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