Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81403
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySLV770HF
WON'T LOAD TAPE unit won't load tape intermittenly.
SonySLV770HF
NO VIDEO ON TAPE OR TUNER. There was no video output on tape or tuner.
SonySLV757HF
POOR VIDEO When using RF out to the tv there were lines in the video ontuner and tape. _SOLUTION: Checked the 5 v line that goes to the Rf mod and there was noripple. So I replaced the RF mod and unit returned to normal operation.
SonySLV750HF
VCR PLUS PROBLEM Unit would accept all VCR plus programming commands, however,when once, daily or weekly was pressed the unit would not respond with atime and date verification ( on screen display). It is assumed that theunit would not record using VCR plus.
SonySLV750HF
LOADS, THREADS, GOES INTO EMERGENCY SHUTDOWN Unit would load and thread normally, then initiate emergencyshutdown.
SonySLV750HF
SLV750HF 990209601 is an incorrect part no. The transistor is 2SC4054pwhich is part no. 872990498. The part no. in the manual subs over to872920494 which is 2SC3559. -HQ COMMENTS: Faxed to Parts Center on 8/19/94
SonySLV720HF
NO REWIND OR FAST FORWARD, PLAYBACK OK Unit will not rewind or fast forward. It will, however, playnormally and forward and reverse, scan were normmal.
SonySLV701HF
WHEN PRESSING RECORD TAPE WOULD EJECT When inserting blank tape it would automatically go into playand when you pressed record it would spit tape back out.
SonySLV420
WOW/FLUTTER IN AUIDO AND PICTURE BREAKUP After warm up unit would have wow/flutter audio and capstanphase unlock.
SonySLV420
EATS TAPE Riveting plate was not on shaft, this caused tape to bechewed.
SonySLV400
AUDIO LAGGING VIDEO When playing back pre recorded tape aduio does not followvideo properly. _SOLUTION: Found ace assy 90 degrees out of phase. Readjusted ace assyunit worked fine.
SonyEVS7000
PICTURE "FLAGS" AT TOP DURING PLAYBACK/ADJUST HEAD SWITCHING Complaint of flagging at top of picture during playback,especially when playing back a recording from a TR series camera.
SonyKV32XBR96S
FUSE INSIDE SPEAKER BOX PART NUMBER, 1-518-645-11 Part number for the fuse (lamp) inside the speaker box ismissing from the service manual. -HQ COMMENTS: The part number is 1-518-645-11.
SonyKV32XBR95S
PIX REPEATED ON LEFT SIDE,TOP 1/3 PIX DARK, REPLACED M BOARD Picture repeated on left side of screen. Top 1/3 of picturewas dark. SOLUTION: Replaced M Board.
SonyKV32XBR95S
VOLUME FLUCTUATES IN SURROUND MODE, REPLACED X3 BOARD Volume fluctuates in surround mode.


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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