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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKV25XBRDEAD SET, REPLACED THP-601 Set had open line fuse. I could find no shorts. New fuseblows instantly.
SonyHST190DISTORTION IN TAPE DECK AUDIO Distorted audio on both A and B decks. Audio from tuner isok and tape's speed is ok both motors working.
SonyAVU360INTERMITTENT SOUND ON TV CHANNELS/OTHER FUNCTIONS OK Sound on TV channels was very intermittent after one hour ofoperation. Loss of signal and very weak TV channel reception. Otherfunctions of unit work ok.
SonySLV676UCCORRECTION TO SERVICE BULLETIN VID0132 In a model SLV-676UC the placement of Q-1 and Q-2 is shownreversed in the service bulletin from what is actually in the unit,confusing the proper hook-up of the modification PCB.
SonySLV373UCNO COLOR/POOR COLOR/IMPROPER COLOR No color or poor color.
SonyKV19TS20DARK PICTURE AFTER SHORT WARM UP, CRT Screen goes dark after short warm up. Color bars show loss ofblue. Tapping CRT on neck temporarily restored good picture.
SonySLV575UCNO PART NUMBER This part is pictured on page 87 of the service manual. Noreference number or part number. There is writing stating that this partis not supplied. Note: It is located between reference numbers 201 and205. -HQ COMMENTS: Please try ordering X-3727-772-
SonySPP50BATTERY NOT LASTING - DISCHARGING Battery not lasting in standby for full 20 hours. Some onlylast 12-16 hours. Others last even less.
SonySPP80MAG PLATE REPLACEMENTS SPP-80 mag plate goes through battery front and back cabinet.If mag plate is installed while handset is together, it makes it verydifficult to open unit later on.
SonyCDPC85ESDISC SPINS DOES NOT READ TOC A new A stock unit the Laser is firing, disc spins, but theinformation is not being read. A very poor RF pattern is observed whenthe player is trying to read TOC. The lens is popping up and downapparently trying to focus and the motion of the lens is r
SonyCCDF55JAPANESE CHARACTERS IN VIEWFINDER Replaced afore mentioned IC to correct jumbled characters inviewfinder. However, characters are now in Japanese.
SonyD160PART NUMBER FOR DIODE ACROSS DC INPUT There is a diode across the DC input jack. The pattern onthe PCB is also cut. This looks like a factory mod. I assume this is forreverse polarity protection. This diode is defective and I need the partnumber to order a new one. I could not find any
SonyGENERALPART NUMBER FOR GREEN GREASE Need the part number for the green grease used on the cam gearin the SLV series. -HQ COMMENTS: Please use the Sankol Grease, part number 766200136.It is not green but does the same job.
SonyMVCA10WON'T ACCEPT DISC Machine won't accept the disc. It keeps ejecting the disc.This is the second unit found with the same problem.
SonyWMAF79LEFT SIDE ONLY DURING TAPE OPER./VOLUME CUTS IN HALF (SOUND) Left side only during tape operation volume cuts in half(sound) compared to right hand side. Noticed several bad volume controls.



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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