Dicas Reparação




Modelo - Chassis


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(Chassis)
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SonyITA550
NO OGM ONTO PHONE LINE No OGM onto the phone line.
SonyTAAX295
INTERMITTENT POWER ON/OFF The National Account Dealer claims to have repaired three (3)units that have turned On/Off by itself or have had clicking sounds fromthe relay. They resoldered all the grounds and replaced some ICs. Theunits returned until they found C-926 was not sold
SonyKV27EXR25
WIDTH PULSATES, LEAKY Q-611 ON "G" BOARD Width would pulsate. B+ would change from about 70V to 135V.Found Q-611 was leaky E to C. -HQ COMMENTS: This will be of help for other people. Thanks.
SonyCDPC225
LEGS TOO SHORT ON REPLACEMENT DISPLAY Legs are too short to reach through the board. -HQ COMMENTS: We have asked NPC to investigate. We will let you knowwhat they find out. -UPDATE: NPC's stock has been checked and corrected. Please re-orderthe part.
SonyCCDTR71
EXTENSION CORD FOR "AU-135" BOARD IS INCORRECT/J6082189A Servicer claims extension cord does not have the rightconnectors to match board. -HQ COMMENTS: Please use J-6082-189-A for this Extender. Please seeservice Bulletin CSV-3 #306 (6/25/93).
SonyTCFX170
BAD MOTORS Customer sent four TC-FX170's in for repair. All had badspots on motor. Also pertains to serial numbers 8814792, 8802009 and8801941. I've seen this at least five other times.
SonyCCDTR81
DEFECTIVE CCD IMAGER Spot in CCD imager. Can be seen against a white background.
SonyCCDFX410
CAPSTAN OVERSPEEDING Capstan overspeeds. Mechanism will not operate. Apparentloss of F.G.
SonyCDPC75ES
AUDIO MUTES AFTER UNIT WARMS UP
SonyCDPC75ES
AUDIO MUTES AFTER UNIT WARMS UP No audio after unit warms up (disc plays OK & display normal).
SonyCDP350
REPLACEMENT DIODE IS THE WRONG SIZE The part number 8-719-940-76 155132 crosses in system to partnumber 8-719-107-94 which is a chip component. The original is availableas lead standard diode. -HQ COMMENTS: Thanks for pointing out the error to us. According to the1993 Semiconductor Repla
SonyWMD6C
AVAILABILITY OF METER KNOB Peak/battery switch cover is no longer available. This unit,however, is still in production. -HQ COMMENTS: KCPS had bad sub corrected. Please reorder.
SonyITA305
SIZE OF RPL SPEAKER Replacement speaker is too large to fit in the unit. Theoverall diameter is ok. The magnet diameter is twice the size of theoriginal. -HQ COMMENTS: KCP checked with Tokyo for magnet size, which should be5.7cm. Magnet size of KCP inventory are also 5.7
SonyCCDFX410
AVAILABILTY OF FP-442 FLEX BOARD We are getting many requests from the field for the partnumber for the FP-442 Flexible board. Is this part available? -HQ COMMENTS: This part is listed in the CCD-FX620 Service Manual page163. Part number is 1-641-639-13.
SonyCFD767
CD DRAWER WILL NOT OPEN The CD drawer will not open even after the 10 second delay.I found that one or both of the wires (Ref. No. 615 and 616) that connectthe inductors (L-701 and L-702) to the translation board (Ref. No. 651)are not connected. Closer examination showed that


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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