Dicas Reparação




Modelo - Chassis


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(Chassis)
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SonyKV27AVR
ADJUSTMENTS FOR CD PLAYER Service manual does not include the adjustments for the CDplayer. Suggest a supplement be issued. HQ COMMENTS: We will recommend that a supplement be issued. We may al-so issue a service bulletin. In the meantime, the adjustment procedure isthe same
SonyXR550R
RADIO DEAD, CASSETTE OK Radio dead but cassette will play. About five units that werenew installs seem to be effected. Also happened to S/N 120222.
SonyTAE77ESD
HUM FROM PRE-AMP THRU DIGITAL INPUT When using digital input on pre-amp, there is a hum from out-put.
SonyD10
NOISE IN AUDIO ESPECIALLY WHEN USING BATTERY There is a static type noise in the audio. The RF eye patternhas a (ghost) image when viewed on the scope. As the DC supply voltageis dropped from 12V to 6V, the noise gets worse.
SonyCCDV3
SHUT DOWN Unit would load and rewind but no play/fast forward. Servicerhad replaced flex board FP-53 and still had same problem. I could see nooutput out of pin 3 of FP-53. Made an ohm check of continuity and every-thing seemed to measure ok. Found the problem
SonyD10
DISC SPINS VERY FAST Turn unit on, disc spins very fast.
SonyCDP70
SKIPPING DUE TO RESTRICTION OF SLED MOTOR MOVEMENT When replacing sled motor, room must be made in housing formotor to track properly.
SonyWMF76
WRONG SPEAKER When ordering the speaker, we receive 1-502-631-00. While thecomputer shows this to be a correct cross, the speaker is about 4 timestoo large. Can you help?
SonyKV1370R
NO PICTURE OR SOUND,REPLACED TUNER, Q241, AND R241 High voltage came on, no raster, no sound. 1) Sound problemwas traced to R255 opened, Q252 shorted, performed audio upgrade.2) No video was traced to shorted VHF tuner on the 5 volt line. This wascausing regulator Q241 to short and resistor R241 to ope
SonyCDP102
RF PLL ADJUSTMENT Intermittent TOC and/or tracking.
SonySL2000
PINCH ROLLER ASSEMBLY X-3669-307-0 subs A-6759-344-A will not physically fit. -HQ COMMENTS: The spring must be replaced with the pinch roller. Theoriginal spring is larger and will not allow the replacement pinch rollerto fit properly.
SonyECM16
WRONG TIE CLIP HOLDER We are receiving the wrong tie clip holder for this unit. Ihave enclosed samples. Please note the diameter of the holder. -HQ COMMENTS: We reported this problem to Tokyo. They have changed thematerials and diameter.
SonyCDP310
DISC SPINS BACKWARD When replacing this part in a CDP-310, it was discovered thatthe motor is mounted 180 degrees from where it should be. This causes themotor to run backward when installation is completed.
SonyEVS700U
CONTROL S JACK What type, if control is Control S? -HQ COMMENTS: Control S is Sircs, the same as our remote controls.Sircs is described in the (Sony Remote Control Systems). Manual partnumber is 2RM383-1.
SonyCCDV9
P/N FOR SHIPPING CARTON There is no part number listed in the service manual forshipping carton. -HQ COMMENTS: Part number is 3-719-839-01. A service bulletin will beissued.


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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