Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81392
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDFX630
NO VIDEO IN CAMERA MODE/REPLACE IC702 No camera E to E video, only jumpy horisontal lines. VTRvideo OK.
SonyCCDFX620
STRAP MOUNT BROKEN/CABINET SIDE Strap broken off cabinet. Replaced left cabinet.
SonyCCDFX430
EXTENDER FOR DD-64 BOARD/J-6082-195-A Is there a part number for an extender for the DD-64board on this model? -HQ COMMENTS: Please use J-6082-195-A.
SonyCCDFX430
NO CAMERA OPERATION/RESOLDER C719 Had several reports of no camera operation being caused bypoorly soldered C719. This capacitor is critical to operation of timinggenerator IC702. Couples the 28 mHz clock to IC702/p.7. Resolderingrestores proper operation.
SonyCCDFX410
MOSAIC PICTURE/RE-ADJUST V-SUB Picture from camera was in tyupical mosaic pattern. Problemcaused by a mis-adjusted CCD V Sub. Readjustment resolved problem.
SonyCCDF55
DATES DON'T DISPLAY CORRECTLY - EUROPEAN STYLE Dates would not display properly in viewfinder after theVC-100 board was changed. To remedy the problem, the data at Page Daddress 01 was changed from 3B to 59. This address appears to designate several of the features/modes for themodel, i.e. the date
SonyCCDF301
BAD REC/REPLACE C216 AND C240 After rec from cam. pix looked bad. Too low Y and distortedY signal. After measuring rec. current discovered signal coming out ofIC206 pin 7. SW IC low. Found caps C216 and C240 def, leaky. C216 Part112660711 is not on the computer. C216 is 47ufx4
SonyCCDF30
PLAYS LP TAPES AT SP SPEED/REPLACE IC001Plays LP tapes at SP speed.Indicator on LCD is SP. Found defective IC 001
SonyPICPP1
BATTERY PART NUMBER
SonyPIC1000
PART NUMBER FOR THE DL123A BACKUP LITHIUM BATTERY
SonyCSSB100
MOTORBOATING NOISE RIGHT CHANNEL CAUSED BY C12 Unit was motorboating (right channel) and audio wasdistorted. IC2 overheated after awhile. -SOLUTION :Found C12 decreased in value to .0001mf. Replaced cap. -HQ COMMENTS: C12 provides the AC Ground path for the right channel Amp(IC2). Note that same
SonyCPD15SF1
NO POWER, HISSING SOUND CAUSED BY D304 AND D305, A BOARD Monitor would not power up. An intermittent hissing soundcould be heard.
SonyCPD15SF1
TICKING AT TURN ON, NO PIX, NO HI-V CAUSED BY D304 & D305 No pix or high voltage at turn-on. Could hear a ticking noisefrom the horizontal section. Found short in B+ line. Checked IC603 - OK,Q503 - OK. Finally traced short to A board. Found both D304 and D305shorted.
SonyCPD15SF1
BRIGHTNESS FLUCTUATES AFTER WARMUP, POOR CONTACT OF CRT PINS After the monitor warms up, the picture brightness fluctuatesat irregular intervals. Tapping on C board revealed problem.
SonyTCDD7
NOISE IN AUDIO AFTER CUE OR REVIEW (FOUND REF. 322 DETACHED) During cue and review tape would be pulled down in the tapepath. This would cause noise in playback once the play function wasresumed, due to misalignment of tape acrosss head drum. This wouldusually straighten itself out after a few seconds.


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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