Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCPD1302
SCREEN OSCILLATES AC Power lead from the ON/OFF power switch was dressed acrossthe CRT neck at gun. This introduced 60 cycle hum in picture.
SonyKV32XBR10
JAIL BARS AND NO COLOR, RESOLDERED RESISTOR R-527 "A" BOARD Unit had no color, displayed black and white jail bars.
SonyKV27XBR10
USING MDP PLAYER (VERY QUICK VERTICAL ROLL IN PICTURE), ADJ. Certain discs, using S video input would have a very quickvertical roll in picture during a transition from a very bright scene toa darker scene. Using video input presented no problem. I tried theMDP-510 on several sets all of them KV-27XBR10.
SonySTRGX5ESII
NO DISPLAY OR AUDIO No display, no audio. Unit powers up - video 1 + 2 light upon video monitor only.
SonyKV8AD10
MISSING PART ON SCHEMATIC Missing part on schematic, but part number is listed in partson A board.
SonyCDPC900
JAMMED STATE - DISCS WITH ROUGH EDGE Unit came in for repair on 4 occassions in a jammed state.Certain discs with a very rough edge tend to jam as they are inserted backinto the cartridge after being played. The rough edge had flacking orhair like particles on the edge and was purchased fr
SonyD12
NO SLED MOVEMENT Customer complained of smoke coming from unit. In servicemode, sled motor would not run. Both leads of C-544 touching bottom coverand damaging IC-504.
SonyDTC500ES
NO POWER No power.
SonyCDPC400
NO DISPLAY No display.
SonyDTC1000ES
EATS TAPES FF arm assembly very stiff movement causing slow return ofpinchroller to cassette when ejecting. The pinchroller is also veryglazed.
SonyCCDF56
ERRATIC OPERATION OF LOADING Unit would load partially then unload after a tape is put inunit. Unit would tear up tapes. Customer stated that unit played for30 minutes then ate the tape. Customer was able to eject tape.
SonyCDPC40
INTERMITTENT OPERATION - SKIPPING, NO START OR SHUTDOWN Very intermittent operation of unit. Problem can manifestitself as skipping during play mode, intermittent shutdown, inability toread disc or intermittent start. Problem is caused by a minute particleof matter (in this case a tiny piece or printed circ
SonyCDXR66
AUDIO CUTS OUT INTERMITTENTLY Audio will cut out - sometimes with time or with temp.
SonyKV1946R
SQUEAL - REDUCED PICTURE SIZE, REPLACED L-904 Unit squealed and displayed unsynchronized picture withreduced height and width.
SonyCFS903
INTERMITTENT OR NO RADIO When switching unit to radio, base voltage of Q-301 does notreach 4.9 volts - emitter voltage is B+ to radio. If voltage is low,radio may be intermittent or dead if voltage is too low. DVM measurementof Q-301 shows good transistor but under load transi


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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