Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySTRD995
DEAD - REPLACED OUTPUTS The unit was dead. No display because F802/803 opened. FoundQ703 and 704 shorted E - C.
SonySTRD865
NO SOUND - RE-INSERTED CNP803 Found no sound from unit. Found CNP803 loose from mainPCB.
SonySTRD665
DEAD - REPLACED T902 The unit would not power up every time. Found the pins onT902 to be loose, the unit would power up if the transformer wasphysically moved.
SonySTRD615
UNIT IN PROTECTION - REPLACED LEAKY D709 Unit in protection mode even when protect in pin 15 ofIC202 was lifted. Replaced micro. Now unit goes into protection whenspeaker switch A is turned off. By dividing circuit found if D709 waslifted unit worked.
SonySTRD615
NO REAR OUTPUT IN DOLBY SURROUND MODE - REPL X301 No output rear channel or front, only center. X301 nooscillation, X301 on the main board defective.
SonySTRD511
INTERUPT AC & MEMORY LOST, UNIT TURNS ITSELF ON - REPL IC202 When unit is plugged in and turned off, then remove powercord. Let unit sit for 5-10 mins, then plug back in, it turns itself onand resets micro.
SonySTRD365
UNIT IN PROTECT - REINSERTED CNP403 The unit is always in protect.
SonySTRD365
DEAD - REPLACED OUTPUT DEVICES Unit was dead. Found outputs Q708 and 709 shorted. F902opened.
SonySTRD365
NO +5V - REPLACED SHORTED Q951 AND Q802 The unit arrived dead.
SonySTRD1011S
STATIC NOISE ON ALL FUNCTIONS - REPLACED IC404When using Dolby Pro Logic Modes unit had static noise soundslike bad reception on FM. Problem was heat related. Discovered defectiveIC404
SonySSM33
WRONG PART L/R SPEAKER GRILLE FRAME Left speaker grille frame part X49447332 is incorrect aswell as the right side X49447342.
SonySAW542
BUZZ NOISE IN AUDIO - REPLACED IC681 Buzz noise in subwoofer. Found oscillation of around 100Hzthroughout subwoofer circuit, caused by output IC681.
SonySAVA3
NEED PART NUMBER FOR R-CH SPEAKER Need part number for R-ch speaker system connector. -HQ COMMENTS: The part number as per KCP is 156434211. In the Futureplease send all part number requests directly to the Kansas City partsdepartment thru your parts rep.
SonyMDX100
UNIT LOADS THEN NO FUNCTION Unit powered up fine, FM functions worked properly but when amini disc was inserted unit would load but not function. The displaywouldn't change also.
SonyMDS501
NO RECORD/ INTERM EJECT - REPLACED IC110 Unit would not play back after recording and when TOC editwas finished it would not eject.


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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