Dicas Reparação




Modelo - Chassis MDS501


Pesquisa: MDS501 Enviar Dica Resolvida
Resultados 6
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyMDS501
BROKEN DISPLAY PCB - REPLACED BROKEN DISPLAY BOARD Board broken in half during shipping. The ams knob does notuse a retainer nut on the outside of the front panel. If pressure isapplied to the knob there is nothing to prevent damage to pc board.
SonyMDS501
NO RECORD/ INTERM EJECT - REPLACED IC110 Unit would not play back after recording and when TOC editwas finished it would not eject.
SonyMDS501
EJECTS DISCS - REPLACED MISSHAPEN RECORD HEAD HR901 When you insert a disc unit attempts to read and ejects.Found record head on two units to be bent back preventing disc fromcompletely loading.
SonyMDS501
AFTER RECORDING UNIT WILL ERASE ENTIRE DISC - REPL IC101,110 Unit worked fine all measurements were good, but whenrecording it would record informatin on head but after rec unit woulderase entire disc. Noticed pre 94 IC's in unit.
SonyMDS501
NO SCROLL FUNCTION - IC301 DISPLAY DRIVER Song titles would not scroll across display. Replaced IC111and IC103, no change in symptom. -SOLUTION : Replaced IC301 display driver restored operation.
SonyMDS501
DIGITAL NOISE IN PLAYBACK AND RECORD - REPL IC101 Noisey digital playback. Recorded playback was even noisier.


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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