Dicas Reparação




Modelo - Chassis HCD541


Pesquisa: HCD541 Enviar Dica Resolvida
Resultados 7
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(Chassis)
SintomaCausaSoluçãoPor:
SonyHCD541
CD DRAWER NOT OPENING - REPLACED IC321 Unit sent in because cd drawer wouldn't open. Inspection found that cd display completely lit.
SonyHCD541
UNIT DEAD - REPLACED C843 Unit dead, + unreg. voltage is being supplied by SAW542.Reset voltage at Pin #4 or IC714 located on main PCB is low. In this caseit was measured at 2 volts.
SonyHCD541
NO AUDIO IN NORMAL DUB, HI SPEED DUB CAN HEAR CHEEPING In normal dub you cannot hear any audio, but in high speeddub, you can hear a cheeping sound. This sounds like it is reverse ofwhat it should be. Is this normal for this model? The servicer has 3units and they all do the same thing. If you play back
SonyHCD541
ADAPTOR BD NOT POWERING THE UNIT PROPERLY The adapter board, J-2501-074-A, that I received for use inadapting the power jig has a problem. When the board and cable are usedthe display is dim at the right edge. In addition, the CD spindle may ormay not work. The adaptor is being forwarded for you
SonyHCD541
HCD541 TEST JIG - INCORRECT WIRING OF CABLE Test jig for HCD 441 & 541 will not power up unit.
SonyHCD541
NEED PART # FOR REEL CAP Reel cap is shown in manual as not supplied. We need thepart #.
SonyHCD541
UNIT WOULD NOT POWER UP - RESOLDERED CN701 ON MAIN BOARD Only 1 or 2 lights on front panel would light @ power on.Visual inspection of main board showed broken solder joints on almost allpins of CN701.


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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