Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81484
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyLBTG2000
NO CD AUDIO - REPLACE K103 No CD audio with disc playing. Found no audio from D-A converter, K103.
SonyLBTG2000
TAPE PLAYER WON'T ENGAGE IN PLAY-REMOVE EXCESS GLUE FRM LEVR A tape deck would shut off immediately when play is pressed. Found excess loc-tite had dripped down from azimuth screw #357, onto lever preventing it from alinging to enable play even with no tape mounted.
SonyLBTG2000
UNIT STUCK IN TUNER MODE - REPLACE IC1002 Unit would output only radio on CD or tuner and nothing in any other mode. Found pions 9 & 10 on IC1002 switching values correct as the function switches were pressed, but IC not switching correctly.
SonyLBTG2000
NO AUDIO TAPE - RECONNECT CABLE FROM TAPE DECK TO MAIN BOARD Cable that leads from tape deck to main board was not connected.
SonyLBTD560
CD DRAWER WON'T OPEN - DISLOGDE CAROUSEL FROM SPINDLE MOTOR Carousel gets caught on spindle motor making it impossible to open the drawer. Could be caused by attempting to open the drawer with transport key in.
SonyHCDH605
LEFT CHANNEL, NO AUDIO - REPLACED IC401 Left channel is out on deck A traced audio signal to IC401found no output on pin 8 of IC.
SonyHCDH1200
ERROR READING ON DISPLAY "5C5" - REPLACED Q906 Display shows 5C5, unit dead. Cannot power up, Q906defective. 12.6v supply shorted to 5.6v line.
SonyHCDD115
NO CD FUNCTIONS NO DISPLAY - REPLACE SHORTED Q1139 No CD functions no display.
SonyHCDC33
NO POWER - REPLACE F911,912, RESOLD COLD SOLDER ON CN905 No power/ not completely, T/D has some power.
SonyHCDC33
CD DOESN'T PLAY - REALIGN CD MECH Cd doesn't play.
SonyHCDC33
CD DOOR WON'T OPEN - INSERTED AND SOLDERED +LEAD OF C178 CD door wouldn't open. Found C178 positive side lead not inserted thru board.
SonyHCDC33
CD STUCK IN UNIT - REALIGNED MECH CD stuck inside, won't play.
SonyHCDC33
NO FUNCTIONS ON DECK B - REPLACED 7 CORE WIRE Deck B no function don't record, play ff or rew.
SonyHCDC33
TAPE AUDIO LOW - RESOLDERD IC901 Tape A & B sound low. No sound from left speaker.
SonyCDPC445
READS DISC,BUT WON'T PLAY-SOLDER -LEAD ON SLED MOT Unit would read a disc but would not play. Found sled was not moving.


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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