Dicas Reparação




Modelo - Chassis CDX6020


Pesquisa: CDX6020 Enviar Dica Resolvida
Resultados 16
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDX6020
UNIT WOULD NOT EJECT DISC (REPLACED REF. 902 AND 903) unit would not eject.
SonyCDX6020
SKIPPING WHEN OUTER TRACKS ARE PLAYED The customer may complain that skipping occurs when outertracks of discs are played. This may occur if the mechanism sub-chassisis bent, which makes it more difficult to maintain proper focus at theouter portions of discs.
SonyCDX6020
AUDIO FADES AFTER 10 SECONDS, REPLACE IC502 PN 8-752-330-59 After 10 seconds sound begins to fade, first on one channeland then on the other.
SonyCDX6020
SWITCHES FROM TUNER TO CD AT RANDOM (REPLACE SW622) While playing the radio, the unit reverts to CD operation evenif no CD has been inserted.
SonyCDX6020
EJECTS DISC PREMATURELY (UNIT MOUNTED AT 45 DEGREE ANGLE) This unit is mounted at an approximately 45 degree angle in aconsole on top of the transmission. Intermittently it will eject or nottake a disc. Are there restrictions on the angle of installation? Wouldheat from the transmission cause the unit to eje
SonyCDX6020
PLL FREE-RUN CAN'T BE ADJUSTED AS SPECIFIED IN S/B CAR0173 When following the procedure in service bulletin numberCAR0173, the PLL frequency could not be brought down to 4.3218mHz about4.5mHz was minimum. The following procedure allows correct adjustment.
SonyCDX6020
DISK WON'T PLAY (SLED CONTINUOUSLY DRIVES TO OUTER POSITION) When disk was loaded, the optical block would track all theway out to it's outer most point. Found SW-631 to be closed at all times.
SonyCDX6020
WON'T ACCEPT CD Unit won't load CD. First went to IC-1 (mechanism control)pin 33 put disk in, in other words opened up SW-622, and pin had 3.5V,should have had 5V. I then pulled pin 33 and opened up SW-622 and had 5V.Therefore, IC-403 was loading IC-1's pin 33 voltage
SonyCDX6020
SKIPS DURING TRACKS 3-5 Burbank informed me that he has had complaints where the unitwill skip or stop on track 3 or 5. He installs a piece of plastic beneaththe metal clip which holds the ribbon cable (larger one) close to theFOP body to extend the ribbon connector. He says
SonyCDX6020
NO PRESET MEMORY FOR RADIO STATIONS Unit would not preset audio station memories. Stations andbuttons functioned normally but when memory 1-6 was attempted unit wouldnot hold and would revert back to prior selection.
SonyCDX6020
WILL NOT LOAD DISC - ROLLER SLIPPING ON SHAFT The disc will not be pulled into the unit. It may also not beejected. The disc is engaged with the roller, but the roller is slippingon the shaft.
SonyCDX6020
INTERMITTENT EJECT After pressing eject button, you can hear the loading motorrun but the disc will not eject.
SonyCDX6020
SKIPS OR DROPS OUT AT MIDDLE OF DISC - SQUEAL FROM UNIT Audio cuts out near middle to end of disc. Squealing soundfrom FOP. Observing adjustment positions before alignment, they weredifferent than mine. Focus bias, focus gain, tracking offset and trackinggain. PLL is ok. This also applies to serial numbe
SonyCDX6020
UNIT DEVELOPES HIGH PITCHED SQUEAL AND SHUTS DOWN After playing for a short time, unit would develop ahigh-pitched squeal and shutdown. After replacing optics, unit would notplay unless upside down.
SonyCDX6020
NO OPERATION Transistor Q-409 shorts, damaging the board.


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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