Dicas Reparação




Modelo - Chassis CDXR79


Pesquisa: CDXR79 Enviar Dica Resolvida
Resultados 28
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDXR79
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.
SonyCDXR79
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.
SonyCDXR79
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
SonyCDXR79
AM SEEKS IN 9KHZ STEPS AM seeks in 9kHz steps. Is there a combination of buttons todepress to convert to 10kHz USA mode as on some other models?
SonyCDXR79
SERVICE MANUAL ADJUSTMENT SECTION ERRORS The adjustment section of the manual has several errors. Onpage 11, shouldn't spindle height be closer to .95mm than .95cm? On pages12 and 13, the diagrams show the scope connected to ground. I believethe proper reference is Vc (2.5V) for any RF amp a
SonyCDXR79
WILL NOT EJECT Ratcheting noise when unit is trying to eject.
SonyCDXR79
SKIPS Skips on all discs. Found spindle motor did not have suffi-cent torque.
SonyCDXR79
INCORRECT PART NUMBER - L403 The part number listed in the S/M does not come up as valid inthe KCP parts system. What is the correct P/N? -HQ COMMENTS: Tokyo Fax TX-USA91086. Correct P/N for this inductor is1-410-524-41. Refer to Car (CSA-14) Service Bulletin No. 204.
SonyCDXR79
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 plasticbeneath the metal clip which holds the ribbon cable (larger one) close tothe FOP body to extend the ribbon connector. He says
SonyCDXR79
DISPLAY ILLUMINATION IS WEAK Illumination is really weak and/or remote line out does notwork. This problem occurs quite frequently.
SonyCDXR79
CD STOPS IN THE MIDDLE TRACKS Many CDX-R77's, R79's, 7540's and 7580's have CD stuck in MDduring 3 to 5 tracks. The problem is when FOP moved to the middle of theguide shaft the FOP's flexible PCB touch gear (B) Lock (Ref. No. 404).Then unit shuts off.
SonyCDXR79
NO FUNCTIONS, ALL LCD SEGMENTS ILLLUMINATED CONSTANTLY Unit sent to Dallas SSC from authorized servicer who wasunable to cure a disc loading problem. When checked by Dallas technician,the unit was inoperative except for LCD segments being lit constantly. Ifthe deck is disconnected from the unit all other f
SonyCDXR79
QUICK CHECK OF AMP REMOTE LINE Remote line testing can be made easier.
SonyCDXR79
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.
SonyCDXR79
CD SKIPS AND FREEZES UP ON CERTAIN TRACKS CD plays beginning of the first track and then freezesup at the middle and the end of the CD.


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.

Verifique se o esquema está disponível na área de downloads