Dicas Reparação




Modelo - Chassis


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Resultados 81402
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyMVCA10
WON'T ACCEPT DISC Machine won't accept the disc. It keeps ejecting the disc.This is the second unit found with the same problem.
SonyWMAF79
LEFT SIDE ONLY DURING TAPE OPER./VOLUME CUTS IN HALF (SOUND) Left side only during tape operation volume cuts in half(sound) compared to right hand side. Noticed several bad volume controls.
SonyCCDV8AFU
EATS TAPE DURING EJECT Eats tape during eject. IC-502 pin 15 not going to normal 4volts. Capstan motor would not turn except after a nudge to start it.IC-502 pin 10 input 150usec. pulse normal as read at turn on.
SonyCCDF55
TAPE JAMS DURING REWIND Tape jams during rewind. Caused by flexible board notproperly seated in the connector. This also applies to serial number22764.
SonyCCDV9
NO RECORD - POOR SOLDER No record. Poor solder at Q-342.
SonyEVS700U
CREASES TAPES Creases tapes. Worn capstan shaft.
SonyCCDF35
NEED PART NUMBER FOR FRAME I need the part number for the frame to which the lens and themechanism are attached. It is shown on page 170 next to items 105 and 111and is marked NOT SUPPLIED. If the camcorder is dropped, this part isbent easily. In this case it is not practical t
SonyEVC3
WILL NOT REWIND COMPLETELY Will not rewind completely. Supply reel clutch action poor.
SonyKV2691R
B+ WON'T REGULATE; UNIT SHUTS DOWN, REPLACE C-540 The unit would intermittently shut down. The problem wascaused by excessive B+. With 120V AC applied the 130V line wasapproximately 145Vdc. The problem was caused by an open C-540. (locatedschematic G-24) C-540 decouples the B+ line from the horizonta
SonyXR7150
ENTIRE DISPLAY ON Entire display on. IC-301 clock pin No. 1 always high.
SonySTRAV920
INTERMITTENT DISTORTED AUDIO RIGHT CHANNEL Unit exhibited distorted weak audio on the right channel.While running functional checks of all controls, found input balancecontrol if moved laterally back and forth would cause distortion to ceaseor make it worse.
SonySLV272UC
PART NUMBER IC-101 Part number listed for this IC in the manual is 1-808-711-11.This is part number for an LA7322. Is this the correct substitute? -HQ COMMENTS: No this is not a substitute. The correct part number forthe LA7325 is: 8-759-821-48.
SonyCDP690
WILL NOT READ DISCS This player would load a disc, but had no sled motor drive andwould not spin. The laser would turn on. FOK reads .1V all the time atpin 1 of IC-301 instead of 5V.
SonyCDPC505
NO OPERATION - IC-102 IS DEFECTIVE The lands to IC-102 on this unit become weak as the defectivechip heats up. They often lift or break. Some boards need to bereplaced.
SonyCDP690
NO OPERATION - IC-102 IS DEFECTIVE The lands to IC-102 on this unit become weak as the defectivechip heats up. They often lift or break. Some boards need to bereplaced.


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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