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Modelo - Chassis


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(Chassis)
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SonyCCDV8AFU
NO POWER ON CAMERA No power on camera mode. Check pin 2 of CN-702, short toground.
SonyEVS900
NO POWER No power to unit at all - assembly clock display. Found F-103 (DT-63) board open. Replaced F-103 and powerwould only stay on for about 5-10 seconds, then shutdown. CN-201/4 wasonly about 1.5 volts.It should be 9volts.
SonyCCDF77
AF MICROCOMPUTER JIG DATA DOES NOT CHANGE When using the AF Microcomputer Jig, the data does not changeon the LED readout.
SonyCCDF55
AF MICROCOMPUTER JIG DATA DOES NOT CHANGE When using the AF Microcomputer Jig, the data does not changeon the LED readout.
SonyCDXR79
SKIPS, DISPLAY E04 AND EJECTS Unit would spin for about 20-21 minutes and then develop ahigh-pitched squeal. Sound would then start to distort, and EO4 wouldflash on display and CD would eject.
SonyCDXR77
SKIPS DISPLAY E04 AND EJECTS Unit would spin for about 20-21 minutes and then develop ahigh-pitched squeal. Sound would then start to distort, and E04 wouldflash on display and CD would eject.
SonyCDX7580
SKIPS, DISPLAY EO4 AND EJECTS Unit would spin for about 20-21 minutes and then develop ahigh-pitched squeal. Sound would then start to distort and EO4 wouldflash on display and CD would eject.
SonyCDX7580
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.
SonyCDX7540
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.
SonyMDR7506
SENSITIVITY RATING Please explain how sensitivity and rated power are measured.This unit is rated at a sensitivity of 106db/mW. Does this mean it needs106dBm to drive it? Does it mean it will put out 106dBspl for everymilliwatt pumped into it? Your assistance is appreci
SonySTRAV310
UNIT WAS DEAD - NO OPERATION Unit was dead. Found 5V supply to syscon IC-301 to have toomuch ripple. Found wiring harness from CNP-801 on power board to mainboard had pins 2 and 3 reversed at one end.
SonySTRAV910
VOLUME WILL NOT REDUCE TO ZERO Customer complained to servicer that volume could not bereduced to zero. Servicer found that grounding wiper on volume controlkilled sound from speakers and in the lowest volume position the threesections of the pots measured 10-20 Ohms not zero. Repla
SonySLHF750
TENSION SPRING (REF 266) PART NUMBER Servicer needs the type of spring as shown, Ref. No. 266 onpage 126 of the service manual. The part number 3-696-394-01 yields acoil spring from Kansas City Parts or from San Jose SSC stock. We needthe correct part number for the spring as shown in the
SonyCFD64
CD SHUTS DOWN DURING PLAY AND SCAN CD player would shutdown during Play and when scanning thedisc.
SonyCDX80
330UF/6.3V CAPACITOR IS LEAKING LIQUID This unit has multiple capacitors that are leaking liquid.This turns the traces a dark brown color. C-505 56uF/6.3V, C-564 andC-565 330uF/6.3V and C-510 56uF/6.3V are the same light-blue color. Theother 330uF 6.3V caps with the same part number (1-124-


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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