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(Chassis)
SintomaCausaSoluçãoPor:
SonyCDX5270TEST MODE ERROR CODES EXPLAINED (SEE CAR BULLETIN # 373) Error codes which are not explained in the service manualsometimes appear on the display when operating the unit in the test mode.
SonyCDX5260TEST MODE ERROR CODES EXPLAINED (SEE CAR BULLETIN # 373) Error codes which are not explained in the service manualsometimes appear on the display when operating the unit in the test mode.
SonyCDX5090REMOVING KEYSWITCHES (USE PYRO-PEN JR. ON SETTING # 1) The keyswitches may be difficult to remove without damagingthe PCB.
SonyCDX5090KEYSWITCHES FAIL The keyswitches fail. It is most often the SELECT key butcould be any key. Sometimes there are more than 1 bad switch on the samefaceplate. -HQ COMMENTS: The QA group in Tokyo has been notified and samples havebeen sent to them. An improved switch ha
SonyCDX5070TEST MODE ERROR CODES EXPLAINED (SEE CAR BULLETIN # 373) Error codes which are not explained in the service manualsometimes appear on the display when operating the unit in the test mode.
SonyCDX5060TEST MODE ERROR CODES EXPLAINED (SEE CAR BULLETIN # 373) Error codes which are not explained in the service manualsometimes appear on the display when operating the unit in the test mode.
SonyCDX4090PAGES 39 - 42 MISSING FROM SERVICE MANUAL CDX-4090 Srvice Manual. Four pages are missing: pages 39 -42.
SonyCCDVX3MECH SCRAPING NOISE OR DRUM WON'T TURN/RPL SCREWS; SB CAM387 Unit has propblem with excessive mechanical noise, ejectswithout tape in it or won't load tape, check to see whether or not thescrew that holds ref 164 loosens out. So far we had 2 units with samecomplaint. W33G4942 s/n1006109 W33g4203 s/n 1006500
SonyCCDV9EXCESS BRIGHTNESS AND NEGATIVE IMAGE IN EVF / NEW BOARDS Excess brightness and negative image in EVF after installedthe new MCB ordered from NPC. Found resistors R908 R923 values reversed. -SOLUTION :Reinstalled R908/R923. EVF returned to normal.
SonyCCDTRV70NO PICTURE IN THE LCD MONITOR / INSERT DATA INTO B0 TO BB No picture in LCD monitor.
SonyCCDTRV70NO EJECT/ DRUM RAMPS UP/ REPLACE X502 OFF OF IC505 When powering up unit will spin the drum and stop. No otherfunctions work. After resoldering IC505 same problem. Isolated problemon servo board VC125, and found X502 not oscillating.
SonyCCDTRV40NO PICTURE IN THE LCD MONITOR / INSERT DATA INTO B0 TO BB No picture in LCD monitor.
SonyCCDTRV40NO EJECT/ DRUM RAMPS UP/ REPLACE X502 OFF OF IC505 When powering up unit will spin the drum and stop. No otherfunctions work. After resoldering IC505 same problem. Isolated problemon servo board VC125, and found X502 not oscillating.
SonyCCDTRV30NO PICTURE IN THE LCD MONITOR / INSERT DATA INTO B0 TO BB No picture in LCD monitor.
SonyCCDTRV30NO EJECT/ DRUM RAMPS UP/ REPLACE X502 OFF OF IC505 When powering up unit will spin the drum and stop. No otherfunctions work. After resoldering IC505 same problem. Isolated problemon servo board VC125, and found X502 not oscillating.



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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