Dicas Reparação




Modelo - Chassis


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(Chassis)
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SonyCDX900
OPTICAL DIGITAL ADAPTER PLUG AVAILABLE AT NPC: ORDER XAD210 This model offers a digital output signal if the customerpurchases the optional optical digital adapter plug, wich converts theelectrical digital signal from the jack on the rear of the unit tooptical. What is the part number for the adapter plug. -HQ
SonyCDX65RF
1 DISC NOT EJECTED (REPLACED REF. 60 AND REF. 205) Unit came in with one CD stuck inside. Looks as if cust triedremoving all discs but one. Noticed MD assy was not chucked down. Resetunit and unit ejected disc, but when attempt to play disc elevator stopsmoving but you could hear that the elevator mot
SonyCDX5070
NO POWER (FOUND IC501 AND IC503 DEFECTIVE) IC503 was physically damaged. After replacing IC503unit wasstill dead. Checked voltage on pin 41 of IC501 for changes wheninstalling face plate, voltages were correct on pin 41, but there was nochange on pin 43 & 44 of IC501.
SonyCDX5060
NO DISPLAY (FOUND D501 OPEN) No display.
SonyCDX4040
BASS VIBRATIONS CAUSE SKIPPING (REPLACED OPTICAL PICKUP) Bass reflect makes CD skip.
SonyGVM20
SCREEN DOES NOT WANT TO COME ON, REPLACED PS201 When Ac and battery are used there is no power to the unit.Check all fuses at power supply are ok. Found PS201 is open. This fuseis on the B+ line that goes into regulator IC202. This IC202 is alsosuppling B+ to IC201.
SonyCCDTR91
NO REC/REC START/STOP SWITCH STUCK CLOSED No rec. VTR controls inoperative. CC ok. Noticed noelasticity of S/S switch when depressed. Close examination revealedswitch stuck closed.
SonyCCDTR91
EE PIX WASHED OUT. CHARACTERS ROLL ON SCREEN/REPLACE DC-DC Picture washed out and characters roll in EE mode.
SonyCCDTR700
INTERMITTENT NO ZOOM AND NO REMOTE CONTROL FUNCTIONS Remote control would not operate camera and also zoom switchon camera will not work.
SonyCCDTR55
DISTORTED VIDEO TEARING PICTURE ON PLAYBACK AFTER RECORD After recording, on playback picture is bending or tearingand video out level is low.
SonyCCDTR101
INTERMITTENT DEAD/RESOLDER IC924 Camera section was dead, VTR section intermittent dead.
SonyCCDFX730V
NO CAMERA VIDEO/RESOLDER CN751 No camera video. Proceeded to check for EE video by openingiris. Verified EE video ok which led to the discovery of no focus or zoommotor action. Concluded problem was the inactivity of lens motor control.While probling noticed CN751 not soldered prop
SonyCCDFX730
RECORD SHUT DOWN WHEN TRANSMITTING FROM A POLICE CAR Units used in a Police car. When the communications radio iskeyed and the camcorder is in record mode, the camcorder will shut down.The power would have to be reset to restart the camcorder.
SonyCCDFX620
UNIT WILL NOT POWER UP/RE-INSTALL Q504 Found Q504 missing from PCB, looked like poor soldering job.
SonyCCDFX520
NO PLAYBACK AUDIO/REPLACE IC401, VA-80 BOARD No playback audio, EE audio ok. Verified PB rf going toIC401 and preceeded to check voltage measurements. All voltages checkedok with the exception of pin 15 of IC401, it measured 0v and schematiccalls for 2.1v.


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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