Dicas Reparação




Modelo - Chassis CCDM8U


Pesquisa: CCDM8U Enviar Dica Resolvida
Resultados 45
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCCDM8U
VERY INTERMITTENT CAUTION LIGHT/REPLACE FP8 After changing tapes and after eject, unit would only recordfor a few seconds. Suspected intermittent reel pulse. Replaced the photocoupler diode to no avail.
SonyCCDM8U
AFTER RECORDING, WOULD PLAYBACK, NO CAPSTAN LOCK AND LP After the symptom occured, I attempted an adjustment for ATFrecord current. Page 73, 3-3-3 pin 1 of RP29 board did not have a signal.I traced into the camera block and found an open connection on the FP5flex cable.
SonyCCDM8U
ONLY WORKS WITH ACP-80UC OR EXT SUPPLY When unit was powered with power supply at 8 volts DC,operation was normal except for unstable drum. When supply was turneddown to 7.5VDC measured at terminals, unit would quickly unload the pinchroller and shut down. The 5 volt to micro was ok as per
SonyCCDM8U
UNIT WILL NOT LOAD- POWER LED FLASHES Unit will not load or unload.
SonyCCDM8U
NO CAMERA VIDEO IRIS IS OK Unit had no record Y signal. Signal out of pin 15 of the ED11(Rec Y) was not there. Tried to inject video from a generator and foundED-11 board shorting out signal. Lifted pin 15 of the ED-11 board toconfirm the problem.
SonyCCDM8U
DOES NOT RECORD VIDEO Unit records audio. Does not record video.
SonyCCDM8U
NO RECORD COLOR No color recording from camera section.
SonyCCDM8U
COLOR BARS IN PICTURE Color bars in picture after recording.
SonyCCDM8U
CAPSTAN MOTOR WILL NOT TURN X-201 had DC voltage on each side. X201 was not oscillatingproperly. Waveform was a bunch of distorted pulses when ejecting. Drumwould also chatter.
SonyCCDM8U
DRUM SPEED FLUCTUATES Drum speed varied constantly. Picture looks like it isbreathing.
SonyCCDM8U
CC-3 BOARD AVAILABILITY Is the (CC-3) board available? -HQ COMMENTS: Yes, the (CC-3) board is part of the mechanical chassis.The part number is listed in service bulletin number VCR0298 (2/27/87).
SonyCCDM8U
BATTERY LIGHT BLINKS - NO FUNCTIONS Unit is dead except for flashing battery lamp.
SonyCCDM8U
NEW CABINET AND EJECT SWITCH Unit would not eject. Installed above part six weeks ago.This cabinet assembly will not work with old style side frame (Ref. #110,pg. 124) which has hole, due to position of eject switch. Eject switchbends out of position and will no longer work.
SonyCCDM8U
THERE ARE TWO MISTAKES IN CAMERA ADJUSTMENT MANUAL 1-9 AGC setting adj. 1-21 Aperture adj.Test point in S/M VC-5 board TP810 ME-1 board TP711Correct test point VC-4 TP685 VC-6 TP952 -HQ COMMENTS: We are investigating this problem.
SonyCCDM8U
EATS TAPES Unit ejects half way then stops. Sometimes will eject buteats tapes.


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