Dicas Reparação SONY




Modelo - Chassis


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Resultados 18945
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(Chassis)
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SonyTAU10
RECORD BUTTON STICKS The RECORD button will lose alignment with the record switchand it becomes stuck in the down position. There does not seem to be any-thing substantial holding the button in alignment.
SonyKV20TS30
UNIT IN SLEEP MODE AS RESULT OF NO VERTICAL DEFLECTION Unit in sleep mode as a result of no vertical deflection.There is a squeal present as if the horizontal frequency was off. Scopingpin 22 of IC-301 showed no VD pulse.
SonyCFD68
SLED CONTINUOUSLY DRIVES OUTWARD RESULTING IN DAMAGED GEAR On CD power up, sled moves to outer limit of disc, sled motorkeeps running, chews up gear (ref. 202). IC-708 continually feeding drivevoltage to sled motor. This IC may at times go intermittant. I havepreviously seen this gear chewed up for no apparen
SonyCCDTR7
LITHIUM BATTERIES DON'T FIT CORRECTLY The dealer reports opening two CCD-TR7 camcorders where thesupplied lithium batteries would not fit correctly and would not workdue to not making proper contact. Also applies to serial No. 0036280.
SonyCDPC75ES
DRAWER WILL NOT OPEN Loading motor will not open drawer. Possible cause isReference No. 113 (loading A) gear. Ramp is steep and requires morecurrent to motor to initiate loading sequence. Voltage on motor is 3.67VDC. By increasing voltage (with external source) to 5 volt
SonySPP120
HOLD FUNCTION NON OPERATIONAL The hold function is not working. The unit disconnectswithin one second after the hold button is pressed. -HQ COMMENTS: I checked the unit that you sent me with the followingresults: IC-701/pin 1 was always high, which was disabling the holdfunction.
SonyTCDD3
HEAD DRUM SPINS ERRATIC/IC-502 The tape would wrap when inserted and the door is closed.When the play button is depressed, the head drum spins erratically. Thereis no audio output and the display reads caution after approximately5 seconds. -HQ COMMENTS: I checked the output of the d
SonyKPR46CX10
INTERMITTENT SHUTDOWN, COLD SOLDER R-830 "P" BOARD Unit presented very intermittent shutdown. This is the secondunit with problem.
SonyBMC110
NO EJECT Noisy gear movement of loading motor assembly and the unitwould unload but would not eject.
SonyKV20EXR10
NO STEREO, ADJUSTED STEV Unit has no stereo stereo LED would not illuminate. Otherfunctions normal. Data & CLK lines OK, MPX input present.
SonyWMF2097
POOR SOLDER CONNECTION AT BATTERY TERMINAL The negative battery terminal on this model often has a poorsolder connection.
SonyWMA602
POOR SOLDER CONNECTION AT BATTERY TERMINAL The negative battery terminal on this model often has a poorsolder connection.
SonyWMAF604
POOR SOLDER CONNECTION ON BATTERY TERMINAL The negative battery terminal on this model often has a poorsolder connection.
SonyWMF2085
NO P/N FOR BELT CLIP LISTED IN S/M The P/N for the belt clip supplied with the unit is not listedin the Service Manual.
SonyCFD444
SERVICE MANUAL ERROR - VOLTAGE ON Q-711 One of our servicers detected an error in the service manual.While troubleshooting the unit, he measured 3.7 VDC at the emitter ofQ-711. The manual has it listed as 7 VDC. -HQ COMMENTS: You are correct. Thank you for pointing this out to us.The manual


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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