Dicas Reparação




Modelo - Chassis


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(Chassis)
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SonyKV2657R
INCORRECT PART NUMBER, COVER NECK Incorrect Part # 9-910-999-51 Correct Part # 4-334-942-00 -HQ COMMENTS: We will publish service bulletin on this.
SonySTRVX5
WRONG PART NUMBER IN MANUALS Incorrect P/N 1-121-361-00 Correct P/N 1-123-361-00 -HQ COMMENTS: We will issue a Service Bulletin.
SonyKV2084R
REMOTE CONTROL BUTTON FAILURE Excessive and repeated remote control failures due to remotecontrol sheet rubbers are open. The following buttons are usually open:picture/volume/channel.
SonyTCFX510R
UNIT COMES ON IN REC MODE When the unit is turned on it appears as if the RECORD buttonhas been pushed and is waiting for the PLAY button to be selected. Also,the tape counter does not work nor will the REC/PLAY TIMER function.
SonyTAAX360
INCORRECT PART NUMBER FOR IC-101 Both IC
SonyCCDV8AFU
FOUR VERT. LINES IN PICTURE DURING E-E OR CAMERA RECORDING Four evenly spaced vertical lines appeared in pix during E-Eor camera recording. Also appears during self recorded playback.
SonyKV2644R
RETRACE LINES, REPLACED R749 Retrace lines in pix.
SonyKV2645RS
AUDIO POP ON CHANNEL CHANGE, ADJ T207 Loud audio pop on channel change, power on, or power off.Changed T207 on A board, this reduced pop somewhat, but did not eliminateit. Adjusted T207 while changing channels to eliminate popping.
SonyRME100V
PICTURE DROPOUTS ON TAPE RECORDED ON EVS-700U FROM CCD-V8AFU Dropouts occur in LP recording mode.
SonySLHF400
SNOWY PICTURE IN BETASCAN WHEN WARM (APPROX. 1 HR OF USE) After running the unit for approx. 1 hr, when CUE or REVIEWis used picture is extremely snowy. Unit was very temperature sensitive.
SonyXR77
NO LOADING Cass will not load. This happens on models XR-50, XR-70.and XR-77. 385 deforms with use (years) to the point where loading isincomplete. 387 joint lever assy can latch 386 threading arm assy. Removecass holder, then carefully bend upwards to restore 9
SonyESR10
WRONG PART NUMBER Reference numbers 229 and 230 are crossed. In orderingreverse pinch roller (item 230 on page 26 of service manual), I receivedforward pinch roller (item 229). -HQ COMMENTS: We will issue a S/B.
SonyKPR4110
CP6001 OPEN, REPLACED CP6001 This unit is used with a Panasonic VCR PV-1770 and when theVCR comes out of the scan mode (review) the unit will go into HV shutdownand sometimes open CP-6001. This is caused by a problem with the VCRchanging the horizontal freq. This unit opened CP-60
SonySL5200
INT. BLOWS F001 AND Q002 Unit would very int. blow Q002 and F001. It was very hard tolocate the problem because short would disappear on the 12V line before itcould be located.
SonySLHFR90
SERVO ADJUSTMENTS IN MANUAL INCORRECT Test point for Betascan drum speed adjustment (P. 202) isincorrect. Also, X-0 jitter adjustment is impossible - can -HQ COMMENTS: Correct test point for Betascan adjustment is IC021 Pin 5.X-O jitter adjustment is not necessary due to servo improvement


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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