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MarcaModelo
(Chassis)
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SonyKV25VXR
PART NUMBER FOR X202 ON (MV-7) BOARD Need part number for X-202, MV-7 board. -HQ COMMENTS: Part number is 1-567-303-11 (10.7mHz crystal). A servicebulletin will be issued.
SonySLHF360
UNIT DEAD, CANNOT TURN OFF POWER LIGHT Recording switch was stuck by broken front panel.
SonySLHFR70
DIAGONAL LINES WEAVING IN PICTURE When in PLAY mode, there were diagonal lines of interferenceweaving in the picture, more noticeable on color pictures. IC001 pins 9and 15 had high frequency oscillation. This was only noticeable in PB,not in STOP mode. Checking the following capacitor
SonyKV2084R
OSCILLATION IN PICTURE, REPLACE T-251 & C-256 Unit would tune stations, but showed an oscillation in thepicture. The oscillation appeared sometimes as only covering part of thevideo, and other times covered the full screen. The interfering oscilla-tion was severe, and looked as if the fine tuning
SonyKV27TS20
HIGH-PITCH SQUEAL, SEE SB TVP0114, 1-451-275-41 Intermittent squeal from yoke. -HQ COMMENTS: Please replace the yoke using P/N 1-451-275-41. This wascovered in Service Bulletin TVP0114.
SonyCCDV8AFU
NO PICTURE AND SOUND IS NOISY No picture and sound is noisy.
SonyACV33
NO POWER LIGHT OR CHARGE INDICATION All voltages were up and correct on (VX-1) board, found brokensolder connections at CN1P.
SonyCFS220
NO TAPE AND/OR BATTERIES GOING DEAD Unit will have no tape functions and/or will have a constantcurrent draw on battery or AC power supply, even in the OFF position.This will cause battery to go dead in approximately three days.
SonyPSFL7II
NO DRAWER TRNASPORT +6V PS DEAD No +6V supply - all others good. Regular circuits ok. Fuselink PS409 opens because of a shorted filter cap. Voltage rating on the100uf caps are 6.3V that leaves a very small difference between Vmax andsupply. If other supplies are found to be shorted
SonyCCDF40
THREADING PROBLEM When unit loads tape, the entrance (Tg4) does not go all theway into the drum base track and this causes a tape path problem. This isintermittent. I have three units with the same problem. -HQ COMMENTS: Found loading path was not properly greased. Cl
SonyRMP700E
NON ACTIVE BAND SWITCHING ON STRAV880, NO AUD/VOL CONTROL This remote will not switch bands on an STRAV880, but the pre-set buttons work ok. Also, it has no audio volume control. This is not adefective unit. -HQ COMMENTS: You are correct. The SIRCS codes are different. Wesuggest that the SSC program the cu
SonyRME7
WILL NOT OPERATE PSLX520, BUT OK WITH PSFL770 The start phono command will not operate a PS-LX520, but worksok with PS-FL770. In both cases, the receiver was a STR-AV880. The codeoutput by the RME7 for phono start is 01000110 11111. However, the codeoutput by the RME7 for phono start is 01000110
SonyFDL320
NO COLOR No color. By flexing the PC board, the color would come andgo, an obvious sign of a bad connection or a break. Waveform checks re-vealed distortion at TP-31, emitter of Q-503. Also, the DC level at baseof Q-503 would rise to 1-3 VDC when no color disp
SonyPSLX100
INCORRECT PART SUB When above part number is ordered a sub is received(X-4909-004-1), which is the turntable for a PSLX330. This sub will notfit the PSLX100. The correct turntable for the PSLX100/LX285 is listed inthe manual as the second line entry under item Ref. No. 1
SonyTCWR800
NON ENGAGEMENT OF HEAD ASSY ON TRANSPORT ASSYS (TCM 170R) Cam gear reference number 204 will keep on rotating and headassembly will not pull up into cassette. It will reverse direction andtry other side and then stop.



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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