Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
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MarcaModelo
(Chassis)
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SonySPP150
INTERCOM MODE OPERATION Customer complains the intercom does not work properly.Instructions on page 19 of the instruction manual are not clear. Thehandset will ring once and lock a channel for 1 or 2 seconds. Whatshappening is the customer is going into the talk position afte
SonyKV25XBR
NO SOUND OR SOUND CRACKING No sound or sound cracking on some channels.
SonyKV25DXR
NO COLOR ON SCRAMBLED STATIONS ON CABLE Problem on the Exeter Cable Co. Exeter, New Hampshire(continental). The unit had no color on 1 scrambled station and flashingcolor on the other. Found burst signal - measured 80mv on the stationthat was flashing and 50mv on the one with no color. All
SonyPATCH PANL
SONY PATCH PANEL Does a replacement parts list exist for the test panels usedat our SSCs? In particular,DPDT center off toggle switch3PDT center off toggle switch3PDT 2-position toggle switchSpecial audio SG toggle switchAlso, is a similar bat handled 4PDT (center off,
SonyKV27SXR10
VERTICAL JUMP USING VCR, LEAKY C-1734 There was a vertical jump in the picture using VCR playback.
SonyKV27TX11
NO BAR DISPLAY, REPLACE IC-101 No bar display on screen.
SonyCDPC20
INCORRECT OPERATION OF DISC DRAWER On power-up spindle chassis would drop and carousel wouldspin, but drawer would also open half way and then close. Also, whenchanging from disc to disc, drawer would again open half way and thenclose. Otherwise, unit worked correctly.
SonyD4
INCORRECT VOLTAGES IN SERVICE MANUAL The voltages around IC-401, Q-407 etc. in the power supplyappear incorrect. If they are incorrect, what should they be? -HQ COMMENTS: Pin 1 = 1.36V, 2 = .92, 3 = 1.74, 4 = 1.2, 5 = 5.72, 6 =0, 7 = 0, 8 = 9.76, 9 = 0, 10 = 3.57, 11 = 2.54, 12 = 1.28, 13
SonyKPR4620
DUST ON SCREEN, REPLACED SCREEN Dust on screen.
SonyEDC55
LENS HOOD, LENS CAP AND GRIP BELT PART NUMBERS The part numbers for the lens hood, lens cap and grip belt areas follows: Description Part Number Lens Hood 3-730-741-01 Lens Cap 3-730-742-01 Grip Belt 3-730-743-01 -HQ COMMENTS: A
SonyFD35
TUNING DIAL FOR FD-35A Detroit SSC has received four cabinet assemblies (front) andthe tuner dial is missing. There is no part number for dial so I assumethis should be part of the cabinet. Could you please check into this?Thanks. -HQ COMMENTS: Tuning indicator is included
SonyCDXA10
CNP901 LINE OUT CABLE Cannot identify part number for cable between Jack Board andMain Board. Two versions - older units (serial No. 17627) have a single8-pin connector for the Jack Board and dual 3-pin (5-pin connectors) forthe Main Board. Newer units (serial No. 22395) ha
SonyCCDF30
NO COLOR E-E IN CAMERA MODE No color from camera section and line in. All other functionsworked properly. Found Q-360 not switching properly. It would not toggleIC-365 on IC-364. Camera 5V out of DC-DC converter was just low enough tokeep Q-362 on about 3.7VDC. This in turn wo
SonyCCDV3
NO CAMERA LUMINANCE No luminance coming from camera section. Pin 36 of IC-801had no luminance signal, all DC voltages were correct and all signals toIC-801 were present - YH, B-Y, R-4 and YL-YH. Changed IC-801 still noluminance.
SonyKV27SXR10
LINE ACROSS TOP OF SCREEN, AG HOLDER, NO SOLUTION The outside tech in Costa Mesa informed me of customerscomplaining about the three band that hold the aperture grille fromoscillating. The problem is the customer can see the top line from adistance of 7 to 8 feet. The tech has been out to four custome


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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