Dicas Reparação SONY




Modelo - Chassis


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(Chassis)
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SonyKPR4110
A BLUE AND GREEN LINE 1/2" HIGH, TAPE ON MIRROR On the screen appered a blue and green line about a 1/2 high,extending from the upper right to the center of the screen.
SonyEVS700U
INTERMITTENT NOISE DURING PCM PLAYBACK After warm up excessive intermittent noise appear on tracks ofPCM playback. RV102 very sensitive. IC103 & D101 temperature dependent.
SonyCCDV8AFU
NO SELF RECORDED PLAYBACK This unit was not recording ATF signal. It caused the unitnot to play back the tape, which was record in this unit. This unitplayed all other tapes fine.
SonyCCDV8
NO COLOR IN RECORD MODE This unit played back with color but did not record color.
SonyKV2649RX
PLUG SET PRODUCES A PULSING SOUND THROUGH SPEAKERS, Q604 Plug set in master power switch on set produces a pulsingsound through speakers. When power switch is pressed set comes on withnormal picture and a slight hum in audio.
SonyCFSW400
MISSING PART NUMBER No part number listed for front cabinet #10 on page 25 ofS/M. -HQ COMMENTS: The part number for the front panel (Ref. #10) isX-3327-907-1 silver and X-3327-908-1 black. A S/B has been issued.
SonyTCM10
PART NUMBER Item number 28 page 30 of S/M for TCM-10 lists the partnumber for the stopper washer as 9-910-999-34. This is a no longeravailable number. -HQ COMMENTS: This washer should be P/N 3-315-384-11.
SonySL20
PART NUMBER FOR BLACK TUNER PRESET LID Ordered a black preset lid for an SL-20 (P/N 3-684-177-01) butreceived a silver lid. Tried ordering part number for other units withblack lids but experienced same problem. -HQ COMMENTS: Two known good numbers are X-3684-146-1 for a black lidwith red S
SonyKV1976R
NO VIDEO, REPLACE IC301 No video, audio has power.
SonyCDP302
ALIGNMENT PROBLEM Skipping-changed BU-1A will not read TOC RF PLL alignmentgood, but not stable changed IC305 no change.
SonyTCFX4
PART # FOR SWITCH ASSY I need the part number for the switch assy S801-S807.These are the function switches. -HQ COMMENTS: Function button assy is Ref. #65 on page 31 of the S/M.P/N is A-2145-043-A.
SonyCDP30
LENS CHANGE, SEE SERVICE BULLETIN # 0310 Production change. This unit has new type optical assy KSS-120C (P/N X-4910-441-1). There is no supplement or S/B on this change onCDP-30. CDP-70 has a supplement to the S/M describing changes. Svcr.states that there are some changes to PC board also
SonySLHFR70
PART NUMBER What is the part number of PS2.6x4 screw and the spring pin2.5x16 on page 88 of the S/M. -HQ COMMENTS: The P/N of the screw is in the Hardware List on page 92(7-628-235-95). The pin is not available. However, a 2.5x14 pin shouldwork (P/N 7-626-302-31)
SonyBMC550
DISTORTION IN UPPER AND LOWER PORTION OF PICTURE Upper and lower portion of picture was distorted only duringa short period of time after standby to REC or REC PAUSE to REC. Afterthis point, playback picture appears normal.
SonyBMC110
UNIT DEAD, NO POWER UP Unit was completely dead, no operation. Found u-comp of SS-17board (IC301) Pin 38 (Reset) always remains low.


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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