Dicas Reparação




Modelo - Chassis 5000


Pesquisa: 5000 Enviar Dica Resolvida
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SonySL5000
NEED PART NUMBER FOR ANTENNA SWITCH UNIT When ordering the antenna switch unit by P/N 9-982-040-00,customer keeps getting the antenna terminal strip. We need the currentnumber for the antenna switch unit. -HQ COMMENTS: The antenna switch is not available as a unit. Orderassy #306 P/N 1-464-1
SonySL5000
VIDEO NOISE DURING PB OF TIMER RECORDED TAPE Customer brought in 4 tapes recorded on timer mode complainingof same problem. Recording made in FSC came out OK. Can you pleaseexamine enclosed sample and advise? -HQ COMMENTS: We confirmed the absence of the CTL signal on the sampletape. When the r
SonyKV5000
VIDEO DETECTOR ASSEMBLY PART NUMBER Video detector diode (D201) is enclosed in a can with R270and C225. Servicer claims that he cannot disassemble the can and wantsto know if part number for the assembly is available. -HQ COMMENTS: There should be no problem with disassembling the can an
SonySL5000
CAN Sometimes ejects tape when PLAY is pushed. ANT SEL IN wouldchange logic when button pushed but that the output stayed high. Changingmicroprocessor produced no change. Pins 30, 31 and 29 all were high.Unsoldering these pins allowed the program select t
SonySL5000
WRONG PART NUMBER IN S/M (SS-9 BD/C008) Wrong part number in SL-5000 manual.
SonyCFS5000
NO SOUND ON TAPE PLAYBACK No sound on tape playback. Other functions OK. AMS seems towork. In PLAY (with cassette in) AMS solenoid occasionally kicks.
SonySL5000
SLIPPAGE DURING THREADING/UNTHREADING CYCLES Most threading problems are resolved by replacing belt,threading pulley and using sandpaper to rougher gear C surface. This gearis smooth and gets worse with use. -HQ COMMENTS: Roughing the surface with sandpaper and changing the Egear, belt and pulley
SonyKP5000
PROJECTION TV VIDEO SCREEN CLEANER When applied, the video screen cleaner left streaks on thescreen which could not be removed. Also burnt and irritated his hands.
SonySL5000
THREADING BELT SLIPPAGE CAUSING LOADING AND EJECT FAILURE Failure to load or unload tape.
SonyTCM5000
STATIC IN AUDIO This unit produced an intermittent pop/static in the audio.We found the capstan bearing to blame. I have noticed that this unit isespecially prone to static problems caused by poor grounds.
SonyKP5000
NO CHANNEL LOCK, REPLACED Q2207, Q2208 When programming the set, tuner would not stop on thechannels. We found a constant H (12V) at Pin 4 of IC2202 (Neon Drive).We traced the problem to a leaky Q2207/Q2208 sync detect/clamp circuit.
SonyKP5000
CONVERGENCE CHANGE, REPLACED GREEN CRT When setting unit up for convergence by placing hatch patternon screen, the set would set up nicely. Then when switching the crosshatch off, the pix looked severely mis-converged. Closer inspectionrevealed that only the green was mis-converged and in v
SonyKP5000
COLOR DISTORTION This unit would change the width of the green raster by twoinches when going from min to max brightness. The unit would alsoconverge OK on internal generator and then when it went back to video, theunit would be misconverged but would still check OK on
SonyKV5000
DEAD Days to weeks after repair unit blows 2SC1034 chopper andfuse. Original service was chopper transistor and fuse replacement.Servicer did not find cause of this failure.
SonyKP5000
OUT OF CONVERGENCE Green would go in and out of convergence as the green tube wasarcing. Also brightness level change would affect size of green pictureproducing misconvergence effect.


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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