Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySL30
LOW AUDIO PLAYBACK LEVEL By shimming head out 0.012 inch the audio level came up toaround normal levels. I would like to know why the head angle is sotouchy on these two head samples.
SonyTCYX50
NO PART # FOR CAPSTAN MOTOR No part number for capstan motor in Service Manual. -HQ COMMENTS: The part number is 8-835-049-01. The part is availablefrom NPC.
SonyTCK65
MISSING PART NUMBER FOR CHASSIS ASS'Y MECHANISM Need part number for chassis ass'y mechanism. -HQ COMMENTS: The number is X-3564-020-0. It is available from NPC.
SonyFD40A
KEYSTONE PICTURE, REPLACED Q601 Keystone raster. Found no 17 volts being generated.
SonyKV1961
INTERMITTENT AUDIO, REPLACED NEON LAMP On position number 6, audio would come and go. Found neonlamp causing triggering of the muting circuit.
SonyMDRFM5
PART NUMBER FOR S401 We need part # for S401 auto off switch. -HQ COMMENTS: The part # is 1-553-589-00. The S/M for the US version ismissing some parts. This has been supplemented with the Radio S/B #172.Parts are also listed in the S/M for US/E/AEP version.
SonySL2700
DEAD Push power switch on, power switch light does not light, drumis turning, TV/VCR switch does not work, and will not take a cassette.
SonyBMC110
POOR TAPE PATH, INTERMITTENT DISTORTED PICTURE When playing back on a good VTR, the playback picture haslines and horizontal pulling at the top and bottom of the picture (this isintermittent). Also, picture bounces vertically intermittent. Thisproblem looks like the Betamovie has bad tape path.
SonySTRVX550
INOPERATIVE REMOTE Receiver will turn on with remote but no other functionswork. All previous modifications including reset, capacitor, surgesuppressors and ground repairs were done. Serial data is entering IC403at Pin 21, but no output.
SonyCFSD7
INTERMITTENT FUNCTIONS Unit will only go into REWIND or RECORDING mode inter-mittently. STOP button will have no effect. Disconnecting power cordwill reset unit to STOP mode. Pressing any function button, the unit willgo only into REWIND.
SonyXR20
POP NOISE EVERY 5 SECONDS A popping noise every 5 to 7 seconds is heard through thespeakers.
SonyKV1221R
SHUTDOWN, REPLACED Q601 Using an isolation transformer, unit will work properly.When using the wall outlet, unit will not turn on. The only diff. foundwas the isolation transformer output was 8VAC less than the wall outlet.
SonyKV25XBR
WRONG PART NUMBER The service manual shows IC1502 as part number 6-066-717-10 inerror.
SonyKV1355R
WIRING ERROR IN MANUAL, A-12 CONNECTOR REVERSED In the manual, the wires to plug A-12 on the A board arereversed. We discovered this while troubleshooting a key board problem.
SonyKV1920
START CIRCUIT BURNS UP The start circuit would fail to turn off despite the factthat the set was running and making 18V for the horiz. osc. circuits.We found the trouble to be caused by a defective horiz. osc. IC. It tookabout 11V to fire, this permitted the start transistor


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.

Verifique se o esquema está disponível na área de downloads