Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCFS950
FLYWHEEL SLOPE Fingers on spring (thrust) are not strong enough to supportthe flywheel in position. Flywheel works back towards thrust plate so farthat its gear looses contact with take-up gears causing no take-up.
SonySL250
RESISTOR FAILURE No tuning. No VC to tuner BT-868A. Open R703.
SonyCDXA10
E-99 DISPLAY - NO OPERATION E-99 display. Mechanism would not reset. No operation withmagazine inserted.
SonyTCM5000EV
ECHO RECORDED ONTO TAPES Echo recorded onto tapes. Short whistles or hand claps willhave an echo after about one half second.
SonySSU780
SPEAKER RATTLE The complaint is rattling during loud base passages. Theglue used to seal the cabinet has been poorly applied. In many areas,the glue has been applied but is about 1/4 away from the joints.Apparently the glue is applied by a machine and, although it is
SonyICF2010
NO AM OPERATION When unit was put in AM mode, system control would lock up andit would not respond to any key input. The only way to regain control wasto turn main power switch off. Pin 9 IC502 was at 2.8V, Q43 was off, Q25on, IC4 (Pin 8) 1.7V.
SonyKPR36XBR
IC-5007 P/N INCORRECT, 8-759-708-12, ALSO SEE CORRECTION 2 Both IC's are listed as same in manual. Both have 78L12marked on case, but cases are different, as well as basing. Pls advise.Also, waveforms on Page 73 seem to be misnumbered. 7 on schematic isreally waveform 8, 8 is 9 etc. Please advise. -HQ COMME
SonyCDP30
CHANGING MAIN PCB Ordered a replacement main PCB. The # on the original boardis 1-615-437-14. The # on the new board is 1-615-437-15. The new boardis missing some parts. I removed the missing parts from the old board andinstalled them in the new board. I accompanied
SonyKV27HFR
UNIT SPARKLES THROUGH THE PICTURE, REPLACE TUNER Unit would play for about 5 minutes and then sparklesthrough the picture and popping through the speakers. Finally picturewould disappear. Found problem in tuner.
SonyKV2782R
SERVICE MANUAL CORRECTION, R-538 47K AND R-566 10K R538 shown as 47 ohms, really is 47K. R543 shown as 47K,really is 150K. R566 shown as 15K, really is 10K. All are around Q506pulse amp. -HQ COMMENTS: We will issue a correction on this.
SonyD14
DISC MOTOR WILL NOT SPIN Dead disc motor. Could feel some mechanical binding. Thisoccurred with six dealer stock units at St. Louis SSC.
SonyCDP710
INTERMITTENT OPERATION AT HIGH TEMPERATURE/HUMIDITY Unit will intermittently skip, shut down, or not read TOC.Problem only occurs on hot, humid days, customer does not have airconditioning. Servicer unable to duplicate problem in air cond. shop.This is the second unit servicer has seen with same complain
SonySLHFT7
DISTORTION IN B HI-FI Distortion in B Hi-Fi only. Misadjusting tracking a littleimproved sound quality, but pix then noisy.
SonyXR550R
WON'T PLAY TAPES Load mechanism cycles continuously. Catch is worn out onplate Ref. #223.
SonyPSFL7II
SHORTED C403 Dead set.


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