Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18945
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKV32XBR15
BUZZING ON CHANNEL 11, ADD ATTENUATION Buzzing noise on channel 11 (Sunshine Cable) which gets worsewhen SRS system is ON. Tried a working KV27XBR in customer's home and italso does the same thing. Customer had another brand name set which Ihooked up to the same cable outlet and had no prob
SonyCCDF77
SERVICE MODE ERROR CODES ERRONEOUS Old error codes were not erased from memory by previousservicer. This is contrary to instructions on page 58 of Supplement No.1 which states Be sure to rewrite the addresses from 20 to 26 to Data 00after the operation. This provided erroneous first (or
SonyITA305
BATTERY DOES NOT FIT CORRECTLY This is a replacement battery. The legs are too wide to mountin the board.
SonyITA205
BATTERY DOES NOT FIT CORRECTLY This is a replacement battery. The legs are too wide to mountin the board.
SonyITD150
DEFECTIVE KEYPAD Keypad is defective 7, 8 and 9. Redial and mute will notfunction. Jumper pushed through board.
SonyITD100
LOW DIAL TONE Low dial tone - zener diode ZD-311 is leaking.
SonySPP50
UNIT DISCONNECTS LINE AFTER 20 SECONDS. Unit disconnects line in approximately 15 to 20 seconds. Thisis due to the fact that IC-1 pin 14 is internally shorted to ground (at743 Ohms). This in turn holds IC-5 pin 20 low and the micro disconnectsthe line.
SonySPP50
NO DIAL TONE No dial tone. Z-1 is shorted. Credit also B. Kennedy forassistance with FPR.
SonyCCDF33
INCOMPLETE "F" RING ASSEMBLY Servicer ordered replacement front lens assembly because lenswas broken. Part received was ring without lens. The price we sell thepart suggests that the lens is included. The drawing in the service man-ual also indicates the lens is included. Please
SonySLV575UC
CAPSTAN MOTOR ALWAYS RUNS Capstan motor always runs fast. IC-501/71 (capstan stop) highin eject mode. Q-423/C low, but about 3VDC still applied to motor.
SonyHVR200
NEED PART NUMBER
SonySLVRV5UC
UNIT WON'T TURN ON - INTERMITTENT Unit won't turn on - intermittent. No functions work when ACpower fluctuates.
SonyKX2501
JAIL BARS IN PICTURE, REPLACED C-667 Jail bars vertically in picture. Traced ripple to +12 voltline on board PCB with oscilloscope then traced it to an open C-667 the15 volt filter for the 12 volt supply from the switched mode supply.
SonyKV1396R
TINY GLITCH MOVING UPWARD IN PICTURE, REPLACED C525 Tiny glitch moving upward in picture. Its barely noticableexcept on straight edges. Approximately 1.0 volt ripple measured atTP-85.
SonySL2000
CAPSTAN SERVO WILL NOT LOCK ON COLD START Capstan servo will not lock. Adjusted capstan free speed andFG amp. Unit will play all day with no problem. The next morning thesame problem occured. I thought the problem was heat related. Sprayedfreeze mist and found IC-412 and IC-408 very sensiti


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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