Dicas Reparação




Modelo - Chassis


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Resultados 81469
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyPSX30
LOOSE LEAD ON C101 Frequent slowing down of motor. Found one lead of C101loose.
SonyPSX30
DEFECTIVE DETECTION LEVER Scraping noise. Cause: detection lever had been jammed underprotrusion on bottom of cam gear in shipping and was permanently warped.This was touching the top of the magnet ass'y on the motor shaft.
SonyPSX20
DEFECTIVE IC101 In play mode turntable operates normally, in stop mode (poweron) turntable rotates backwards. In STOP mode, IC102-2 output goesnegative 2.1V and inverting input remains slightly positive (Pin 6). Theoutput of LOGIC Pin 6 of IC101 remains at +1 volt. G
SonyPSX7
DEFECTIVE Q203 Automatic function engages when power is turned on or off, andspeed varies. This only occurs when unit is cold.
SonyPSX7
REPLACEMENT MOTOR WILL NOT MOUNT During troubleshooting, we found that replacement motor(A-460-801-9A) would not mount properly. Dimensions of motor shaft andspindle were different.
SonyPSX6
OPEN CAP C205 After several minutes of operation platter slows down and getsprogressively slower.
SonyPST25
SPACERS TO REMOVE Platter scrapes on side opposite tonearm.
SonyPS212
LEAKY Q3 Turntable speed is too fast.
SonyPS20F
REPLACING STYLUS The stylus of the moving coil cartridge for the PS-20F isreplaceable. The part number is ND206.
SonyMDR3L2
WIRES BREAK The distributor (Norcal) has reported to me several brokenwires on these units. The wires break at the plug end.
SonyM200
SPRING OUT OF LOCATION Switch SW3 did not move to OFF position when stop buttonengaged. Problem was spring (3-561-626-00) was off at stud end, not slideend.
SonyM101
SHORT ON MIC. No sound.
SonyICFS5W
SOLDER CONNECTION Sound would come on loud then become low and distorted.
SonyICFC805W
DEFECTIVE IC AND R602 No light in display tube. Low B+ to IC.
SonyICFC805W
BRIDGE SOLDER CONNECTIONS ON PCB Clock running 10 seconds fast per minute.


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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