Dicas Reparação




Modelo - Chassis FS


Pesquisa: FS Enviar Dica Resolvida
Resultados 1630
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCFSW301
NEW POWER TRANSFORMER DOESN'T FIT POWER BOARD Original power transformer was open, ordered new one part#144878111. The legs of the new T801 are at a different distance fromeach other than are the legs of the old T801.
SonyCFS208
TAPE DECK SHUT OFF - STRETCH SPRING (REF 105). The sensor lever is hitting the tab to the auto shut offlever making the tape deck shut off.
SonyICFSW55
INCORRECT WORLD TIME - MOSCOW When customer programs unit for local time(Los Angeles UTC-8)unit shows time in Moscow, Russia as UTC+2. This time is incorrect,should be UTC+3. During Summertime in Moscow it is UTC+4. At no timeis Moscow UTC+2 - Radio is programmed wrong and see O/M
SonyCFSW470
PINCH ROLLERS NOT ENGAGING ON DECK A Deck A pinch rollers will not fully engage, because spring 109has become mis-aligned.
SonyCFSW470
MECHANICAL NOISE, DECK A WHILE PLAYING REVERSE SIDE Take up reel slips while playing reverse side on Deck A, soundlike a clicking noise. Spring (123) falls off and removes the tensionthat keeps the take up engaged.
SonyCFSW470
BOTH PINCH ROLLERS ENGAGE AT THE SAME TIME The Rec/PB wires fall out of their holder and become lodgedabove the pinch roller assy. (269). In play mode the wire forces bothrollers down.
SonyCFSW308
NO RECORD When recording, record lever (Part #72) activates the slideswitch S301 (Rec/PB SW) but becomes of the nature of the lever, S301 isnot pushed-in all the way causing it not to record.
SonyCFS730
NO MOTOR FUNCTIONS - REPLACE C373, P/N 1-126-176-11. Radio section, amp work OK. No cassette power. Motor B+ islow. Found C373 shorted. After replacing the cap, Ifound that the voltageon the 10V rated cap was 9.2 volts.
SonyCFS209
RECORD AND PLAY BUTTONS JAMMED Unit comes in with record and play buttons stuck down. Thestop button does not work for stopping or ejecting. Removing the frontpanel and looking under the deck shows that some excess amount of force onthe record and play buttons has caused the record
SonyICFSW77
POOR SENSITIVITY - RESOLDER C512 Poor sensitivity. 41 meter band not working. The 1st stagebuffer was shorting to ground by the shield plate at location of C512 andR534.
SonyCFSW308
NO AUDIO OUTPUT - REPLACE IC303 AND R131 No audio, R131 opened and IC303 shorted.
SonyCFS1040
NO AUTO REVERSE - REALIGN LEVER (REF 118) Deck will play one direction when you hit the reverse buttonto play other direction it gets stuck and will not reverse. I am the decktech and out of the decks I repair I see this problem 6 out of 20 decks(3%).
SonyCFS1040
NO AUDIO OUTPUT ON TAPE - RESOLDER LEAF SWITCH S401 Tape deck functions work properly, but no audio output andOpr/Batt indicator off switch terminals of S401 are cold soldered, causingS301-1 that supplies voltages to Pin 9 (Vcc) of IC303 (power amp) and D350(Opr/Batt indicator) to zero volt.
SonyCFS2470
WOW AND FLUTTER AND TAPE SPEED FAILURE, DECK A ON REVERSE DI Misplaced wires of top of the pinch roller arm(Part #104forward direction pinch roller). When on reverse direction the wires aregetting caught between the head chassis assy. and the forward dir pinchroller arm. Cuasing the forward dir. pinch roller arm
SonyCFSW439
NO/ INTERMITTENT STOP/EJECT Ref# 168 becomes bent at end near capstan. Also #159 becomesbent at same point.


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