Dicas Reparação




Modelo - Chassis CDXU300


Pesquisa: CDXU300 Enviar Dica Resolvida
Resultados 22
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDXU300
MECHANISM JAMS (FOUND M501 AND M502 WERE DEFECTIVE) Elevator and loading mech work very slow you will notice ahum on audio. When you take the unit apart to test, unit works fine. Ifyou measure voltage from power supply to mechanism chassis when loadinga disc you measure 4.5v. If you connect Unilink gro
SonyCDXU300
PART # CORRECTION: SW654 Service manual correction # 1, page 4, shows a picture ofSW654 used in some production, but the part number listed is for theswitch used in previous production. The switch in the drawing contains anadditional spring-steel switch actuator which is not fo
SonyCDXU300
DAMPERS LEAK Since early '93, 6 leaking dampers have been found. All havebeen located at the right rear of the unit.
SonyCDXU300RF
DISC JAMS (REPLACED BROKEN GEAR, REF. 112, P/N 3-364-432-01) When disc is returned to magazine from play position, sliderassy #115 is not driven and disc doesn't return fully.
SonyCDXU300
DISC JAMS (REPLACED BROKEN GEAR, REF. 112, P/N 3-364-432-01) When disc is returned to magazine from play position, sliderassy #115 is not driven and disc doesn't return fully.
SonyCDXU300RF
INTERMITTENT POWER ON - REPLACED DEFECTIVE IC401 Power would come on intermittently, found reset IC would have5v at pin 1 and wouldn't at times.
SonyCDXU300RF
WON'T PLAY, ELEVATOR JAMMED (RE-ALIGNED BENT CHASSIS) MD elevator mech. jammed, would not raise. Found chassisbent near front damper. The X-Lever Assy was hitting chassis.
SonyCDXU300
UNIT WILL NOT LOAD CD'S IN VERTICAL POSITION While in horizontal position, unit would load and playnormally, but when moved to vertical position, it would not load CD's.
SonyCDXU300
ONE CD LEFT IN THE CHANGER WHEN MAGAZINE IS EJECTED Unit came back, after it was modifed, with one CD stuck insidethe changer after the magazine was ejected. -HQ COMMENTS: Tokyo has informed us that this problem may be caused byany of the following reasons: the magazine vibrates in the magazinecompartmen
SonyCDXU300
NO FUNCTIONS (REPLACE X601, P/N 1-577-273-11) Unit would not operate or even reset. Observed that LED forDPT sensor would not turn on. Found that crystal X601 was not supplyingsignal to IC601.
SonyCDXU300
CD DOES NOT PLAY WHEN UNIT MOUNTED VERTICALLY Unit accepts CD but will not lock down onto spindle motorplate in vertical position. The D.H. spring becomes bent which allows thedisc to ride on top of plastic guide and not lock properly.
SonyCDXU300
UNIT JAMS, DISCS NOT RETURNED FULLY TO MAG. (REPLACE SW655) Unit would load disc, but then when you went to change disc(for example: from 1 to 5) the slider assembly would not return previousdisc all the way in to magazine. Thus, when the elevator went up or down,the disc would hang up on the elevator assembly.
SonyCDXU300RF
UNIT JAMS, DISCS NOT RETURNED FULLY TO MAG. (REPLACE SW655) Unit would load disc, but then when you went to change disc(for example: from 1 to 5) the slider assembly would not return previousdisc all the way in to magazine. Thus, when the elevator went up or down,the disc would hang up on the elevator assembly.
SonyCDXU300
NO POWER/PLAY; SHUTS DOWN HEAD UNIT (REPLACE D653) When a CD changer is connected to control unit (XR-U200,XR-U330, etc.) control unit shuts down completely and has no power, evenwhen reset. CD changer goes through its reset process, but will not loador initialize CD's.
SonyCDXU300RF
SKIPPING WHEN VEHICLE MAKES TURNS (REPLACE OMD CHASSIS ASSY) The CD player would skip only when the car would go aroundturns. The problem is caused by wobbling of the spindle motor.


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.

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