Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81466
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDPX111ES
FLASHING DISPLAY - REPLACED C202Display is flashing and no other functions work, except on/off.Scoped Q204 base shows similar to RF envelope. Checked IC401 -31.9V lineand found that it's pulsating.
SonyCDPC900
WILL NOT LOAD DISC - REPLACED D902 Everything worked normally except the rollers would not turn.IC903 voltages seemed normal except when the rollers should be turningIC903 was not suplying voltage to M602 load motor.
SonyCDPC445
CDPC445 PROGRAM MODE When changing CD's after playing program mode the musiccalendar flashes and when you push skip disc it jumps 2 or 3 positions.
SonyCDPC435
MECH NOISE WHEN OPEN, NO PLAY Unit has mech noise when open drawer or no play. Inspectionunder disc table found chassis part holding lever set broken, lever setloose inside unit.
SonyCDPC435
ALTERNATIVE METHOD TO REPAIRING CHASSIS VS REPLACING Found plastic rod coming out of chassis, as shown on pg 35 ofSM, can be repaired. Purpose of rod is to push on the rack releaseand release rack. If plastic rod breaks, disc exchange doesn't workproperly. Method used is to drill a hole where the rod w
SonyCDPC345
BU MECH POPPING OUT OF CAM GEAR IN THE UP POSITION BU mech came out of cam gear in the up position causing thedoor not to open and unit to jam up.
SonyCDPC325
HUMMING NOISE FROM INSIDE UNIT - SEE S/B HFP381 FOR MOD Could hear a humming noise usually on tracks 2-6 of CD.Replaced optical block 1st time. Unit went out and came back again in 45days with same problem amd changing optical block again along withCDX2500BQ chip and again flex cable. -HQ COMMENTS: See S/B
SonyCDP211
NO AUDIO - IC101 DEFECTIVE No audio output, but plays disc OK. The -9.5V supply wasmissing from IC306,307 and 271. No oscillation found at IC291 pin 5, so nosignal to be rectified by D292. Found no input VID pin 6 of IC291, whichis the WDCK signal from IC101 pin 44 going through a
SonyCFD610
DISC JAM MECHANISM Fingers on the disc case (ref 269) warp causing a disc to jamthe mech.
SonyXRU800
SWITCHING NOISE FROM SPEAKERS WHILE VOLUME IS BEING CHANGED While the volume is being raised or lowered, switching noisemay be heard from the speakers, especially if high power amps or highefficiency speakers are being used.
SonyXRU800
EXTENSION CABLE FOR REPAIRING DISPLAY MCB (J-2502-009-2) It may be difficult to repair the display MCB without using anextension cable.
SonyXRU700
SWITCHING NOISE FROM SPEAKERS WHILE VOLUME IS BEING CHANGED While the volume is being raised or lowered, switching noisemay be heard from the speakers, especially if high power amps or highefficiency speakers are being used.
SonyXRU700
EXTENSION CABLE FOR REPAIRING DISPLAY MCB (J-2502-009-2) It may be difficult to repair the display MCB without using anextension cable.
SonyXRU660
EXTENSION CABLE FOR REPAIRING DISPLAY MCB (J-2502-009-3) It may be difficult to repair the display MCB without using anextension cable.
SonyXRU550
EXTENSION CABLE FOR REPAIRING DISPLAY MCB (J-2502-009-3) It may be difficult to repair the display MCB without using anextension cable.


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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