Dicas Reparação




Modelo - Chassis 21


Pesquisa: 21 Enviar Dica Resolvida
Resultados 8326
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MarcaModelo
(Chassis)
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SonyCDPC215
VARIOUS PROBLEMS (RESET NOT WORKING) FLEX CABLE REF. 101 BAD This unit would manifest a variety of odd problems, includingno play. Noticed that RESET on IC-202 was not going to 0V as required.It stayed at around 3V. Found a break in the ground lead of flexconnector between Main and BD board. This robbed the BD
SonyCDPC211
VARIOUS PROBLEMS (RESET NOT WORKING) FLEX CABLE REF. 101 BAD This unit would manifest a variety of odd problems, includingno play. Noticed that RESET on IC-202 was not going to 0V as required.It stayed at around 3V. Found a break in the ground lead of flexconnector between Main and BD board. This robbed the BD
SonyCDPC221
NEWER UNITS HAVE DIFFERENT LOADING GEAR SCREW, 7-682-661-09 Newer production units have a different screw for securing theA loading gear (ref. 112). The original screw is a step screw whichserves as the shaft for the gear the newer units have a machine screwwhich secures the gear to a brass post which is secured
SonyCDPC211
DISC TABLE ROTATES CONSTANTLY Disc tray would rotate constantly when powered on. Could notopen or close tray.
SonyCDPC215
DISC TABLE ROTATES CONSTANTLY Disc tray would rotate constantly when powered on. Could notopen or close tray.
SonySSM621AM
CONNECTOR P801 IS REVERSED, S/B # 46 HAS BEEN ISSUED Connector P-801 on the Main board is reversed.Pin 1 should read Back GearPin 3 should read Battery -HQ COMMENTS: We have issued Security Products Service Bullein number 46using your information.
SonyTAAV621
AUDIO CUTS OUT, UNIT IN PROTECT - CHANGE R807 & R857 I have several customer complaints regarding this problem.It occurs when in surround mode and the rear level is adjusted at 50% ormore. When the master volume is increased, unit goes into protect (relayopens). This problem occurs when in Simulated or Ha
SonyCDPC221
CD ONLY PLAYS FIRST 40 SECONDS, THEN REPEATS CD would read TOC and play the first 40 seconds, then repeatitself.
SonyHST221
NO TAPE MOVEMENT - TAPE "A" LOST PINCH ROLLER X-3358-204-1 Pinch roller shaft got loose from lever assembly. Thisresulted in the roller coming out.
SonyTCW421
DECK "A" EATS TAPE AND DOES NOT WORK PROPERLY - BELT 111 OFF Belt A1 had come off pulley causing unit to eat tapes.
SonyHST221
UNIT INOPERABLE - IC701 SHORTED AND BLOWN FUSE F901 Apparently IC-701 shorted and took out 6A fuse F901 in powersupply.
SonyTAAV421
MISSING PART NUMBERS: IC953 AND IC956, 8-759-604-32/-39 We recently had an inquiry for p/n's for IC956 and IC953.After a great deal of searching, we finally found them in another s/m.The TA-AV421 s/m has many problems including missing pages, incorrectp/n's for reference no.s, p/n's missing, etc. Please chec
SonyHST211
SCHEMATIC ERROR: Q512 HIGH SPEED SWITCH The schematic diagram indicates (page 11 of s/m) that the B+and B- supplies will be shorted if Q512 is activated to switch to the highspeed dub mode. This is obviously incorrect. Please notify Tokyo of theproblem so that a correction can be made to the
SonyHST211
INCORRECT PART: REF NO. 72 - BLOCK "A" New buttons are physically different and not working in unit.Sent original and new buttons to Kansas City Parts for stock check. -HQ COMMENTS: This information was FAX'd to KCP (D. Ponder, P. Barnett)on 3/17/93. Waiting for info from KCP. -KCP REPLY:
SonyTAAV421
CD PLAYER ATTACHED CANNOT BE TURNED ON OR OFF The associated CD player, CDP-221, could not be turned on oroff. Leaky Q-110 in the TA-AV421 was holding the CD control line in itsoff state.


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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