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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyXR65
CONTINUOUSLY SCANS (AM) Unit continuously scans in AM mode.
SonyKV2649RX
JIG ADAPTER INFORMATION Servicer has Sylvania (CK-3000) test jigs in shop and wants touse them on KV-2649RX chassis. Found the inductor in the jig burned out. -HQ COMMENTS: The following adapters are available from Telematic,108-02, Otis Ave., Corona, NY 11368 (718) 271-5200
SonyD5
UNIT WOULD START UP AND THEN ALMOST IMMEDIATELY SHUT DOWN Unit would start up and then almost immediately shut down.Found the -5 volts missing due to defective DC convertor.
SonySL2700
UNIT WOULD NOT RECORD FROM TIMER Customer complains that unit would not record from timer.I verified that when in TIMER RECORD mode, power would come on but unitwould not start up. Found D22 on timer II board open.
SonyCDP101
AUDIO Servicing dealer had worked on unit several days. Whiletrying to adjust unit, disc would suddenly speed up and then reject. Alsosometimes in STOP mode, we could hear disc motor running erratically. Atfirst, we tried to localize problem to RF section,
SonyCDP101
AUDIO Dealer complaint was won't accept discs. Found that afterinsertion, discs would spin faster and faster until system rejected andtray opened. STOP mode adjustment checked OK, RFCK 1/4 present on IC201.Opening GFS switch caused disc to spin erratically,
SonySTRVX750
AUDIO Unit DOA. Replaced power supply inverters. When we switchedto 4-6 ohms on SP IMPEDANCE SW, unit smoked R813 and went dead. Furtherinvestigation showed -28VDC supply shorted to ground.
SonyBMC110
PINCH ROLLER ASS'Y BMC-110 uses two different pinch roller assemblies, which arenot interchangeable. Also the same number is given for the BMC-220. -HQ COMMENTS: Pinch arm block assy (A-6747-230-A) has been substitutedto a new (-B) version. This new (-B) version will au
SonySL5800
BEARING PG 3-10, #426 Part #3-646-185-00 (bearing) shows as no longer available.Please advise if there is a substitute that is not in computer. -HQ COMMENTS: The bearing, Ref 426, is no longer available. When thispart is needed, please order the following parts together:
SonyWMF15
NO AUDIO Headphone jack broken.
SonySL2401
PRESET VOLUME BLOCK Servicer ordered this part and received a part that fitperfectly but the switches had only three positions, yet this unit is CATVready. The microfische shows 1-230-125-00 for the sister set SL-2406. -HQ COMMENTS: The preset volume block part number lis
SonyCFS77
MOTOR PULLEY The pulley being supplied by KC is for a square belt. Thepulley required is for a flat belt. KC insists that they are providingthe correct part. Please investigate this problem for me. -HQ COMMENTS: Two pulleys are listed under the same Ref. No. 455
SonySL2700
F/L ASS Dealer stock unit is physically damaged. Tape transport isbroken. Please advise part number for complete assy. -HQ COMMENTS: A new cassette compartment assembly is now available(P/N A-6751-236-A). We will be issuing a T/N on this subject.
SonySL2710
S/B 164: SOUND NOISE DURING P/B OF A TIMER RECORDED TAPE This mod was installed in these two units and it resolved theproblem. In two other units the mode was installed incorrectly by twodifferent technicians and the units had no Beta HiFi record. Afterinstalling the mod correctly the units worked good. -HQ
SonyTCFX500R
INTERCONNECTING PROBLEM (RM-44 WITH TC-FX500R) When these 2 units are hooked together and the remote FFbutton is pushed, the TC-FX500R goes into the REWIND mode. -HQ COMMENTS: The RM-44 is designed for used with components: ST-JX44,TA-AX44 and a tape deck (TC-FX44 or 500R). In this set-up, the GND



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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