Dicas Reparação




Modelo - Chassis 14


Pesquisa: 14 Enviar Dica Resolvida
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SonyMDR14
EARPIECE HOUSING CRACKS We have seen many MDR-14 headphones with broken plastic wherethe headband inserts into the driver housing. See reference point R inthe service manual. The plastic bridge breaks and the driver housingthen comes off the headband. -HQ COMMENTS: Tokyo has
SonyKV8AD14
BATTERY LID P/N,9-904-838-01 The remote (RM-793) battery lid part number is missing fromthe service manual.-HQ COMMENTS: The part number is 9-904-838-01. Tokyo will issue a ServiceManual supplement.
SonyXR4147
EXCESSIVE WOW/FLUTTER Unit has excessive Wow/Flutter. The technician replaced thebelt, arm assembly, spindle assembly and motor with no improvement.
SonyBM146
ERROR IN SERVICE MANUAL It has come to my attention that there is a error in theBM-146 service manual. PM-901 should be part number 1-454-194-00 andPM-903 should be part number 1-454-069-00. This problem was brought to myattention by my dealer in Pittsburgh and again by Overl
SonyHST414
INCORRECT PART NUMBER AND PIN CONFIGURATION Costa Mesa has ordered the above part three times. The pro-blem is the flat pak is designed to mount into a cut out on the board.The unit we are dealing with has no cut out. There is no way to bend thepins to mount the IC. Need correct part number for
SonyKV13TR14
VERTICAL COLLAPSE At full voltage (120VAC) vertical collapsed. Lowering thevoltage to 95 A.C brought about an almost full deflection but you couldsee horizontal interference on the edges of the color bars. Found the10.4 Volt (VCC bias line, pin 4 of IC-301) filter cap (
SonyXR4140
PART NUMBER FOR Q102 IS INCORRECT Part number for Q-102 is incorrect.
SonyXR4147
TAPE STICKS WHEN EJECTING
SonyLCV814
PART NUMBER FOR STRAP I need a part number for the strap on the case. -HQ COMMENTS: Please try 3-712-595-11. It is the camera strap partnumber.
SonyKV1714
FLYBACK Flyback transformer part number 1-439-237-00 is substitutedwith part number 1-439-235-00. According to servicer, the substitute doesnot fit the PC board. -HQ COMMENTS: Flyback part number 1-439-237-00 had not been supplied tomass production. Only seve
SonyKV1714
PART NUMBER C534 P/N 1-108-962-00 is not on the computer. In the KV-1715R thedescription is .18, 107, 200V MYLAR. In the KV1714 manual it is listed asa polyethlene. The part number for .18, 200V MYLAR is 1-108-436-00. Isit ok to use this capacitor. -HQ COMMENTS: It
SonyD14
DISC MOTOR WILL NOT SPIN Dead disc motor. Could feel some mechanical binding. Thisoccurred with six dealer stock units at St. Louis SSC.
SonyKV2145R
MISSING PART NO, D512 8-719-305-15 PC board silkscreening has two reference No.s D512, one isshown on mounting diagram in S/M. However there is no part inserted.The other D512 is inserted between C533 and C534 (see attached) andappears to be a D177 case design. An earlier run (S/N 24852
SonyD14
DOES NOT PLAY Found in service mode that spindle would run free no sledmovement in either direction display OK/changing. Found no -5.2V comingfrom DC/DC convertor.
SonyKV2141R
P/N FOR TRINITRON LOGO RGB DOTS Customer complains that she ordered speaker grille P/N4-323-603-00 and RGB trinitron logo color dots were not mounted. Servicemanual shows them as mounted, no part numbers are given for dots alone.Please advise of available complete, or P/N for dots alo


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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