Dicas Reparação




Modelo - Chassis KV27TW78


Pesquisa: KV27TW78 Enviar Dica Resolvida
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SonyKV27TW78
NEW "H" BOARD CONNECTOR CN155 DIFFERENT Ordered a replacement H Board. Original boardconnector CN155 had 8 pins new one has 9 pins. -HQ COMMENTS: The original board is not available. The H boardfor model KV-27V10 uses the same H Board with the addition of theLuminance responder circuit. R
SonyKV27TW78
SQUEAL, SEE BELOW ALSO TVP SB #184 Squeal coming from set. -HQ COMMENTS: Refer to TVP SB number 184 for additional information. C-503 Replace C-519 Move cap away from touching shield. C-548 Move cap away from touching shield. L-509 Apply Silicon in vicinity of L-509
SonyKV27TW78
REMOTE OPERATION ONLY FROM SHORT DISTANCE, IC1001 Remote only works at close range, and is affected bylight. It normaly should work up to at least 7M (21 feet). -SOLUION: Replaced IC1001 on the H Board. -HQ COMMENTS: Make sure the Suffix on the chip IC-1001 ends in 51.Chips ending with H9 have been f
SonyKV27TW78
NO BEEP SOUND WHEN USING CODE SET FUNCTION, NORMAL Owners manual states A long beep sounds, indicating that thecode has been set. Customers remote (RM-Y118) does not beep. Is theOwners Manual correct or not? HQ COMMENTS: The Owners Manual is incorrect. No beep sound will be heardwhen the code set is co


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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