Dicas Reparação




Modelo - Chassis KV13TR20


Pesquisa: KV13TR20 Enviar Dica Resolvida
Resultados 11
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKV13TR20
NO VIDEO, REPLACED C-304 (A BOARD) No video
SonyKV13TR20
NO PICTURE, REPLACED D-513 No picture
SonyKV13TR20
HERRINGBONE INTERFERENCE , SEE SB 102 Customer complained of herringbone interference (Intf) on twoTV sets after they were connected to the cable system. This Intf wasnoticed on channels 2 thru 9. Using cable box, there was no Intf. Customeralso has a KV-1915 and a KV-25XBR. The Intf was not
SonyKV13TR20
INTERMITTENT LOSS OF PICTURE,RESOLDERED VHF TUNER Set will work and start to fade in and out and loss signal.
SonyKV13TR20
INTERMITTENT AUDIO, INTERMITTENT CONNECTION ON "A" BOARD This unit had intermittent audio. Found A-B wires havingintermittent connections on A board.
SonyKV13TR20
CRT REPLACEMENT This set does not have shield as shown in manual. Degaussingcoils mount on metal extensions attached to mounting band on the CRT.Servicer has two tubes for replacement that do not have the attachmentsfor mounting the degaussing coils.
SonyKV13TR20
SET ALL BLUE (R-718 OPEN) SET ALL TGREEN (R-712 OPEN) R-718 open in this unit. R-712 open in another of same model. -HQ COMMENTS: Thank you very much for your report. This is the firstreport with this problem. Please keep in touch with this problem andreport to us.
SonyKV13TR20
NEW TUBE MISSING BRACKET Servicer claims old tube had a bracket which is missing on thereplacement tube. He claims that the band which holds the mounting earsincludes the bracket, which holds the degaussing coil. He further claimsthat bracket and band assembly are pressed from
SonyKV13TR20
PART NUMBER MISSING IN MANUAL FOR YOKE Part number missing.
SonyKV13TR20
CRT CRT in unit has the CRT, coil (degauss) and metal shield asone complete unit. Replacement CRT comes just with the CRT. We need thecomplete assembly part number. -HQ COMMENTS: There are two types of CRTs being used - one is in theservice manual. The o
SonyKV13TR20
BOARD DAMAGE Unit possibly received power surge (lightning) causing D-607to short and R-613 to heat up. Board received damage. This is thesecond unit which received this type of damage. Seems that R-613 shouldbe raised from board.


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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