Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 3456
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKPR41EXR95
NO vertical, REPLACE IC903(5V REGULATOR) Unit has no vertical deflection. 18V fuses blow after few second.
SonyMDP510
vertical BEND IN PICTURE AUDIO OK Unit had strange vertical bend in picture. If a vertical barwas played back on unit it would have an s shape in it.
SonyKV2786R
LOSS vertical DEFLECTION, REPLACED TUNER AND R540 Unit displayed a horizontal line at the center of thepicture.(When G2 was turned up) There was also no sound.
SonyKV32V15
TOP HALF OF vertical COLLAPSED, R505(-15V RESISTOR) OPEN Top half of pix was collapsed. Found -15v supply from FBTmissing.
SonyKV27TS32
LIGHT vertical BARS IN PIX. ONE EACH AT 2" FROM EITHER SIDE Picture had two 1/4 light vertical lines in picture. Each wasabout 2 inches from each edge of the tube. RGB signals looked like theyhad an extra pulse after sync area.
SonyKV27HSR10
vertical FOLDOVER, REPLACED C501 vertical foldover at top of picture.
SonyPIC1000
vertical BAR ACROSS PASSWORD SCREEN WITH INCOMING CALLS
SonyPVM3230
vertical LINES ON SCREEN CAUSED BY COMB FILTER CFB301 vertical lines on screen 1/2/inch apart.
SonyKV32TS36
PIP vertical ROLL, REPLACED "P" BOARD The PIP will vertical roll.
SonyKV27XBR55
NO vertical DEFLECTION, REPLACED IC500, R559 No vert DFl 1 line only about 1/4 down from top.
SonyKV27V55
vertical JITTER, REPLACED IC501 After 10 minutes time of use, the screen jitters vertically.
SonyKV20TR23
NO vertical DEFLECTION, OPEN YOKE No picture, line on CRT deflection yoke open (on verticalside).
SonyKV1946R
vertical FOLD OVER, REPLACED C529 Vert fold over from top of pix.
SonyCPD1320
DISTORTION LINES AT BOTTOM OF PIC OR vertical JITTER Customer complained of unstable bands of lighter lines anddensity about an inch off the bottom of picture. If you flex the Dboard at the heat sink for IC400 you will get varying degrees of loss ofvert lin and vert jitter. The only ground for several co
SonySLV900HF
vertical JITTER IN PLAYBACK Picture exhibited vertical jitter in playback. The RFswitching point was observed to be, at times, in the vertical blankinginterval or at the top of the screen.


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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