Dicas Reparação




Modelo - Chassis


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Resultados 3456
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyRX
Severe EW distortion & vertical overscan.Drys on L802.
SonyKVA2942S
FOR vertical SHIFT AND HEIGHT PROBLEMSENTER SERVICE MODE AND MAKE SURE "GEOMETRY SET" IS OFF
SonyKV2764
vertical IC TDA3652 defective. -No longer available- Foldover at the bottom , reduced width.Fit a TDA3654 and change R518 to1,5K
SonyKV2022UB
Line - tearing & jagged verticals.R637 , C609 , C621.
SonyFE2
Line tearing, ragged verticals, arcing noise.incorrectly fitted EHT lead at the LOPT end. Follow bulletin reference TV05900 for correct fitting.
SonyBE2A
FAINT vertical LINES LEFT SIDE OF SCREENFIT 150nf/250v CAP BETWEEN PINS 2 AND 3 OF CNC74 ( IS NEAR FOCUS POT ) 3 PIN PLUG. CAP PtNo 1-137-146-11
SonyAE4
No power, TV goes on/off,vertical deflection incorrectIC802 & fusibles R818/819
SonyAE2
vertical ripple with staining effectD613 double diode in psu has leak in one leg
SonyAE2
vertical ripple & 'staining' effectD613 - double diode in psu leaky
Sharp C2015P
vertical line in the middle of screen. vertical IC defective. Type: X0238CE Replace with a common uPC 1378. (Fully compatible)
SharpDV5101 DV5103
Stuck in StBy: No vertical drive: Colour faults: DAll can be caused by IC1400 VSP replace PtN RHIX426BMZZ
SharpDV3760H
vertical STRIPES ON LEFT SIDE ESP DARK SCENESFIT 1K8 IN PLACE OF JUMPER WIRE R895 Sharp VRD-RA2HD182J
SharpCV2031G
STR 5441 sced. After replacement, (also changed R521) starts with no vertical defl. and goes to stby after a while.Eventually goes dead.Replace also Q613 2SC1815 Tr.
Sharp5BSA 51AT15H
vertical picture shift, alters with temperaturereplace R512 180k 0.5W next to Q508
Sharp4BSC DV6632H
line pulling, bent verticalsC623 4.7uF 50V next to Q603 regulator


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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