Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
---|---|---|---|---|---|
ITT | Digi | Brightness at max & fly back lines. | Zenor 5.1c s/c , zener in R603 pos instead of 470pot. | ||
ITT | Digi | Blank raster. | T610 , VCU IC650. | ||
ITT | Digi | At switch on EHT rises then falls. | R754 high. | ||
ITT | CVC9 | Sound - loss of sound. | VDR R409 use a VA8650 from wVe. | ||
ITT | CVC830 | dead | St/by mains tfrmr o/c pri | ||
ITT | CVC830 | Colour - Intermittent or no colour. | Replace C721 ( 100uf ) by line IC ? | ||
ITT | CVC825P | Raster - loss of raster & line collapse. | D611 , R628 , R632 , R643 , T615 ( BC546A ) | ||
ITT | CVC824 | Sound - Volume to high. | Fit a 1.8k resistor across vol control. | ||
ITT | CVC824 | Sound - Distorted & low. | C228 ( 160uf ) o/c. | ||
ITT | CVC824 | Colour - Intermittent no colour. | C721 ( 100u f , 16v ) | ||
ITT | CVC824 | Blank raster. | D301. | ||
ITT | CVC823 | No raster | Pin 8 TDA3560 only 1v (5v); T400 leaky | ||
ITT | CVC823 | Dead - Chirping after switching off. | T616/7 ( BC238B ) leaky. | ||
ITT | CVC820 | Frame - Blowing Frame chips. | Check for broken lead out on L411. | ||
ITT | CVC820 | Channels - Intermittent channel changing. | Change focus spark gap. |