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故障现象 一台金星C4918彩电,行、场同步,色彩及伴音均正常,在低亮度下光栅右边有约1cm不到边;亮度开大时,光栅中间形成一条压缩的垂直亮线,行线性不良,且随着亮度开大垂直亮线折迭加宽,且右边光栅自下而
Fault phenomenon A Venus C4918 color TV, line, field synchronization, color and sound are normal, the low right of the grating on the right about 1cm less than the edge; brightness open large, the grating in the middle of the formation of a compressed vertical bright line, the line of bad linear , And widens as the vertical bright line folds widening with the brightness, and the right raster from bottom to top