Focus; Raster Regulation - NEC FP1355 Service Manual

5.8 Focus

Focus

5.9 Raster Regulation

Rater Size Regulation
•The picture size change is less than adjusted value in either the horizontal
or vertical direction over 30% to 100% luminance range and 90 - 132VAC
or 198 - 264VAC Input respectively.
Displaying 7 x 9 pixel "e" with white single pixel
strokes, the entire screen shall be readable with clearly
discernible characters at normal viewing distance.
≤ 0.5% of the horizontal or vertical picture size
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