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Misconvergence; Focus - NEC MultiSync FE001SB Service Manual

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5.7 Misconvergence

Misconvergence
* With White Crosshatch (17 lines horizontally by 13 lines vertically ) applied.
* Zone A is a circular area with 236mm diameter at the center.
* Zone B is a rectangular area (315mm x 236mm) outside of the Zone A.
* Use worst case horizontal/vertical misconvergence between any two primary colors.
Zone B

5.8 Focus

Focus
Signal No.13
Contrast : Max.
Brightness: Cut off
Zone A: X, Y ≤ 0.25 mm within the 236 mm diameter circle
Zone B: X, Y ≤ 0.3 mm within 315 mm x 236 mm
Zone A
Resolution: 1600 x 1280 (75Hz)
Character: 7 x 9 pixel "∃"
Color : White
Judgment:
"∃" character are readable with clearly at the whole screen.
7 dots
Use the video card "Matrox G550" and receive Microsoft
Excel "Work sheet" (1280*1024(85)).
Make sure that there is no double line for horizontal.
X
9 lines
The gap between lines
should be crisp.
5-24
Y

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