NEC MultiSync FP1350 - Page 64

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4-9. Corner Distortion Adjustment Signal: No. 33 (788*1200@75Hz) All white
Do this integrate when distortion is adjust in the top or the bottom after the integrate to 4-8 sections.
4-9-1. Top Corner Distortion Adjustment
1) Open Menu (S), TAG4 "CORNER TOP".
Adjust "+", "-" SW so that the top corner forms a right angle. (maximum ± 1.0 mm)
Fig 4-10 Top Corner Distortion
4-9-2. Bottom Corner Distortion Adjustment
1) Open Menu(S), TAG4 "CORNER BOTTOM".
Adjust "+", "-" SW so that the bottom corner forms a right angle. (maximum ± 1.0 mm)
Fig 4-11 Bottom Corner Distortion
4-9-3. Top Corner Balance Adjustment
1) Open Menu(S), TAG4 "CORNER TOP BAL".
Adjust "+", "-" SW so that the top corner forms a right angle. (maximum ± 1.0 mm)
Fig 4-12 Top Corner Balance