NEC MultiSync FP1350 - Page 62

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4-4. Side Pincushion Adjustment Signal: No. 33 (788*1200@75Hz) All white
1) Open Menu (S), TAG3 "SIDE PIN".
Adjust "+", "-" SW so that the side pincushion distortion is small ( maximum ± 0.5 mm).
A
B
C
A
B
C
Fig 4-4 Side Pincushion
4-5. Trapezoid Distortion Adjustment Signal: No. 33 (788*1200@75Hz) All white
1) Open Menu (S), TAG3 "ALIGN".
Adjust "+", "-" SW so that the Trapezoid Distortion is equal to X
top
and X
btm
. (| X
top
- X
btm
| ≤ 1.0 mm)
Xtop
Xbtm
Xtop
Xbtm
Fig 4-5 Trapezoid Distortion
4-6. Parallelogram Distortion Adjustment Signal: No. 33 (788*1200@75Hz) All white
1) Open Menu (S), TAG3 "TILT". Adjust "+", "-" SW so that the vertical line and horizontal line at the
screen's center fall at right angles. (maximum 90° ± 0.5°)
Fig 4-6 Parallelogram Distortion