Extron electronics VNM EC 200 User Manual page 154

31. Click the right device tab (see figure 139,
32. Select the Format Editor (
33.
In the Source Format panel, adjust the Pixels Per Line field (
correctly.
Be sure to click the Save button each time the line is adjusted (
NOTE: The pixels per line may or may not be close to the required value depending
on the mode chosen as the starting point in step 16. A suitable starting value can
be estimated by adding together the values of the Active Pixels and First
Pixel fields shown in the Source Format dialog box (left tab in this procedure).
Figure 139. Enter Values Into the Source Format Editor Page
Use the fine line moiré test pattern on the display to adjust this field.
•
NOTE: If a fine line moiré test pattern is not available, then this field can be
adjusted by monitoring the right side of the image and setting the value so that
adding or subtracting 1 pixel either shows all of the image or crops the last
pixel.
With the fine line moiré test pattern displayed, there should be no aliasing (banding)
•
visible in the image.
If banding is visible and the right side of the image is missing, reduce the Pixels
•
Per Line value by 20 or 30 pixels.
If banding is visible and all of the image is shown, increase the Pixels Per Line
•
value by 20 or 30 pixels.
).
1
).
2
1 1
2 2
3 3
VNM EC 200 • Format Editor Page
) to size the image
3
).
4
4 4
144