Barco Galaxy 12 High Brightness+ R9040370, Owner'S Manual

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7. Random Access
The Linearity adjustment is best done when a hatch pattern is projected on the screen.
By pressing the * key on the RCU an internal hatch pattern is projected instead of the image data.
How to select the Horizontal or Vertical Linearity ?
1. Push the cursor key ↑ or ↓ to highlight the Fine selection. (menu 7-77)
2. By default
hor lin
is already selected, if not, press
ENTER
to scroll through the available Fine selections until
hor lin
or
ver lin
is
displayed.
3. Push the cursor key ← or → to select the desired horizontal or vertical linearity point.
The COL & ROW indicator will show the corresponding position of the selected grid point and an indication box will show the
selected grid point on the screen. (image 7-33)
GEOMETRY DISTORTION
hor lin left top
col = 2
row = 0
pixels x = 0
y = 0
subpixels x = 0
y = 0
Menu 7-77
Image 7-33
Fine horizontal or vertical linearity selections
7.5.7.5.3 Fine Horizontal or Vertical Linearity adjustment
How to adjust the Fine Horizontal or Vertical Linearity ?
We assume
hor lin left
top is selected.
1. Push the cursor key ↑ or ↓ to highlight
pixel x = 0
. (menu 7-78)
2. Push the cursor key ← or → to shift the selected grid point in a horizontal way.
3. Repeat step 1 to 2 for the Fine
hor lin left bottom
selection.
R5976780 GALAXY SXGA+ SERIES 14/10/2005 95