Seagull Correction; Top-Bottom (North-South) Adjustments; What Can Be Adjusted; Start Up - Barco R9002380 Owner's Manual

Seagull correction

What can be done ?
Use this correction only if, after adjusting the vertical lines with the side bow or side keystone, still a 'S' deformation is visible on the
left and the right side of the image.
The default value on the bar scale for this correction is 50.

Start up

To correct the Seagull Correction :
Push the cursor key é or ê to highlight SEAGULL CORRECTION (menu 1)
1.
2. Press ENTER to activate.
Eliminate the deformation by pushing the cursor key ç or è until a straight line is obtained (image 1).
LEFT-RIGHT (E-W)
V CENTERLINE BOW
V CENTERLINE SKEW
RIGHT BOW
RIGHT KEYSTONE
LEFT BOW
LEFT KEYSTONE
Select with é or ê
then <ENTER>
<EXIT> to return.
menu 1

Top-Bottom (north-south) Adjustments

What can be adjusted ?

Top-Bottom and center adjustments affect only the horizontal lines of the projected image. The skew, the bow, the keystone and
the seagull deviation can be adjusted.
Start Up
To start up the Top-Bottom and center corrections, follow the next procedure :
1. Push the cursor key é or ê to highlight TOP-BOTTOM (N/S) (menu 1).
2. Press ENTER to select.
The Top-Bottom menu will be selected (menu 2).
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
SIZE
V LINEARITY
BLANKING
Select with é or ê
then <ENTER>
<EXIT> to return.
menu 1

Note

Only the green image is displayed while making top-botton adjustments. The red and blue images will automatically be corrected
in the same manner. Convergence corrections are automatically disabled for the duration of these adjustments.

Which adjustment can be executed ?

The following adjustments can be executed
- horizontal centerline bow
- horizontal centerline skew
- Top bow
- Top keystone
- Bottom bow
- Bottom keystone
All adjustment are indicated on the screen with the function name, a bar scale and a number between 0 and 100.
Adjust the next alignments until the horizontal lines are straight.
5976066 BARCOCINE 7 07022000
image 1
TOP-BOTTOM (N-S)
H CENTERLINE BOW
H CENTERLINE SKEW
TOP KEYSTONE
TOP BOW
BOTTOM KEYSTONE
BOTTOM BOW
SEAGULL CORRECTION
Select with é or ê
then <ENTER>
<EXIT> to return.
menu 2
Random Access Adjustment Mode
7-15