Barco R9002139 - Manual (Page 29)

Random Access Adjustment Mode
6-8 5975039 BARCOVISION 508 071298
Select with or
then <ENTER>
<EXIT> to return.
Top-Bottom (north-south) Adjustments
Top-Bottom and center adjustments affect only the horizontal lines
of the projected image.
To start up the Top-Bottom and center corrections, follow the next
procedure :
Push the control disc up or down to highlight TOP-BOTTOM (N/S)
on the geometry menu and then press ENTER.
Only the green image is displayed while making top-botton adjust-
ments. The red and blue images will automatically be corrected in
the same manner. Convergence corrections are automatically
disabled for the duration of these adjustments.
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 vertical lines are straight.
To enter an alignment, push the control disc up or down to highlight
a function and press ENTER to activate this function.
Press EXIT to return.
TOP-BOTTOM
Select with or
then <ENTER>
<EXIT> to return.
H CENTERLINE BOW
H CENTERLINE SKEW
TOP BOW
TOP KEYSTONE
BOTTOM BOW
BOTTOM KEYSTONE
Correct by pushing
the control stick
backward
Correct by pushing
the control stick
forward
Corrects for curvature of the horizontal lines in the middle
of the image.
Corrects the tilting of the horizontal lines in the middle of
the image.
Corrects the keystone geometry correction of the hor. lines on the
upper side
Corrects the keystone geometry correction of the hor. lines on the
lower side
Corrects for curvature of the horizontal lines on the upper side
Corrects for curvature of the horizontal lines on the lower side
Select with or
then <ENTER>
<EXIT> to return.
TOP-BOTTOM
H CENTERLINE BOW
H CENTERLINE SKEW
TOP KEYSTONE
TOP BOW
BOTTOM KEYSTONE
BOTTOM BOW
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING