Barco R9002139 - Manual (Page 28)

Random Access Adjustment Mode
6-7 5975039 BARCOVISION 508 071298
Select with or
then <ENTER>
<EXIT> to return.
LEFT-RIGHT (E-W)
V CENTERLINE BOW
V CENTERLINE SKEW
BOW
KEYSTONE
Left-Right (east-west) Adjustments
Left-right and center adjustments affect only the vertical lines of the
projected image.
Select with or
then <ENTER>
<EXIT> to return.
Select with or
then <ENTER>
<EXIT> to return.
LEFT-RIGHT (E-W)
V CENTERLINE BOW
V CENTERLINE SKEW
BOW
KEYSTONE
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING
To start up the left-right and center adjustments, follow the next
procedure :
Push the control disc up or down to highlight LEFT-RIGHT (E/W) on
the geometry menu and then press ENTER.
ENTER will select Left-Right adjustment menu
EXIT returns to random access adjustment mode main menu.
ADJUST returns to operational mode
Only the green image is displayed while making left-right 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
- vertical centerline bow
- vertical centerline skew
- side keystone (left - right)
- side bow (left - right)
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.
Correct by pushing
the control disc to the
right
Correct by pushing
the control disc to
the left
Corrects for curvature of the vertical lines in the middle of
the image.
Corrects the tilting of the vertical lines in the middle of the
image.
Corrects the keystone geometry correction of the vert. lines on
the right side
Corrects for curvature of the vertical lines on the right side