Barco DATA 708HS R9002230, Owner'S Manual

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6-8
Random Access Adjustment Mode
5975589 BARCODATA 708 HS 080998
Select with ê or é
then <ENTER>
<EXIT> to return.
LEFT-RIGHT (E-W)
V CENTERLINE BOW
V CENTERLINE SKEW
RIGHT BOW
RIGHT KEYSTONE
LEFT BOW
LEFT KEYSTONE
SEAGULL CORRECTION
Left-Right (east-west) Adjustments
Left-right and center adjustments affect only the vertical lines of the
projected image.
Select with ê or é
then <ENTER>
<EXIT> to return.
LEFT-RIGHT (E-W)
V CENTERLINE BOW
V CENTERLINE SKEW
RIGHT BOW
RIGHT KEYSTONE
LEFT BOW
LEFT KEYSTONE
SEAGULL CORRECTION
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H&V SIZE
V LINEARITY
BLANKING
To start up the left-right and center adjustments, follow the next
procedure :
Push the control disk 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)
- seagull correction
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 disk up or down to highlight
a function and press ENTER to activate this function.
Press EXIT to return.
Corrects for curvature of the vertical lines on the left side
Correct by pushing
the control disk to the
right
Correct by pushing
the control disk 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 the keystone geometry correction of the vert. lines on the
left side
Corrects for curvature of the vertical lines on the right side
Seagull correction
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.
Push the control disc up or down to highlight SEAGULL CORREC-
TION on the Left-Right menu and then press ENTER .
Eliminate the deformation by pushing the control disc to the left or to
the right until a straight line is obtained.