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Random Access Adjustment Mode
6-12
5976053 BARCODATA 808s SP 010799
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
é
or
ê
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
- 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 disc
é
or
ê
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
SEAGULL CORRECTION
Correct by pushing
the control disc
backward
Correct by pushing
the control disc
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.
Select with or
then <ENTER>
<EXIT> to return.
TOP-BOTTOM (N-S)
H CENTERLINE BOW
H CENTERLINE SKEW
TOP KEYSTONE
TOP BOW
BOTTOM KEYSTONE
BOTTOM BOW
SEAGULL CORRECTION
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
LEFT SIDE CORRECTION
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING