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6-8
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-bottom
adjustments. The red and blue images will automatically be cor -
rected in the same manner. Convergence corrections are auto -
matically 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 high-
light a function and press ENTER to activate this function.
Press EXIT to return.