Random Access Adjustment Mode
6-9
5975039 BARCOVISION 508 071298
Horizontal Size Adjustment
Push the control disc up or down to highlight
H SIZE
on the Geometry
menu and then press
ENTER
.
ENTER
will select horizontal size adjustment.
EXIT
returns to random access adjustment mode menu.
ADJUST
returns to operational mode.
Adjust the horizontal size by pushing the control disc to the right or
to the left until the exact image width is obtained.
Note :
- If the internal # pattern was selected, this pattern remains on the
screen.
- If the genlocked pattern was selected, the external source will be
displayed.
A bar scale and a numeric indicator help to gauge the horizontal size
adjustment.
Hint : In order to avoid loss of resolution in the projected image and
to ensure maximum CRT longevity, do not use an excessively small
horizontal size setting.
EXIT
will return to Geometry.
Select with or
then <ENTER>
<EXIT> to return.
H SIZE
70
H size too
large
H size too
small
Ideal image width
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING
Vertical Linearity Adjustment
The vertical linearity adjustment function corrects for vertical non-
linearities which extend from the center of the image to the top and
bottom of the image.
Push the control disc up or down to highlight
V LINEARITY
on the
Geometry menu and then press
ENTER
.
ENTER
will select vertical linearity adjustment.
EXIT
returns to random access adjustment mode menu.
ADJUST
returns to operational mode.
Adjust the vertical linearity with the control disc until the distances
between the horizontal lines of the set up pattern are equal from top
to bottom.
EXIT
will return to the Geometry menu.
Select with or
then <ENTER>
<EXIT> to return.
V LINEARITY
70
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING
