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Random Access Adjustment Mode
6-105975039 BARCOVISION 508 071298
Blanking Adjustments
Blanking adjustments affect only the edges of the projected image
and are used to frame the projected image on to the screen and to
hide or black out unwanted information (or noise). A 0% on the bar
scale indicates no blanking.
To start up the Blanking adjustments, follow the next procedure :
Push the control disc up or down to highlight BLANKING on the
Geometry menu and then press ENTER.
Select with or
then <ENTER>
<EXIT> to return.
Select with or
then <ENTER>
<EXIT> to return.
BLANKING
TOP
BOTTOM
LEFT
RIGHT
The following blanking corrections are possible :
- Top blanking
- Bottom blanking
- Left blanking
- Right blanking
Therefore :
- If the internal # pattern was selected, this pattern remains on the
screen.
- If the genlocked pattern was selected, the external
source will be displayed.
Bottom blanking
Top blanking
Right blanking
Left blanking
Image too
Tall
Image too
Short
Ideal
Image
Hight
Ideal
Image
Hight
Horizontal Size Adjustment
Push the control disc up or down to highlight V SIZE on the Geometry
menu and then press ENTER.
ENTER will select vertical 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
vertical size setting.
EXIT will return to Geometry.
Select with or
then <ENTER>
<EXIT> to return.
V SIZE
70
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
H SIZE
V LINEARITY
V SIZE
BLANKING