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HD9690 Series HDTV Graticule Generator Manual
DESKTOP CONTROL PANEL OPERATION
Revision 1.5
Page 4-21
4.8.3.1.
Controlling the Ellipse Size (Objects centred, Aspect Ratio Off)
Setup menu
Force centre
Yes
Auto Aspect ratio
Off
When
Force Centre
is On and
auto aspect ratio
is Off, the left shaft encoder is used to adjust the height
and the right shaft encoder is used to adjust the width about the centre of the raster then the
SIZE
button
is selected.
4.8.3.2.
Controlling the Ellipse Size (Aspect Ratio On)
Auto Aspect ratio
1:1
4:3
14:9
16:9
1.67
1.85
2.35
When
auto aspect ratio
mode is On, the shaft encoders are used to adjust the overall
size
of the
ellipse
proportionately about the centre of the raster based upon the
aspect ratio
selected. The left knob adjusts
the top right corner of the
ellipse
and the right knob adjusts the bottom right corner of the
ellipse
.
4.8.3.3.
Controlling the Ellipse Size and Position
(Objects not centred, Aspect Ratio Off)
Setup menu
Force centre
no
Auto Aspect ratio
off
When
Force Centre
is Off and, and
auto aspect ratio
mode is Off the left shaft encoder is used to adjust
the bottom side of the
ellipse
, and the right shaft encoder is used to adjust the right side of the
ellipse
.
4.8.4. Controlling the Ellipse Position
Press the
POS
button while the
ellipse
button is blinking to control the position of the
ellipse
. When
auto
aspect ratio
mode is Off and the
Setup menu Force Centre
item is set to
no
the left shaft encoder is used
to adjust the vertical position of the
ellipse
, i.e. move the
ellipse
up or down,
and the right shaft encoder is
used to adjust the horizontal position of the
ellipse
, i.e. move the
ellipse
left or right. The remote panel
display will show the
ellipse
position while the
POS
button is brightly illuminated. The
position adjust
function will be deselected after 3 minutes of panel activity, or when another button is pressed.
If one of the
auto aspect ratios
is selected or the
Setup menu Force Centre
item is set to
yes
, then the
position of the
ellipse
is fixed to the centre of the clean aperture. The display will show
Ellipse
centred
.
4.9.
LOADING FACTORY PRESETS
The
FACT PRESET
button is used to recall the most recently used
factory preset
. Turn one of the shaft
encoder knobs to cycle through the available
factory presets
. The name of the selected preset will be
shown on the front panel display, and the selected collection of object settings will be loaded into to the
Graticule Generator. The
factory presets
available at the time of printing are shown in Chapter 7. In the
front panel descriptions of the
factory presets
CA
refers to clean aperture and
PA
refers to production
aperture.
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