HD9690 Series HDTV Graticule Generator Manual
Page 3-14
Revision 1.5
FRONT PANEL
OPERATION
3.4.2. Controlling the Grid Modes
When the
grid
object is selected the
MODE
button is used to control whether it is centred or not. Press
the
MODE
button until the desired mode item is shown on the front panel, along with the current setting.
To select one of the other choices for that mode item, turn one of the shaft encoders knobs. When you
have chosen the desired setting for the mode item press the
MODE
button again to save the new setting
and view the next mode item. Continue pressing the
MODE
key until you see the message
Mode
Select Off
. The shaft encoders revert to controlling the selected
attribute
for the
grid
that is also shown
on the
ctrl
line of the OSD.
3.4.2.1.
Centering the Grid on the Raster
Centre:
H + V
Off
This item is used to control whether the
grid
object is centred on the raster or not. The
centre
item is only
available when the
SETUP
menu item
force centre
is set to
off.
Select
H + V
to force the
grid
object to be centred on the raster. The OSD will show
centred.
Select
off
to allow the
grid
object to be moved off centre. The OSD will show
not centred.
In this
MODE
it
is possible to independently position each line on the
grid
, or to position and size the whole
grid
,
depending what
CTRL SEL
item is chosen.
3.4.3. Controlling the Grid Attributes
When the
grid
object is selected the
CTRL SEL
button is used to select which of its attributes (such as
colour, line width, position, size, or individual lines of the object) will be adjusted by turning the shaft
encoder knobs. Press the
CTRL SEL
button until the desired
CTRL SEL
item is shown on the front panel.
When you have chosen the desired
CTRL SEL
item press the
GRID
button again or turn one of the shaft
encoder knobs to begin controlling the selected attribute of the
grid
. The selected attribute for control will
show on the
ctrl
line of the OSD.
The items that are shown in the
grid
CTRL SEL
menu depend on the
MODE
settings and the settings in
the
SETUP
menu. In the sections describing the
CTRL SEL
items, the relevant settings from the
grid
MODE
and
SETUP
menus are shown where necessary.
3.4.3.1.
Controlling the Grid Colour
Colour
The colour of the
grid
object can be adjusted in the range of “0” through “14”, in single digit
increments, using either shaft encoder. The colours that will be displayed for each value are
shown in Table 3-2.
3.4.3.2.
Controlling the Grid Line Width
Line Width
3
5
7
9
11
Line Width
The line width of the
grid
object can be adjusted in the range of “3” through “11”, in
increments of two, using either shaft encoder. Only the pixels (lines) in the centre of the line
width are keyed at 100%. The edges of the line are keyed at a reduced level to reduce
aliasing.
