FOR-A IVS-200, Operation Manual

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5-4-2. Effective Area
Move the cursor over EFFECTIVE AREA on the STABILIZE 2 menu, and press the menu
control knob. The EFFECTIVE AREA menu as shown below opens.
Item Setting Description Reference
(1) EFFECTIVE AREA
Allows you to set an effective area.
[Setting range]
4 : 3 (+0) to 4 : 3 (+7),
16 : 9 (-7) to 16 : 9 (+7),
ADJUST
[Default value]
4 : 3 (+0)
－
(2) START(H)
(3) END(H)
Allows you to set the horizontal extent of the
effective area if EFFECTIVE AREA is set to
ADJUST.
[Setting range]
0 to 720
[Default value]
START(H) 0, END(H) 720
－
(4) START(V)
(5) END(V)
Allows you to set the vertical extent of the
effective area if EFFECTIVE AREA is set to
ADJUST.
[Setting range]
0 to 242(NTSC), 0 to 286(PAL)
[Default value]
START(V) 1,
END(V) 242 (NTSC) / 286 (PAL)
－
(6) STABILIZE 2
Opens the STABILIZE 2 menu.
5-4
(7) MAIN MENU
Returns to the main menu.
5-2
(8) EXIT Exits menus.
－
The effective area menu allows you to specify the effective area where images are present in
a screen. This adjustment is useful in reducing edge noise, especially for the black bars
(such as letterbox) produced by video conversions from 16 : 9 to 4 : 3.

How to set effective area
1) Open the EFFECTIVE AREA menu.
2) Set the effective area while viewing the bounding box that is displayed on the output
screen. Select
4 : 3
for normal use. The values in the parentheses allow you to change
both the width and height at the same time retaining the ratio in 2-pixel steps. To use
letterbox, select
16 : 9
. The size can be changed in the same manner.
3) Selecting
ADJUST
allows you to set the horizontal and vertical area separately using 4
parameters.
EFFECTIVE AREA
EFFECTIVE AREA 4
：
3
（
+0
）
START
（
H
）
0
END
（
H
）
720
START
（
V
）
1
END
（
V
）
241
STABILIZE 2
MAIN MENU
EXIT
<EFFECTIVE AREA>
(3)
(4)
(2)
(5)
(1)
(6)
(7)
(8)