IQUDC30/IQUDC31/IQUDC32/IQUDC33
Operation Using the RollCall Control Panel
Issue 1 Rev 4
Page 41
© 2016 SAM
5.3.2 Default Output
On input signal loss, select
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Black to set default output to black (default)
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Pattern to set default output to the last chosen test pattern
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Freeze to freeze the screen at the last frame received before signal loss.
5.3.3 Scrolling Caption Generator
The Scrolling Caption Generator overlays a black text box with a user-defined caption onto
the output video. This is generally used as a setup or debug tool to help identify a video
stream on a monitor.
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Caption Entry:
User-defined caption. To enter a caption:
In the Caption Entry field, enter the required text and click S to set. To return to the
preset value, click P (“Channel 1” is the preset caption).
Note: Text can be no more than 19 characters.
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Caption Scroll:
Enables slow-speed horizontal scrolling of the caption within the
black text box. Scrolling is from right to left, and wraps around for continuous display.
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Caption Enable:
The master enable – turns the caption display on and off.
5.3.4 Freeze
The Force Freeze check box enables to freeze the output picture.
Note:
If the last chosen test pattern was black, then if default output is chosen to be “Pattern”, the
output will go to black on input loss.
