AJA FS1 Installation and Operation Guide
AJA FS1 Installation and Operation Guide
AJA FS1 Installation and Operation Guide
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Caption Screen This screen controls how the <strong>FS1</strong> h<strong>and</strong>les closed captioning ancillary data <strong>and</strong> whether<br />
it <strong>and</strong> VITC timecode are passed to the outputs or blanked.<br />
Caption Translator (30.1)—When set to On <strong>and</strong> using the Upconverter, the <strong>FS1</strong> will<br />
automatically translate incoming line 21 captions to CEA-708 format <strong>and</strong> insert the<br />
VANC packets into the converted HD video stream. This is a complete translation<br />
from CEA-608 format to CEA-708 format (including the embedded SD captions).<br />
When set to On <strong>and</strong> using the downconverters, the <strong>FS1</strong> will automatically intercept<br />
<strong>and</strong> reformat the SD caption data in the incoming CEA-708 VANC packets, <strong>and</strong><br />
output it on line 21 of the st<strong>and</strong>ard definition outputs.<br />
When Off, translation is not performed.<br />
Upconvert Line 21 (31.1)<br />
Blank (default)<br />
Pass<br />
Auto blank<br />
In UpConvert or SD Aspect Ratio Convert modes, this setting blanks input video Line 21<br />
before conversion. This is used to blank Line 21 caption data.<br />
Passes input video Line 21 to the converter <strong>and</strong> to the outputs.<br />
The <strong>FS1</strong> looks for Line 21 caption data on the video input. If present, Line 21 is blanked<br />
before video conversion occurs. If no caption data is found, Line 21 passes to the<br />
converter.<br />
Captioning Status—This field is a read-only informational display that shows whether<br />
Closed Caption data is present on the currently selected video input.<br />
<strong>FS1</strong> Web Interface, Caption Screen