AJA FS1 - Manual (Page 85)

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77 FS1 Installation and Operation Manual — Remote FS1 Control Via a Web
2. You have the embedded or AES input genlocked to the FS1 output. In other words, the
encoded audio will not survive the frame-sync function (dropping or repeating frames)
so it needs to be set to lock to the input. You can lock to a reference only if that
reference is driving both the FS1 and the upstream source of the embedded or AES
input to the FS1.
Audio Delay, ms (4.2)—This slider allows you to adjust the delay to compensate for video
timing issues (delay/latency). This slider changes the delay from -16 to 256 ms (the
default is zero delay).
Convert Mode
Screen This screen offers settings for the FS1 upconverter, downconverter, and SD Aspect Ratio
converters.
FS1 Web Interface, Convert Mode Screen
Upconvert Mode (5.1)
Downconvert Mode (5.2)
4x3 Pillar
14x9 Pillar (default)
Full Screen
LB to Full
Wide Zoom
Results in 4x3 image in center of screen, with black sidebars
Results in 14x9 image, zoomed slightly to fill a 14x9 image with black sidebars
Anamorphic full screen display
Image is zoomed to fit the full screen (letterbox)
Using a combination of zoom and stretch, the image is sized to fit a 16x9 screen
(this can introduce a small aspect ratio change)
Letterbox (default)
Crop
Anamorphic
14x9
Auto AFD
Image is reduced with black top and bottom added to image area, with the aspect ratio
preserved
Image is cropped to fit new screen size
HD image is converted to full-screen SD with a 16x9 aspect ratio (anamorphic)
Image is reduced slightly with aspect ratio preserved.Black is added top and bottom, and the
left and right sides are cropped.
Automatically selects the best downconvert mode based on the input video's Active Format
Description (AFD) code. If the input video is not carrying an AFD VANC code, the
downconverter defaults to the mode specified in parameter menu 5.5 (“Downconvert AFD
Default”).