Barco STELLAR User And Service Manual page 103

4. If you have clicked genlock set up the Lines and 1/2 pixels.
You set up the vertical adjustment in the Lines box and the horizontal adjustment
in the 1/2 pixels box.
This adjusts the phase of the video output relative to the external reference.
For 525 lines the lines can be adjusted +/- 7 and the 1/2 pixels from 0 to 1715.
For 625 lines the lines can be adjusted +/- 7 and the 1/2 pixels from 0 to 1727.
One line and one 1/2 pixel correspond to:
525 lines
63.49 µs
Line
37 ns
1/2 pixel
You can use a oscilloscope with a video trigger to make sure that the decoder out-
put and the external reference are in phase.
625 lines
64 µs
37 ns
Setting up the synchronization of the video output
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