Grass Valley PROFILE FAMILY v.2.5 - Manual (Page 49)

Setting the Reference Genlock
Profile Family 49
3. Use the Field, Line, and Fine entries to adjust the internal timing relative to
the reference input. Changing this setting affects all system timing, including
all output timing and the input synchronized timing window. Click
Default
to return to the default timing values (0,0,0).
NOTE: In order to properly time the disk recorder, the Internal
Reference Timing should only be changed if the downstream timing
requirements cannot be met using the video output Timing
Adjustment (see “Video Output” on page 67). This should be done
prior to setting individual output delay adjustments.
4. Click Undo to return all values in the dialog box as they were set at the time
the dialog box appeared.
5. Click Close to accept the changes.