Sony HDS-7100 User Manual page 109

Freeze and Afterimage Effects
Changing the manner of superimposition of the moving video
and freeze frames (afterimages) – F5 (PRIORITY)
5-28
Chapter 5 Special Effects Operations
Press F5 (PRIORITY).
This cycles through the settings "Over" and "Under", changing the
manner of superimposition.
Over: the moving video is on top.
Under: the moving video is underneath.