I only know how to do it in the software. But I presume you could go to the display objects, go to playlist 008, and scroll through deleting each object, then going to the playlist and edit the name out.
Probably a lot easier in the software.
Mark
WS1095/536/436/996P2/HP1e/HP2e/996XT/325P2/396XT/PRO668/PSR800/PRO652