Solid State Logic Duality SE Operator's Manual page 174

A A u u t t o o m m a a t t i i o o n n
To set up MMC locates, select the Machine Control tab in Setup / Peripherals:
Enable MIDI Machine Control and select the Port on the MIDI Interface that is connected to Duality SE's Port 8
MIDI IN. Leave the ID as 127 (this sends to all connected devices).
Now go to Setup / Preferences and enable the top two options in the left-hand list. This ensures that the MMC
locate messages are transmitted correctly from Pro Tools:
5 5 - - 2 2 4 4 D D u u a a l l i i t t y y S S E E O O p p e e r r a a t t o o r r ' ' s s M M a a n n u u a a l l