Roland monoFab SRM-20 User Manual page 55

Procedure
1.
Click [Model].
2.
Set [Selected Top Surface].
"Piano.stl" : Following figure  [OK]
3.
Set the origin point of the model.
"Origin"
Click the tab, select the origin position .
"Piano.stl" : Center of the model 
55
Creating a MODELA Player 4 File
[OK]