Yamaha MTX Series Setup Manual page 146

7.
Click the [Print] button to print, or click the [Export] button to save as a file; then click
the [OK] button.
8.
Click the [Properties] tab.
You'll switch to a screen where you can make settings that specify how the PGM1 will operate.
9.
Turn on the [Block paging except for 1st priority PGM1.] option button.
Example 5) A system using the PGM1 for paging
MTX Setup Manual
146