L3Harris XL Series Operator's Manual page 106

14221-1850-2000, Rev. C
3. From the Personality Rail, navigate to SYSTEMS  P25 Trunked and select the desired
system. Under System Options  Sets Options, select the group created in Step 2 from
the Group Set drop-down. Leave the Phone Call Set and Individual Call Set fields blank.
4. Save the personality and write the personality to the radio.
106