Siemens HIPATH 1200 - Manual (Page 66)

Step by Step
Using Other Team Functions
66
or
> :
Select and confirm.
This turns off the audible tone for all groups.
or
r
Enter the code for "Leave all groups".
or
> :
Select and confirm.
This turns off the audible tone for all groups.
or
q
Enter the code for "Join all groups".
#=Leave all groups?
*=Rejoin all groups?