User guide

Incoming Calls
DT412/DT422/DT43236
To restore Parallel Ringing
#21# Dial.
æ Press.
Wait for the call icon to stop flashing.
æ Press to finish the procedure.
Notes:
U.K., dial
# 2 #.
If you want to restore Parallel Ringing for all phones
defined in the list, follow the procedure for restoring the
function from the phone with the main extension number
and enter the number of the answering position.
If you want to restore Parallel Ringing for one specific
phone in the list only, follow the procedure for restoring
the function from this phone and enter its extension
number.