Samsung SCX-4720FN - Manual (Page 150)

7
F AXING 7.5
DRPD Mode
You can receive a call using the Distinctive Ring
Pattern Detection (DRPD) feature, which
enables a user to use a single telephone line to
answer several different telephone numbers. In
this menu, you can set the machine to
recognize which ring patterns to answer. For
details about this feature, see page 7.17.
Option Description