Samsung SCX-4720FN User Manual page 150

Option Description
You can receive a call using the Distinctive Ring
Pattern Detection (DRPD) feature, which
enables a user to use a single telephone line to
DRPD Mode 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.
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F 7.5
AXING