ISDN 8510T Voice/Data Terminal
Display control buttons
These four buttons are labeled Menu, Dir, Prev, and Next .
Menu is used to access the main softkey menu.
Dir allows you to quickly access Directory entries in order to place a call.
Prev and Next can be used to help you go back and forth through menu
options, to add, edit, or search for an entry in your Directory, and to view entries in your
Call Log.
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