NEC SV9100 Setup Manual page 17

SV9100 Dialer Setup Guide (Multiline Telephone)
If using authentication, set PRG 15-05-27 to the Personal ID Index number to be used for
each Multiline Telephone Application extension.
Use PRG 15-20-01 to set line key descriptions.
The Multiline Telephone Application behaves like a DESI-Less
telephone where the line key description can be changed. For some
features the line key description must be entered for anything to display
for that key.
Issue 1.0
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