2N Helios IP Verso Installation Manual page 257

The Directory menu also includes a Help submenu in the right-hand bottom corner of
the display, which provides tips and basic display controls for the Directory mode.
Keypad
Use the keypad to enter switch codes or make calls to the intercom Directory users.
Enter the switch numercial combination and confirm with to enter the switch
code. To call a user, set Dialling via keypad in the intercom web interface and select
one of the following options: Disabled, User position number or User virtual number. If
you set User position number or User virtual number, just enter the number and click
for confirmation. Click and to get back to the display introductory menu.
The Keypad menu also includes a Help submenu in the right-hand bottom corner of
the display, which provides tips and basic display controls for the Keypad mode.
You can also enable Scramble keypad in the Keypad mode via the web interface to
scramble the numerical keypad buttons before every new display in order to prevent
third persons from seeing the code to be entered.
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