Ericsson 4220 User Manual

Other Useful Features

66

Data communication

Your Phone can be used together with a PC as an integrated voice 

and data terminal. Contact your System Administrator if you require 

this Function.

Additional directory number

You can be assigned (programmed by your system administrator) 

one or more Additional Directory Numbers (lines) on free function 

keys.
To answer, make calls and use functions on the additional directory 

lines, use the same procedure as for the Triple Access Lines if 

nothing else is stated. However, you have to press the additional 

Line key after lifting the handset.

Example:
To make a call on an additional directory line:

u

Ô

Note: Function key preprogrammed by your system 

z