Ericsson DIALOG 4220 - Manual (Page 15)

15 Dialog 4220 Lite/Dialog 4222 Office
Free Seating (optional)
Free Seating (optional)
The Free Seating function is used for persons who have an office
extension number but no phone set of their own. For example,
flexible office workers, persons mostly working outside the office,
etc. As a Free Seating user and working from the office, you logon
to any free phone set that temporarily will be assigned with your
extension number and your system authorities.
To log on *11*
Dial.
z *
Enter the authorization code and press.
z #
Enter your phone number and press.
í
Press to finish the procedure.
The display shows your phone number.
To log off #11#
Dial.
í
Press to finish the procedure.