Ericsson DIALOG 4223 PROFESSIONAL - MANUAL 3 User Manual page 100

Installation
100
3 Use a screwdriver and press hard in the bottom of the
hole, until you hear a weak sound.
4 Install the stands as shown in picture "Stand
positioning".
Notes:
All key panels must be of type DBY 419 01.
Depending on the system version, the Dialog 4223
Professional phone can be delivered with one key panel as
standard.
Stand positioning (1-4 key panels)
Dialog 4223 Professional