AASTRA 4222 Office for BusinessPhone User Guide EN - Manual (Page 113)

113 BusinessPhone – Dialog 4222 Office / Dialog 3211 & 3212
Installation
Wall mounting handset hook
When mounting on a wall, you have to pull out and turn the hook.
Install stand and adjust telephone
Press to decrease angle Pull to increase angle
Tiltable display
(Standard only)
Adjustable angle