139BusinessPhone – Dialog 4425 IP Vision
Installation
2 Attach key panel unit.
3Install stand.
Note: All key panels must be of type DBY 419 01.
Stand positioning (1-4 key panels)
Install card
Use the Designation Card Manager to make and print your own key 
panel designation cards. The Designation Card Manager is 
included on the Enterprise Telephone Toolbox CD or it can be 
downloaded from:
http://www.aastra.com
For questions regarding the product, please contact your Aastra 
Certified Sales Partner.