Aastra 55I IP PHONE - RELEASE 2.0 User Manual page 57

2. For softkeys, select from "Key 1" through "Key 20".
or
For programmable keys, select from "Key 1" through "Key 6".
3. In the "Type" field, select "Flash".
4. In the "Label" field, enter a label to display on the phone for the softkey.
5. Click
6. Click on Operation->Reset.
7. In the "Restart Phone" field click
to save your changes.
to restart the IP phone.
Model 55i IP Phone User Guide 51