Model 6755i IP Phone User Guide  83
Line Keys, Programmable Keys, and Softkeys
Softkeys
2. Select from "Key 1" through "Key 20".
3. In the "Type" field, select Do Not Disturb to apply to the key.
4. In the state fields, check (enable) or uncheck (disable) the states you want to apply to this 
softkey.
Programmable Keys
5. Select from "Key 1" through "Key 6"
6. In the "Type" field, select Do Not Disturb to apply to the key.
Expansion Module Keys
7. Select from “Key 1” through “Key 36” (M670i)
or
Select from “Key 1” through “Key 60” (M675i)
8. In the "Type" field, select Do Not Disturb to apply to the key.
9. Click   to save your changes.