AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 287)

5-10 41-001343-01 Rev 03, Release 3.2.2
For the 6739i:
IP Phone UI
Step Action
Lock the phone:
1
Press on the phone to enter the Options List.
2 Press Lock.
The prompt, “Lock the phone?” displays.
3 Press Yes to lock the phone
The phone locks.
Unlock the phone:
1
Press on the phone to enter the Options List.
A “Phone is Locked” screen displays allowing you to press an “Unlock the Phone” button.
2 Press Unlock the Phone.
A prompt, “Enter Unlock Password” displays as well as a keyboard.
3 Enter the user or administrator password and press Enter. Default is “22222”.
A prompt “Unlock the Phone?” displays.
4 Press Yes to unlock the phone.
The phone unlocks.