Aastra Telecom SIP 57I - Manual (Page 220)

Operational Features
5-10 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Operational IP Phone Features
Locking/Unlocking the Phone Using the IP Phone UI
Use the following IP Phone UI procedure to lock/unlock an IP phone and prevent
it from being used or configured.
IP Phone UI
Step Action
Lock the phone:
1 Press on the phone to enter the Options List.
2 Select Phone Lock.
The prompt, “Lock the phone?” displays.
3 Press Lock to lock the phone.
Unlock the phone:
1 Press on the phone to enter the Options List.
The prompt, “To unlock the phone...Password:”
2 Enter the user or administrator password and press Enter.
The phone unlocks.