
Lock the Phone | 
  | 
2. In the "Lock the Phone?" field, click | .  | 
The phone locks dynamically and displays the following message: "Phone is locked".
Unlock the Phone
3.Click on Operation->Phone  Lock.
4.In the "Unlock the Phone?" field, click 
 .
The phone unlocks dynamically and displays the following message: "Phone is unlocked".
Troubleshooting Solutions
Model 6757i IP Phone User Guide | 255 |