Restricting Operation Panel Functions
You can restrict the use of the keys on the operation panel to prevent the settings of the machine from being carelessly changed.
1
Start the Remote UI and log on in Management Mode. Starting the Remote UI
2
Click [Settings/Registration].
3
Click [Security] 
[Management Settings].
[Management Settings].
4
Click [Edit].
5
Enter the System Manager password in [Current System Manager Password].
6
Select the check box of the key to restrict and click [OK].
[Keys to Lock]
You can select the check box to lock the corresponding key even when it is pressed on the operation panel. Clear the check box to unlock the key. You can also lock the Setup key from the operation panel (Mng. Settings).
Functions of the Keys Operation Panel