Operating the monitor | 41
Using the front-panel control button to lock one or more buttons
1. Press and hold Button 4 for four seconds, a menu appears on the screen.
2. Select one of the following options:
Options Description
1
Menu button lock
Select this option to lock OSD menu function.
2
Power button lock
Use this option to lock the power button. It
prevents you to turn off the monitor using the
power button.
3
Menu and Power button
lock
Use this option to lock OSD menu and power
button to turn off the monitor.
4
Built-in diagnostics
Use this option to run the built-in diagnostics. See
Built-in diagnostics.
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