User Manual

46 │ Operating your monitor
There are three levels of lock.
Menu Description
1 Menu Buttons When “Menu Buttons” is selected, no user
adjustments are allowed. All buttons are locked except
Power button.
2 Power Button When “Power Button” is selected, user is now not able
to turn off the display via Power button.
3 Menu + Power
Buttons
+
When “Menu + Power Buttons” is selected, no user
adjustments are allowed and the Power button is
locked.
4 Built-in Diagnostics See Built-in diagnostics for more information.
NOTE: To get into the Lock or Unlock menu – Press and hold the Exit
key (button 4) for 4 seconds.
The icon will appear on center of display screen when in the following
conditions which mean Menu and Power buttons is in lock state.
1. Press the Up key (button 1), Down key (button 2), Menu key (button 3) or Exit
key (button 4) when in “Menu Buttons” lock state.
2. Press the Power key (button 5) when in “Power Button” lock state.
3. Press any button of the monitor when in “Menu + Power Buttons” lock state.
When Menu and Power buttons is in lock state, hold the Exit key (button 4) for 4
seconds to enter the unlock menu.
And then choose and apply to the unlock icon to release the Menu and Power
buttons lock.