There are three lock options.
Menu
1
Menu Buttons
2
Power Button
3
Menu + Power
Buttons
4
Built-in Diagnostics See
NOTE: To access the Lock or Unlock menu – Press and hold the Up or
Down or Left or Right direction for four seconds.
In the following scenarios, the
• When Up or Down or Left or Right direction are pressed. This indicates the
OSD menu buttons are in lock state.
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56
Operating your monitor
Select option:
Description
When Menu Buttons is selected, the OSD menu
settings cannot be changed. All buttons are locked
except Power button.
When Power Button is selected, the display cannot
be turned off using the Power button.
When Menu + Power Buttons is selected, the OSD
menu settings cannot be changed and the Power
button is locked.
Built-in diagnostics
icon appears at the center of the display:
for more information.