Users Guide
Table Of Contents
- Safety instructions
 - About your monitor
 - Setting up the monitor
 - Operating your monitor
 - Troubleshooting
 - Appendix
 
56 │    Operating your monitor
Select option:
There are three lock options.
Menu Description
1 Menu Buttons  When Menu Buttons is selected, the OSD menu 
settings cannot be changed. All buttons are locked 
except Power button. 
2 Power Button  When Power Button is selected, the display cannot 
be turned off using the Power button. 
3 Menu + Power 
Buttons 
When Menu + Power Buttons is selected, the OSD 
menu settings cannot be changed and the Power 
button is locked. 
4 Built-in Diagnostics  See Built-in diagnostics for more information.
 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   icon appears at the center of the display:
•  When Up or Down or Left or Right direction are pressed. This indicates the 
OSD menu buttons are in lock state.










