Acer CB273U User Manual page 30

7. OSD Lock:To choose OSD lock
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Note:
OSD Locked:
•
•
•
•
OSD Unlocked:
•
•
•
on/off.
Set the OSD Lock to "On" by the OSD option and press "Enter" to
execute the All Key lock function.
The "OSD Locked" message will be displayed in the middle of the
screen.
LED lights will be changed from blue light to orange light.
Press any Key screen to prompt "OSD Locked" message.
In normal display condition to press the "Navi Key" in the middle of
more than 3 seconds to trigger "OSD Unlock".
The "OSD Unlock" message will be displayed in the middle of the
screen.
LED lights will be restored to blue light.