![background image](http://html1.mh-extra.com/html/planar/pxn2771mw/pxn2771mw_user-manual_1561539013.webp)
Option 2:
OSD & Power button lock – all 5 buttons including the “POWER” button are locked.
Press and hold the
1
button and the
▼
button for 3 seconds to lock all 5 buttons.
The LED LCD Monitor will show a “Power Button Locked” message for 3 seconds and the
message will disappear automatically.
Repeat this step to unlock.
11