User Manual – 1541L
SW601635 Rev A_Template - Page 20 of 27
OSD and Power Lockouts
Press and hold the “Menu” and “Up” buttons for two seconds to enable/disable the OSD
Locking feature. When the OSD Locking is enabled, pressing any of the Menu, Up, Down, or
Select keys will have no effect on the system.
Press and hold the “Menu” and “Down” buttons for two seconds to enable/disable the Power
Locking feature. When the Power Locking is enabled, pressing the power switch will have no
effect on the system.