Elo Touch Solutions ET1502L User Manual page 15

OSD and Power Lockouts
Press and hold the "Menu" and
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
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.
User Manual: 1002L, 1502L, 2002L
UM600012 Rev D, Page 15 of 24