OSD TOUCH KEYS
Turn off/on the display: Long press the power key for 3 seconds.
Unlock OSD keys: Long press any of the four other keys except the power key for 6 seconds
Open MENU when OSD keys are unlocked: Touch the MENU key.
Open MENU when OSD keys are locked: Long press the MENU key for 6 seconds
Manually exit the MENU: Touch “Auto” key for 0.5 seconds
Automatically exit the MENU: without movement for 10 seconds
How long will the OSD keys automatically get locked: After the menu panel is hidden, if we don't touch any OSD key more than 15 seconds, it will automatically get locked