Vivotek ND9541P User Manual page 122

VIVOTEK - Built with Reliability
Select the triggering condition from the pull-down menu.
Configure the corresponding action, and proceed with the rest of the configuration. When
an event is triggered, such as GPS signal loss, or exceptional G-force is detected, an event
message will prompt on screen. You can also search the past alarms to find an event.
122 - User's Manual