QNAP Security VioStor NVR (Version: 4.0.0) User Manual
Page 100

100
The event type occurred to an IP camera can be identified by the camera icon on an E-map.
Icon
Description
A moving object has been detected
The alarm input 1 of the IP camera has been triggered
The alarm input 2 of the IP camera has been triggered
The alarm input 3 of the IP camera has been triggered
An unidentified event has been triggered