PLANET NVR-420 - Manual (Page 58)

Then click and drag the camera icon to move the camera to define its location.
Access the “Local MAP Monitor” page from the upper-right hand corner menu.
When the NVR receives an event triggered from any of the cameras, their
videos will be displayed on the E-Map and you can double-click on the video to
enlarge it.
59
4-CH H.264 Network Video Recorder with HDMI
User’s Manual of NVR-420