D-Link DCS-4605EV User Manual page 58

Section 3: Configuration
You can define up to 3 rectangular areas to monitor for motion.
Defining
Motion
To add a motion detection box, click the Add button. A motion detection
Detection
box will appear in the corner of the live video. Click on the black squares to
Windows:
resize each box and click in the middle of the box to move it. After moving
and resizing the window how you wish, click Save to save your changes.
To modify an existing motion detection box, click on the button next to the
window's number, then move and resize it as you wish. You can delete the
window by clicking the Delete button.
D-Link DCS-4605EV User Manual 58