User`s manual
Table Of Contents
- Contents
 - Chapter 1 DVR-520 Introduction
 - Chapter 2 Remote DVR Installation
 - Chapter 3 Powering Up the Unit
 - Chapter 4 Operation Guide
 - Appendix A Networking
 - Appendix B PC Viewer
 - Appendix C Video Quality Settings Table
 
27 Chapter 4 
In normally open mode, if the cable between the sensor and the unit is cut 
by an intruder, the unit starts recording. In normally closed mode, if the 
cable between the sensor and the unit is cut by an intruder, the unit stops 
recording.
4.13 How to Operate Motion Detection Recording
Follow the steps given below to activate motion-detection recording.
1. Please go to “SENSOR SETUP” menu as shown in the figure.
2. Select the required motion option.
3. After the selection, please go back to the MAIN MENU and go to 
“PROGRAMMED RECORD” to activate the alarm setting. 
Note: Setting “PROGRAMMED RECORD” is neces-
sary for starting the operation of motion detection 
recording.
SENSOR SETUP
SENSOR RECORD TIME  15
ALARM OUT TIME 20
CHANNEL-1 TYPE:MOTION + N-C 
CHANNEL-2 TYPE:MOTION + N-O
CHANNEL-3 TYPE:NORMAL 
CLOSE
CHANNEL-4 TYPE:NOT 
INSTALLED
PRESS (
¿À), THEN ( )
PRESS() TO EXIT










