SAFETY INSTRUCTION
Please carefully read the following safety instruction to avoid personal injuries and prevent the
equipment and other connection devices from being damaged.
1. Power sources. Please use the included power supply or specified by the manufacturer.
Never operate the equipment with an unspecified power supply.
2. Never push objects of any kind through openings of Network Video Recorder (NVR).
Never push objects of any kind through openings of NVR to avoid an electric shock or other
accidents.
Do not put the equipment in a dusty environment. Place equipment in a well ventilated area to
prevent dust build-up and causing static shock.
3. Do not place the equipment under rain or in a humid environment
Do not place the equipment in a humid environment like a basement. If the equipment is in
contact with water please unplug the power cable and immediately contact your local dealer.
4. Keep the surface of the equipment clean and dry
Use soft damp cloth to clean the outer case of NVR (do not use liquid aerosol cleaners or solvents)
5. Do not operate if any problems are found
If there are any abnormal smell or noise, unplug the power cable and contact the authorized
dealer or service center.
6. Do not try to remove the upper cover when the NVR is in operation
Warning: Do not remove the cap of NVR when it is powered to avoid electrocution.
7. Handle with care
If NVR does not work normally due to impact against or from a hard object, please contact the
authorized dealer for repair or replacement.
8. Use standard lithium battery
Note: Use the batteries attached or specified by the manufacturer. After cutting off the power
supply, if the system clock cannot continue to work, please replace the standard 3V lithium
battery on the main board.
Warning: Turn off NVR before replacing the batteries, or you may suffer from a serious electric
shock. Please properly dispose of the used batteries.
9. Put the equipment in a place with good ventilation.
The NVR system operates with large amounts of heat. As a result, do not block the ventilation
openings (on the top, bottom, both sides and the reverse side) for cooling during system
operation. Install or put the equipment in a well ventilated area.
10. The attached power adapter can only be used for a single NVR.
Do not connect multiple equipments, or NVR may restart repeatedly because of insufficient
power.
11. Prevent the equipment from water.
Do not place objects containing water, such as a flower vase, on or around the equipment.