QNAP Security VioStor NVR (Version: 3.5.1) - Manual (Page 9)

9
Safety Warning
1. This product can operate normally in the temperature of 0ºC–40ºC and relative
humidity of 0%–90%. Please make sure the environment is well-ventilated.
2. The power cord and devices connected to this product must provide correct supply
voltage.
3. Do not place this product in direct sunlight or near chemicals. Make sure the
temperature and humidity of the environment are in optimized level.
4. Unplug the power cord and all connected cables before cleaning. Wipe this product
with a wet towel. Do not use chemical or aerosol to clean this product.
5. Do not place any objects on this product for the server's normal operation and to avoid
overheat.
6. Use the flat head screws in the product package to lock the hard disks in this product
when installing hard disks for proper operation.
7. Do not place this product near any liquid.
8. Do not place this product on any uneven surface to avoid falling off and damage.
9. Make sure the voltage is correct in your location when using this product. If you are
not sure about the voltage, please contact the distributor or the local power supply
company.
10. Do not place any object on the power cord.
11. Do not attempt to repair this product in any occasions. Improper disassembly of the
product may expose you to electric shock or other risks. For any enquiries, please
contact the distributor.
12. The chassis models should only be installed in the server room and maintained by the
authorized server manager or IT administrator. The server room is locked by key or
keycard access and only certified staff is allowed to enter the server room.
Warning:

Danger of explosion if battery is incorrectly replaced. Replace only with the same or
equivalent type recommended by the manufacturer. Dispose of used batteries
according to the manufacturer's instructions.

Do NOT touch the fan inside the system to avoid serious injuries.