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A.2 Best Practices
1. To shut down NVR, please first shut down the system and then turn off the power. Do not turn off the power directly or HDD
data will be lost or damaged.
2. Always install the NVR away from heat sources.
3. Clean the area around the NVR regularly to remove dust and other contaminants. Make sure the environment has good
ventilation, and the temperature and humidity is always within the specifications for the unit.
4. Do not plugin audio and video cables, or cables connected to ports like the RS-485 while power is applied to the NVR. Always
make connections to the NVR when it is powered off.
5. Check the system maintenance log messages regularly to look for marginal failures in the system.
6. Please prevent the audio and video signals of NVR from being intervened by other electronic devices, and prevent the HDD
from being damaged by static electricity and induced voltage. If the network cable is frequently plugged and unplugged,
replace the line regularly.
7. This is a FCC class A product. It maybe cause wireless network interference. If wireless interference is evident, contact your
support organization.
APPENDIX A: TROUBLESHOOTING
N4, N8, N16, N32 NVR V8.1.0 User Manual
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