Shenzhen Bitvisus technology limited. Video News Co., Ltd
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4. Common problems
4.1. Device problem
4.1.1 Red light problem
1. Check the power cord, 220V power cord should be used for
power supply.
2. Test whether the power supply to the device is stable
(whether the voltage is stable, etc.).
3. Replace other 220V power adapters to test whether it is the
power adapter.