PSE LED Indicator Status Description
Condition Power Connection Charging Fault Remark
1 Off Off Off Off No power
2 Red Off Off Off
Power, not charging
Connection, not charg-
ing
3 Red Green Off Off Connection,no charging
4 Red Green Flicker blue Off Charging
5 Red Green Blue Off Charging complete
6 Red Off Off Yellow Power on self-test
7 Red Green Off Yellow Communication fault
8 Red Green Flicker blue Yellow Overcurrent protection
9 Red Flicker green Flicker blue Yellow Leakage protection
10 Red Off Off Flicker yellow
Overvoltage or under-
voltage protection
11 Red Green Blue Yellow
Unit overheating protec-
tion
Power battery
Use of power battery
Performance of the power battery is related to the ambient temperature. The optimal working
temperature range is 5 °C to 35 °C, and the maximum working temperature range is -30 °C to 55 °C. To
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