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Gigabit Unmanaged Switch
Troubleshooting
The Power LED should be lit up when the power system works normally. If the
Power LED worked abnormally, please check as follows:
Make sure that the power cable is connected properly, and the power 1.
contact is normal.
Make sure the voltage of the power supply meets the requirement of the 2.
input voltage of the switch.
Please check as follows:
Make sure that the cable connectors are firmly plugged into the switch and 1.
the device.
Make sure the connected device is turned on and working well.2.
The cable must be less than 100 meters long(328 feet).3.