D-Link DGS-1016, DGS-1024 manual Power On

D-Link DGS-1016D/DGS-1024D Unmanaged Gigabit Ethernet Switch
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Power On
Plug one end of the AC to DC power converter into the power connector
of the Switch and the other end into the local power source outlet.
After the Switch is powered on, the LED indicators will momentarily
blink. This blinking of the LED indicators represents a reset of the system.
Power Failure
As a precaution, in the event of a power failure, unplug the Switch. When
power is resumed, plug the Switch back in.