D-Link DAP-2553 Guía De Instalación Rápida página 6

Connecting PoE (Power
over Ethernet)
Connect one end of an Ethernet cable (included with your package) to the
LAN port on the DAP-2553 and the other end of the Ethernet cable to your
computer or to your PoE switch. The AP can be powered on by a PoE switch
or by the power adapter shipped with the AP.
6 D-Link DAP-2553 Quick Install Guide