HP 2520G-POE - Manual (Page 75)

A-9
Specifications
Twisted-Pair Cable/Connector Pin-Outs
■ For 100 Mbps connections to the ports, use 100-ohm Category 5 UTP or
STP cable only, as supported by the IEEE 802.3u Type 100Base-TX
standard.
■ For 1000 Mbps connections, 100-ohm Category 5e or better cabling is
recommended.
■ To provide Power over Ethernet to the access point, all 4 pairs must be
connected for any network cable attached to this port; the cable must
meet ISO/DIS 11801 Class D requirements and IEEE 802.3af requirements.