Port definitions
LAN port: 10/100BaseT Full Duplex, Auto MDI/MDI-X LAN port and 802.3af compliant power sink
PC port: 10/100BaseT Full Duplex, Auto MDI/MDI-X LAN port.
Handset port: For connection of supplied handset.
Headset port: General 4 pin headset connection. Inner pins connect to earpiece and outer pins connect
to microphone.
Power Supply Considerations
The product is powered from the LAN port.
The PCS552 is a class 1 802.3af compliant powered device, i.e. draws less than 4W from the 802.3af power
source.