USB port11Auxiliary port.6DC adaptor port (DC48V).1
Handset connection.7AC-to-DC power supply
(optional).
2
Analog headset connection
(optional).
8AC power wall plug (optional).3
USB port9Network port (10/100/1000 SW)
connection. IEEE 802.3at power
enabled.
4
Audio In/Out ports10Access port (10/100/1000 PC)
connection.
5
Cisco IP Phone 8811, 8841, 8845, 8851, 8851NR, 8861, and 8865 User Guide for Cisco Unified Communications
Manager 11.0
20
Getting Started
Phone Connections
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