Cisco 6921 Setup Manual page 7

Chapter
Figure 3-2
DC adaptor port (DC48V)
1
AC-to-DC power supply (optional)
2
AC power wall plus (optional)
3
Network port (10/100 SW) connection. IEEE
4
802.3af power enabled
Cisco Unified IP Phone 6921, 6941, 6945, and 6961 Administration Guide for Cisco Unified Communications Manager 8.6 (SCCP and SIP)
OL-24567-01
Cisco Unified IP Phone 6961 Cable Connections
Access port (10/100 PC) connection
5
Handset connection
6
Analog headset connection (optional)
7
Installing the Cisco Unified IP Phone
3-7