Your Phone

1

3

2

7

6

5

4

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1

DC adaptor port (DC48V).

5

Access port (10/100 PC) connection.

 

 

 

 

2

AC-to-DC power supply (optional).

6

Handset connection.

 

 

 

 

3

AC power wall plug (optional).

7

Headset connection (optional).

 

 

 

 

4

Network port (10/100 SW) connection.

 

 

 

IEEE 802.3af power enabled.

 

 

 

 

 

 

Cisco Unified IP Phone User Guide for Cisco Unified Communications Manager 8.5 (SCCP and SIP)

31

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Cisco Systems 6921 manual 192617