User manual

Phone Connections for Cisco Unified IP Phone 9971
Connect your phone to the corporate IP telephony network, using the following
diagram.
1 DC adapter port (DC48V) 7 Analog headset connection (optional)
2
AC-to-DC power supply (optional for the
network port connection but required for
a Wi-Fi connection)
8 USB port
3 AC power wall plug (optional) 9
Anti-theft security lock connector (lock
optional)
4 Network port (10/100/1000 SW) with
IEEE 802.3af and 802.3at power
enabled
10
Camera pin holes (for Cisco Unified
Video Camera)
5 Computer port (10/100/1000 PC)
connection
11
Secure Digital I/O (SDIO) slot (not used
for this release)