Cisco OL-11953-01 - Manual (Page 5)

2-5
Cisco Unified IP Phone 7961G/7961G-GE and 7941G/7941G-GE for Cisco Unified Communications Manager 6.0
OL-11953-01
Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Providing Power to the Cisco Unified IP Phone
The following sections provide more information about powering a phone:
• Power Guidelines, page 2-5
• Power Outage, page 2-7
• Obtaining Additional Information about Power, page 2-7
Power Guidelines
Table 2-1 provides guidelines for powering the Cisco Unified IP Phone 7961G
and 7941G.
Table 2-2 provides guidelines for powering the Cisco Unified IP Phone
7961G-GE and 7941G-GE.
Table 2-1 Powering Guidelines—Cisco Unified IP Phone 7961G and 7941G
Power Type Guidelines
External power—
Provided through the
CP-PWR-CUBE-3
external power supply. • The Cisco Unified IP Phone 7961G and 7941G use the
CP-PWR-CUBE-3 power supply.
External power—
Provided through the
Cisco Unified IP Phone
Power Injector. The Cisco Unified IP Phone Power Injector may be used with any Cisco
Unified IP Phone. Functioning as a midspan device, the injector delivers
inline power to the attached phone. The Cisco Unified IP Phone Power
Injector is connected between a switch port and the IP Phone, and supports
a maximum cable length of 100m between the unpowered switch and the IP
Phone.