Power Guidelines - Cisco 7941G - Unified IP Phone VoIP Administration Manual

Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network

Power Guidelines

Table 2-1 Powering Guidelines—Cisco Unified IP Phone 7961G and 7941G
Power Type
External power—
Provided through the
CP-PWR-CUBE-3
external power supply.
External power—
Provided through the
Cisco Unified IP Phone
Power Injector.
Cisco Unified IP Phone 7961G/7961G-GE and 7941G/7941G-GE for Cisco Unified Communications Manager 6.1
OL-14620-01
Power Outage, page 2-7
•
Obtaining Additional Information about Power, page 2-7
•
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.
Guidelines
• The Cisco Unified IP Phone 7961G and 7941G use the
CP-PWR-CUBE-3 power supply.
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.
Providing Power to the Cisco Unified IP Phone
2-5