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Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.5
OL-23092-01
Chapter 3 Setting Up the Cisco Unified IP Phone
Understanding the Cisco Unified IP Phone Components
Unified IP Phone 7970G does not support 1000 Mbps). For the Cisco Unified IP Phone 7965G and
7945G, you can use either Category 3/5/5e/6 cabling for 10 Mbps connections, but you must use
Category 5/5e/6 for 100 Mbps connections.
Use the SW network port to connect the phone to the network. You must use a straight-through cable on
this port. The phone can also obtain inline power from a switch over this connection. See
Providing
Power to the Phone, page 2-4
for details.
Use the PC access port to connect a network device, such as a computer, to the phone. You must use a
straight-through cable on this port.
Handset
The handset is designed especially for use with a Cisco Unified IP Phone. It includes a light strip that
indicates incoming calls and voice messages waiting.
To connect a handset to the Cisco Unified IP Phone 7975G, 7965G, or 7945G, plug the cable into the
handset and into the Handset port on the back of the phone.
To connect a handset to the Cisco Unified IP Phones 7971G-GE or 7970G, remove the hookswitch clip
from the cradle area, as shown in
Figure 3-1
. Then plug the cable into the handset and into the Handset
port on the back of the phone.
Figure 3-1
Removing the Hookswitch Clip
Speakerphone
By default, the speakerphone is enabled on Cisco Unified IP Phone.
You can disable the speakerphone by using Cisco Unified Communications Manager Administration. To
do so, choose
Device > Phone
and locate the phone you want to modify. In the Phone Configuration for
the phone, check the
Disable Speakerphone
check box.
Headset
Although Cisco performs internal testing of third-party headsets for use with the Cisco Unified
IP Phones, Cisco does not certify or support products from headset or handset vendors.
Cisco recommends the use of good quality external devices, for example, headsets that are screened
against unwanted radio frequency (RF) and audio frequency (AF) signals. Depending on the quality of
headsets and their proximity to other devices, such as mobile phones and two-way radios, some audio
noise or echo may still occur. An audible hum or buzz may be heard by either the remote party of by both
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