Understanding The Cisco Unified Ip Phone 7962G And 7942G Components; Network And Access Ports - Cisco 7942G Administration Manual

Chapter 3 Setting Up the Cisco Unified IP Phone
To avoid electric shock, do not connect safety extra low voltage (SELV) circuits to telephone network
Warning
voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some
LAN and WAN ports both use RJ-45 connectors. Use caution when connecting cables.
Caution Inline power circuits provide current over the cable. Use the Cisco provided cable or a minimum 24
AWG communication cable.
The following warnings apply when you use an external power supply.
Only use the proper Cisco approved external power supply. Reference the installation manual provided
Caution
with the phone.
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
Warning
a fuse or circuit breaker no larger than 120 VAC, 15 A U.S. (240 VAC, 10 A international) is used on the
phase conductors (all current-carrying conductors).
Warning The device is designed to work with TN power systems.
Warning The plug-socket combination must be accessible at all times because it serves as the main
disconnecting device. #331
Understanding the Cisco Unified IP Phone 7962G and 7942G
Components
The Cisco Unified IP Phone 7962G and 7942G include these components on the phone or as accessories
for the phone:
•
•
•
•

Network and Access Ports

The back of the Cisco Unified IP Phone 7962G and 7942G includes these ports:
•
•
Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 6.1(3)
OL-17679-01
Network and Access Ports, page 3-3
Handset, page 3-4
Speakerphone, page 3-4
Headset, page 3-4
Network port
labeled 10/100 SW on the 7962G and 7942G
–
Access port

Understanding the Cisco Unified IP Phone 7962G and 7942G Components

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