Cisco CP-3911 - Unified SIP Phone 3911 VoIP Administration Manual page 47

Chapter 3 Setting Up the Cisco Unified IP Phone
Safety
Warning
Warning
Warning
Warning
Warning
Warning
Warning
Cisco Unified SIP Phone 3911 Administration Guide for Cisco Unified Communications Manager
OL-14029-01
Review the following warnings before installing the Cisco Unified IP Phone. To
see translations of these warnings, refer to the Regulatory Compliance and Safety
Information for the Cisco Unified IP Phone document that accompanied this
device.
Read the installation instructions before you connect the system to its power
source.
Only trained and qualified personnel should be allowed to install, replace, or
service this equipment.
Ultimate disposal of this product should be handled according to all national
laws and regulations.
Do not work on the system or connect or disconnect cables during periods of
lightning activity.
Installation of the equipment must comply with local and national electrical
codes
The power supply must be placed indoors.
To avoid electric shock, do not connect safety extra low voltage (SELV) circuits
to telephone network 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.
Before You Begin
3-3