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Cisco CP-7914 - 7914 - Key Expansion Module Quick Start Manual page 5

Ip phone expansion module
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Warning
Read the installation instructions before you
connect the system to its power source.
Warning
Ultimate disposal of this product should be
handled according to all national laws and
regulations.
Warning
Do not work on the system or connect or
disconnect cables during periods of lightning
activity.
Warning
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 use RJ-45
connectors. Use caution when connecting cables.
The following warnings apply when you use the external power
supply with the 7914 Expansion Module:
Warning
This product relies on the building's installation
for short-circuit (over current) protection. Ensure
that a fuse or circuit breaker no larger than 120
VAC, 15A U.S. (240 VAC, 10A international) is used
on the phase conductors (all current-carrying
conductors).
Warning
The device is designed to work with TN power
systems.
5

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Cp-7914