
20 About this document
Enterprise Edge 2.0 Programming Operations Guide P0911588 Issue 01
Radio-frequency interference
This product uses Telecommunication Network Voltage (TNV) circuits which
include the following ports: analogue lines (including PFT), modems, ATA, BRI,
AC15A, and TCM Isolator.
This product uses Safety Extra Low Voltage (SELV) circuits which include the
following ports: TCM extensions, external music source (MSCX), auxiliary ringer
(AUX), paging systemrelay (PAGE), LAN interface, WANinterface, and the serial
port.
WARNING
This is a Class A product. In a domestic environment
this product may cause interference. The user may be
required to take adequate measures.
Read and follow installation instructions carefully
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