Battery Installation And Removal; Introduction - Arris Touchstone TG2472G User Manual

Battery Installation and Removal

Introduction

The TG2472G Telephony Gateway supports a Lithium-Ion backup battery to provide continued
telephone service during power outages. The battery backup is not intended to take the place
of AC power.
Note: The battery is intended only to provide emergency telephone service in the case of a
power outage. Wireless data and wired data service will not be available during a power
outage. In addition, LED operation is reduced when the Telephony Gateway is operating on
battery power.
Note: For safety and regulatory purposes, batteries are shipped outside of the Telephony
Gateway and must be installed.
The TG2472G supports the following battery models:
Basic backup battery: provides up to 4 hours of backup time, depending on your

Telephony Gateway model and usage. It may be light gray or black.
Basic Backup Battery (Gray)
Refer to
Extended backup battery: provides up to 8 hours of backup time, depending on model and

usage. It has a strap between the battery guides. This is the standard battery for the
TG2472G.
Release 24 STANDARD 1.3 August 2016
© 2015-2016 ARRIS Enterprises LLC. All Rights Reserved.
Basic Battery Installation and Replacement
Basic Backup Battery (Black)
(page 18).
Touchstone TG2472G Telephony Gateway User Guide
Chapter 4
17