ARRIS TG2472G-NA User Guide - Manual (Page 17)

Chapter 4: Battery Installation and Removal
Your cable company may include a backup battery with your Telephony Gateway. You can
order any of the batteries shown here at http://www.arrismodemsite.com .
Basic Battery Installation and Replacement
This model of the Telephony Gateway has the ability to provide continued telephone
service during power outages. The battery backup is not intended to take the place of AC
power.
Use this procedure to install and to replace the backup battery.
1. Press down and pull back on the latch holding the battery door (on the bottom of the
Telephony Gateway). Pull the door toward you. Set the door aside in a safe place.
1 - Latch End
CAUTION
Risk of equipment damage
Improperly inserting the battery may damage the battery connector in the Telephony
Gateway. Carefully follow the instructions in the next step to avoid damage.
2. Hold the battery pack so that the guides on the battery align with the slots on the
Telephony Gateway and slide the battery into the bay.
Release 24 STANDARD 1.1 January 2015 Touchstone TG2472 Telephony Gateway User Guide 17