ARRIS TM722G-CT User Guide - Manual (Page 18)

3 Push the battery pack into the bay until it latches into place. If you are
taking the battery out of the Telephony Modem, use the battery pull
strap to dislodge the battery.
Note: The Telephony Modem will not begin operating until you apply AC
power.
4 Replace the door. To do so, place the tabs of the battery door into the slot
on the Telephony Modem battery compartment. Rotate the door toward the
front of the Telephony Modem until the latch snaps back into place.
Note: Telephony Modems use a Lithium-Ion battery pack. Please recycle or
dispose of the battery responsibly and in accordance with local ordinances.
Touchstone TM722 Telephony Modem User’s Guide
Safety
Getting
Started
Battery
Installation Installation
USB
Drivers
Ethernet
Configuration Usage Troubleshooting Glossary
18
Battery
Opening
Receiver
Slots
Hinge Tabs