ARRIS TG2472G-NA User Guide - Manual (Page 35)

Chapter 7: Using the Telephony Gateway
Patterns: Normal Operation (WAN and Battery)
The following table shows light patterns during normal operation.
Mode Power US/DS Online Battery
AC Power Good On On = Connected
to the Internet
Flash = Not
connected to the
Internet
On = Internet
available
Off = Internet not
available
On = Battery good
or low
Off = Battery
missing
Flash = Battery
bad
No AC Power,
Battery Installed
Flash Off Off Off = Battery
power
Flash = Battery
bad
No AC Power,
No Battery
Off Off Off Off
Firmware
Upgrade
On Flash On (normal
operation)
Patterns: Startup Sequence
The following tables show the Telephony Gateway light patterns during each phase of the
startup sequence. There are two phases of startup; the telephony phase and the cable
modem phase. Both are outlined below.
Telephony Startup Sequence
Power, US/DS,
Online
Telephone 1 Telephone 2 Battery Description
Off Off Off Off No power to modem
Flash Flash Flash Flash Power-on Self Test
See "Cable Modem Startup Sequence
On Flash Off Off Retrieving telephone
network information
On Off Flash Off Retrieving telephone
line information
On Flash Flash Off Activating telephone
service
Normal Operation
Note: The US/DS indicator flashes during startup, and turns on when the Telephony
Gateway establishes a connection.
Release 24 STANDARD 1.1 January 2015 Touchstone TG2472 Telephony Gateway User Guide 35