Chapter 5
:
Using the Telephony Gateway
Release 16 STANDARD 1.0 May 2016
Touchstone TG1652S Telephony Gateway User Guide
© ARRIS Enterprises, LLC, 2016. All Rights Reserved.
33
Mode
Power
US/DS
Online
Firmware
Upgrade
On
Flash
On
Note 1: Your cable company may configure the Telephony Gateway to always display the
US/DS indicator in green regardless of the connection speed or swap the meaning (speed
indication) of yellow and green.
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
Description
Off
Off
Off
No power to modem
Flash
Flash
Flash
Power-on Self Test
See
(page 33)
On
Flash
Off
Retrieving telephone network
information
On
Off
Flash
Retrieving telephone line information
On
Flash
Flash
Activating telephone service
Normal Operation
Note: The US/DS indicator flashes yellow during startup, and turns green if the Telephony
Gateway establishes an ultra-high speed connection. For some cable companies these colors
may be reversed.