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 Start Up Sequence
Note
:
The
DS
and
US
indicators flash yellow during startup, and turn green if
the Telephony Gateway establishes an ultra-high speed connection. For
some cable companies these colors may be reversed.
Power,
DS, US,
Online
Telephone
Description
1
2
Off
Off
Off
No power to Modem
Flash
Flash
Flash
Power-on Self Test
“Cable Modem Start Up Sequence” Begins
On
Flash
Off
Retrieving telephone network
information
On
Off
Flash
Retrieving telephone line infor-
mation
On
Flash
Flash
Activating telephone service
Normal Operation Begins
Touchstone TG952 Telephony Gateway User’s Guide
Safety
Getting
Started
Installation
Ethernet
Configuration
Usage
Troubleshooting
Glossary
45