Indicator Lights: Startup Sequence - Arris Touchstone TM722 User Manual

Getting
Safety Started
Battery
Installation Installation

Indicator Lights: Startup Sequence

The following table shows the Telephony Modem 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.
Power, DS,
Note:
Touchstone TM722 Telephony Modem User's Guide
USB Ethernet
Drivers Configuration
Link
US, Online
Off Off
Flash Flash Flash
See "Cable Modem Start Up Sequence" Below
On On Flash
On On
On On Flash
The DS and US indicators flash yellow during startup, and turn green if
the Telephony Modem establishes an ultra-high speed connection. The
Link indicator may be yellow or green, as determined by the table on the
previous page.
Usage Troubleshooting
Telephone
Description
1 2
Off Off No power to Cable Modem
Flash Power-on Self Test
Retrieving telephone network in-
Off
formation
Retrieving telephone line informa-
Off Flash
tion
Flash Activating telephone service
Normal Operation
Glossary
58