Introduction
Front-Panel Lights and Error Conditions
Light
Turns Off During Startup If
Power
The VoIP cable modem is not properly plugged
into the power outlet
Battery
AC power is not present.
DS
The receive channel cannot be acquired
(Receive)
US
The send channel cannot be acquired
(Send)
Online
IP registration is unsuccessful
Tel 1 or
If the Tel light fails to flash during startup,
Tel 2
telephone line configuration has failed.
If a telephone line is properly connected and the Tel 1 or Tel 2 light remains off, the line has not been set up for
service. Contact your service provider.
For more information about the lights, see
SBV5220 VoIP Cable Modem User Guide
Installation
Troubleshooting
Turns Off During Normal Operation If
The VoIP cable modem is unplugged or is in standby
mode. Plug it in or press the Standby button.
AC power is not present.
The receive channel is lost
The send channel is lost
The IP registration is lost
Connected during a phone call and does not blink,
telephone connection is lost.
"Top and Front Panel"
on page 3.
Glossary
License
41