35
Introduction
Before You Begin
Installation & Configuration
FAQ
Troubleshooting
Glossary
License
35
SURFboard Cable Modem SB4220 Series User Guide
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Home
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Troubleshooting
If the solutions listed here do not solve your problem, contact your cable service provider. Before calling your service provider, try pressing the
reset button on the rear panel. Resetting the cable modem may take 5 to 30 minutes. Your service provider may ask for the status of the
front-panel lights as described in
“Front-Panel Lights and Error Conditions”
on page 37.
Problem
Possible Solutions
Green POWER light is off
Check that the power cord is properly plugged into the electrical outlet and the cable modem.
Check that the electrical outlet is working.
If the Standby light is on, the Internet connection is off. Press the Standby button to reconnect to the Internet.
Press the Reset button.