Motorola SB4220 manual Cannot send or receive data

Introduction Before You Begin Installation & Configuration

Troubleshooting

FAQ Glossary License

Problem Possible Solutions

Cannot send or receive data

Problems related to unsuccessful USB driver installation

Check the lights on the front panel. Note the first light from top to bottom that is off. This light indicates where the error occurred as described in “Front-Panel Lights and Error Conditions” on page 37.

If all lights are off except the Standby light, the cable modem is in Standby mode. Press the Standby button to reconnect your Internet service.

If you have cable TV, check that your TV is working and the picture is clear. If you cannot receive your regular TV channels, your data service will not function.

Check the coaxial cable at the cable modem and wall outlet. Hand-tighten if necessary.

Check the IP address. Follow the steps in “Verifying the IP Address in Windows 95, 98, or Me” on page 30 or “Verifying the IP Address in Windows 2000 or XP” on page 31. Call your cable service provider if you need an IP address.

Check that the USB or Ethernet cable is properly connected to the cable modem and your computer.

Remove the USB driver. Follow the instructions in one of:

■“Removing the USB Driver from Windows 98 or Me” on page 38

■“Removing the USB Driver from Windows 2000” on page 42

X

36 SURFboard Cable Modem SB4220 Series User Guide

Home Print Exit