Cisco Systems 4027668, AAC400210112234 important safety instructions Common Troubleshooting Issues

Frequently Asked Questions

Q.Can I run more than one device on the modem?

A.Yes. If your service provider permits, a single cable modem can support up to 63 Ethernet devices utilizing user-supplied Ethernet hubs or routers that you can purchase at your local PC or office supply retailer. Another user at your location can simultaneously connect to the USB port on the cable modem. Contact your service provider for further assistance.

Common Troubleshooting Issues

I don't understand the front panel status indicators

See Front Panel LED Status Indicator Functions (on page 32), for more detailed information on front panel LED status indicator operation and function.

The cable modem does not register an Ethernet connection

Verify that your computer has an Ethernet card and that the Ethernet driver software is properly installed. If you purchase and install an Ethernet card, follow the installation instructions very carefully.

Verify the status of the front panel status indicator lights.

The cable modem does not register an Ethernet connection after connecting to a hub

If you are connecting multiple PCs to the cable modem, you should first connect the modem to the uplink port of the hub using the correct crossover cable. The LINK LED of the hub will illuminate continuously.

The cable modem does not register a cable connection

The modem works with a standard 75-ohm RF coaxial cable. If you are using a different cable, your cable modem will not function properly. Contact your service provider to determine whether you are using the correct cable.

Your NIC card or USB interface may be malfunctioning. Refer to the troubleshooting information in the NIC or USB documentation.

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