NETGEAR CM212 manual Troubleshooting, No lights are lit on the modem, Cable light doesn’t light up

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Troubleshooting

No lights are lit on the modem

The modem has no power.

Make sure the power adapter is properly connected to the modem.

Make sure the power adapter is properly connected to a functioning power outlet. If it’s in a power strip, make sure the power strip is turned on.

Make sure you’re using the correct power adapter.

The Cable light doesn’t light up

There’s a hardware connection problem.

Make sure the CATV cable connector is securely plugged in at the modem.

Turn the power off and on to the modem.

You don’t have cable service.

You may not have active cable service yet. Contact your provider to verify activation.

The USB or Ethernet light doesn’t light up

There’s a hardware connection problem.

Make sure the USB or Ethernet cable connectors are securely plugged in at the modem and the computer.

If you’re not using the cable included with the modem, check that the Ethernet cable is a straight-through patch cable.

If you are using USB, the Modem must first be connected to the CATV Cable and the Status and Cable Indicators must both be solid Green. This is not necessary, if you are using the Ethernet port.

I cannot get onto the Internet with a computer

You may not have restarted the computer or the network to have TCP/IP changes take effect.

Restart the computer.

If you have a multiple computers setup, turn the power off and on to the network device and restart the computers.

Turn the power off and on to the modem.

Your computer may not have the correct TCP/IP settings to recognize the modem.

Restart the computer and check that you have TCP/IP set up properly.

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Contents Page Introduction Installation OverviewCM212 Broadband Cable Modem What’s in the Box1Prepare for Installation USB ConnectionEthernet Connection Install the Cable Modem Cableusb Configure the Computer to Work with Modem Select CD-ROM Drives and click Next Page Windows Operating System Click OK twice and click Close Restart the computer Linux or Unix Operating System Macintosh Operating SystemTest the Connection Sharing Your Cable Internet with Multiple Computers USB or Ethernet light doesn’t light up TroubleshootingNo lights are lit on the modem Cable light doesn’t light upResetting TCP/IP Properties Windows Cable Modem System Requirements Modem SpecificationsEnvironmental Specifications Glossary of TermsVoluntary Control Council for Interference Vcci Statement Support Information Technical Support