NETGEAR CM400 user manual Troubleshooting

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3. Troubleshooting		3
3. Troubleshooting

This chapter provides information about troubleshooting your cable modem.

The chapter includes the following sections:

•Use LEDs to Troubleshoot

•Cannot Log In to the Cable Modem

•Troubleshoot the Cable Internet Connection

Note: NETGEAR provides helpful articles and documentation at support.netgear.com.

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Contents CM400 High Speed Cable Modem Support ComplianceTrademarks Contents Hardware and Internet Setup Front Panel Unpack Your Cable ModemLED descriptions Back PanelProduct Label Attach the Feet To attach the feet  To cable your cable modem Cable Your Cable ModemCable Internet Provider Contact Information  To set up your Internet connectionInstall.charter.com Manage and Monitor Specify the Cable Connection Starting Frequency Log In to the Cable Modem To view the status of the cable modem initialization View Cable Modem Initialization To view cable modem status View Cable Modem Status To view and clear the event logs View and CLear Event Logs To change the password for the user name admin Change the admin Password To reboot the cable modem Reboot the Cable Modem To reset the cable modem to factory default settings Reset the Cable Modem to Factory Default Settings To erase the settings Use the Factory Reset Software ButtonManage and Monitor Troubleshooting Cannot Log In to the Cable Modem Use LEDs to TroubleshootTroubleshoot the Cable Internet Connection Technical specifications Technical Specifications