User Manual

ManualsBrandsNetgear ManualsComputers & LaptopsNETGEAR CM400 (8x4) DOCSIS 3.0 Cable Modem. Max download speeds of 340Mbps. Certified for Xfinity from Comcast, Spectrum, Cox, C

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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

• T

roubleshoot the Cable Internet Connection

Note: NETGEAR provides helpful articles and documentation at

support.netgear.com.