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Comcast Netgear Nighthawk CM1100
Normal Status Lights

Light
STATUS
Description & Suggested Action
POWERSOLID GREENCable Modem is receiving Power
UNLITCable Modem is not receiving Power
SOLID REDCable Modem is too warm and might overheat
DOWNSTREAMSOLID AMBEROne Downstream channel is locked
SOLID GREENTwo or more Downstream channels are locked
FLASHING GREENCable Modem is scanning for a Downstream channel
UNLITNo Downstream channel
UPSTREAMSOLID AMBEROne Upstream channel is locked
SOLID GREENTwo or more Upstream channels are locked
FLASHING GREENCable Modem is scanning for an Upstream channel
UNLITNo Upstream channel is locked
INTERNETSOLID GREENCable Modem is online
FLASHING GREENCable Modem is synchronizing with the Cable Provider's Cable Modem Termination System (CMTS)
UNLITCable Modem is offline
LAN 1 - 2SOLID GREENA Powered on Device is connected to the LAN port at 1000 Mbps
SOLID AMBERA powered on device is connected to the LAN port at 10 Mbps or 100 Mbps
FLASHING GREEN OR AMBERThe Port is sending or receiving traffic
UNLITNo Device is connected to this port

For more information or to have your device listed please contact Infotel Systems

The Story Behind "Status Lights"

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