Comcast Cisco DPC3008
Normal Status Lights

Light	STATUS	Description & Suggested Action
POWER	Green (Solid)	Normal operation
	Green (Flashing)	POWER LED will flash 1 time per second if Network Access is denied
	Unlit	No power
DS	Green (Solid)	Normal operation
	Green (Flashing)	Flashes during Downstream scan on initial startup, calibration & registration
		Flashes 1 time per second if Network Access is denied
	Unlit	No Downstream signal
US	Green (Solid)	Normal operation
	Green (Flashing)	Searching for an Upstream signal on initial startup, calibration & registration
		Flashes 1 time per second if Network Access is denied
	Unlit	No Upstream signal
ONLINE	Green (Solid)	Normal operation
	Green (Flashing)	Requesting High Speed data provisioning file on initial startup, calibration & registration
		Flashes 1 time per second if Network Access is denied
	Unlit	LED will be unlit during initial startup, calibration & registration
		No Internet connection can be found
LINK	Green (Solid)	Indicates a single device is connected to the Ethernet port & not data is being sent to/from the cable modem
	Green (Flashing)	Normal operation - Data is being transferred between the consumer premise equipment (CPE)
		Flashes 1 time per second if Network Access is denied
	Unlit	When no devices are connected to the Ethernet ports

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The Story Behind "Status Lights"

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