POWER:  Illuminates solid green to indicate that power is being applied to the cable modem

PC : Illuminates solid green to indicate that an Ethernet/USB carrier is present.  Blinks to indicate that Ethernet/USB data is being transferred between the PC and the cable modem.

DATA: Blinks to indicate that data is being transferred between the modem and the cable network.

CABLE: Illuminates solid green when the modem is registered on the network andfully operational.  This
indicator blinks to indicate one of the following conditions:
 • The cable modem is booting up and not ready for data
 • The cable modem is scanning the network and attempting to register
 • The cable modem has lost registration on the network and will continue blinking until it registers     again
 • Blinks very slowly (once every 5 seconds) to indicate that Cable Modem Access Protection is     enabled
 

Note: Once the cable modem is successfully registered on the network, the POWER and CABLE indicators illuminate continuously to indicate that the cable modem is active and fully operational.