Light patterns, images, manuals and more helpful info for the Scientific Atlanta DPC2100 cable modem – Manufacturer: Scientific Atlanta Model: DPC2100 click to enlarge (and animate) Modem Light Indicators PC Flashing – data being transferred between the PC and the cable modem Solid – indicates Ethernet/USB carrier is present Cable Flashing – modem is scanning … Continue reading Cable Modem Troubleshooting: Scientific Atlanta DPC2100