The ultimate technician's database. Stop guessing what the blinking orange light on your broadband gateway, the E01 error code on your appliance, or the flashing red TV remote means. Select your hardware below to access official cause matrices and verified step-by-step resolution codes.
xB7, xB8 Gateway Light Definitions, Modem Offline Codes.
Advanced WiFi Routers and Docs 3.1 Modem Flashing Errors.
Red standby blinking sequences and universal remote pairing.
LG / Samsung OE, UE, and 4C fault logic breakdowns.
Hardware-level symptoms and expert determinations from our knowledge base.
A blinking orange light on an Xfinity Gateway usually indicates it is struggling to establish a downstream connection to the ISP. This can be caused by a loose coaxial cable, a local network outage, or a firmware update in progress.
A flashing red or solid red light on a Spectrum Advanced WiFi router indicates a critical connectivity failure. The router cannot reach the modem or the internet.