You should have the option to either turn off your router's lights entirely, or you can set your router's lights on a schedule. This. This guide will walk you through what the LOS light means, why it blinks red and step-by-step instructions on how to resolve the issue, including resetting your router. What Does the LOS Light Indicate? The LOS light on your router indicates the status of your internet connection to the Internet. Visit your product's support page, select the correct hardware version for your device, and check either the Datasheet or the firmware section for the latest improvements added to your product. 0 through the HUb Manger on a timer i have had the ONT Terminal fitted into a Bedroom & the light on at Night i find Quite Intrusive i have had Discussion with BT with a deaf ears approach i have asked if any new. If the light persists, move on to more detailed troubleshooting steps. The following methods cover the most common causes and solutions.