The flashing red light of WiFi optical signal indicates a signal interruption. There may be multiple reasons for this, and the following are some common troubleshooting points and corresponding solutions:
1. Router software failure: Reason: System crash caused by internal program errors in the router. Solution: Turn off the router, wait for about 5 minutes, and then restart it.
2. Physical circuit issue: Tail fiber connection issue: The indoor tail fiber connection optical connector is loose or has poor contact. +Solution: Unplug and clean the interface, then reinsert it. Fiber optic bending: Indoor fiber optic bending is too large, which affects the total reflection transmission of optical signals. +Solution: Straighten the fiber optic cable. Fiber breakage: Fiber breakage occurs due to excessive bending angle or other reasons. +Solution: Contact maintenance personnel to rewire.
3. Hardware issue with the optical modem: Optical modem interface failure: There is a problem with the optical modem's interface, which prevents the transmission of optical signals to the modem. +Solution: Contact maintenance personnel to repair or replace the light cat with a new one.
4. Broadband arrears: Reason: Broadband services are usually a postpaid model, and if customers owe for too long, the operator will shut down the broadband service. Solution: Restore service after paying the outstanding fees.
5. Regional broadband failure: Reason: The broadband in the entire region may be under maintenance or malfunctioning. Solution: Call the operator's customer service hotline to inquire about the situation and wait for the repair personnel to fix it.
6. System issue: Reason: If the entire area has been shut down, it may be a problem with the system. Solution: Wait patiently for the system to recover or contact customer service to explain the situation.
When conducting troubleshooting, it is recommended to check one by one in the above order to quickly locate the problem and take corresponding measures. If the problem persists, it is recommended to contact the operator's customer service or professional repair personnel for on-site handling.