Attenuation makes signals weaker in fiber optic cables. Check your optical transceiver's specs often. Clean connectors. However, like any technology, issues may arise, leading to anxiety and frustration when your optical cable isn't functioning correctly. If you notice that your audio or video suddenly cuts out or becomes distorted, it may be indicative of a problem with your cable. Additionally, if you experience a complete lack of. Fiber optic cabling carries pulses of light between transmitters and receivers. Let's dive into the most frequent headaches, how to spot them, and, most importantly, how to get your network back on track.