This article outlines five specific steps for repair: 1) Identify the break; 2) Cut out the damaged section; 3) Strip the cable; 4) Trim the fiber ends; 5) Test the repair. DIY fiber optic cable repair kits are increasingly popular for those who prefer home repairs. That demonstration may exacerbate security concerns over a spate of suspected sabotage incidents targeting undersea communications and power cables from the Baltic. This guide covers the essential tools and step-by-step procedures for low-loss fiber optic cable repair. Construction Activities Natural Causes Environmental Damage Human. Fiber optic troubleshooting is an essential skill for network administrators, technicians, and engineers responsible for maintaining and repairing fiber optic systems. However, even these robust systems aren't immune to damage, which can lead to costly downtime and disrupted services.