Step1 : Identify the optical cabinet and network operating center, and find the fiber optic splitter. Step 5: Patching from the splitter port to the user optical cable port. Construction Activities Natural Causes Environmental Damage Human. This complete guide covers everything from identifying causes of failure to advanced repair techniques, drawing on the latest industry standards and innovations. Whether you're a network technician, IT professional, or telecom operator, you'll find practical steps, tools, and tips to restore. This article covers the typical steps required to repair and/or re-terminate a damaged fiber optic cable.