Fiber Optic cable Series-
1. Overview2.3 Fault Handling Tools and Instruments3.2 Confirm the Scope and Type of the Fault3.3 Fault Localization3.4 Fault Exclusion3.5 Confirm If the Fault Has Been RectifiedThis document presents a troubleshooting guide for fiber optic cables once deployed and in regular use. It also includes a list of common fault location items. Maintenance personnel can refer to this document for step-by-step troubleshooting when dealing with faults arising from the following sources.See more on resource.fs kingfisherfiber
Visual Fault Locator VFL Pen | Kingfisher International
A fiber visual fault locator pen VFL for fiber optic installation, fault finding, continuity checking, polarity checking, verifying a signal path, and identifying a fiber.