Insert the connector into the adapter or port until you feel a slight click, indicating proper engagement. To confirm the connection, the latch should snap into place, and the connector body should be fully seated. The small size enables higher port density in fiber distribution panels. Inserting the Fiber: Carefully insert the cleaned fiber core into the LC fiber connector, ensuring it fully enters the connector and aligns with the internal metal contact faces. My current thinking is: Buy cable and string it (both underground conduit and aboveground). How to Install and Use Fiber Optic Fast Connector 1. Cut the exposed coating with Miller pliers close to the. How to clean LC connectors the right way? What causes insertion loss and how do we minimize it? What are the differences between simplex and duplex LC connectors? How can you tell if an LC connector is dirty or damaged? What tools do I need for LC connector installs? The designation LC connector.