Turn off the fiber optic cable on the router

To safely remove a fiber optic cable from a router, power down the device, identify the connector type, release the locking mechanism, pull the connector straight out, and protect the exposed fiber ends.

Step-by-

Step Guide1. Power Down the Router Before handling the fiber optic cable, disconnect the router or optical network terminal (ONT) from its electrical source. This ensures the fiber port is inactive and reduces the risk of exposure to infrared laser light, which can damage your eyes.

2. Prepare Your Workspace Clear the area around the router to prevent accidental bumps or contamination. Keep the immediate area free of dust, as even microscopic particles can damage the glass tip of the fiber connector.

3. Identify the Connector Type Common residential connectors include SC (Subscriber Connector) and LC (Lucent Connector).

S

C connectors are square and use a push-pull mechanism, while LC connectors are smaller and use a clip or latch that must be squeezed to release. 4.

Engage the Release Mechanism

For S

C connectors, gently depress the plastic tab on top of the connector until the lock disengages.

For L

C connectors, squeeze the clip inward toward the connector body to release it. 5. Remove the Cable Carefully Hold the plastic housing of the connector, not the thin fiber jacket, and pull the connector straight out of the port.

Avoid twisting, bending, or applying lateral force, as this can damage the fiber or the router's transceiver. 6. Protect the Exposed Fiber Ends Immediately cover the exposed fiber ferrule with a protective dust cap.

If the original cap is missing, place the connector in a clean plastic bag or wrap it with clean electrical tape to prevent contamination. 7. Optional: Remove the Transceiver (if applicable) If the fiber is connected to a removable transceiver, unlock the ejector lever fully before pulling out the transceiver.

Cover both the transceiver port and the fiber connector with rubber safety caps to prevent dust and accidental laser exposure. 8. Inspect and Store After removal, inspect the fiber ends for dirt or damage.

Store the cable in a safe, dust-free environment if it will be reused.

Safety Tips

Never look directly into the fiber or transceiver. Work slowly and steadily to avoid cracking the glass fiber. Avoid bending the cable beyond its minimum bend radius.

If the connector is stuck or damaged, contact your ISP or a certified technician. Following these steps ensures that the fiber optic cable is removed safely, the router remains undamaged, and the fiber ends are protected for future use.