Thorlabs Laser Source S4FC473

Remove the AC power cord if it is connected to the unit

Locate the fuse tray directly below the AC power cord connection on the rear panel of the unit

Carefully use a flat blade screwdriver to open the fuse tray

Remove the existing fuse and install the appropriate fuse

Push the fuse tray back into place making sure that it snaps and seats correctly

Connect the appropriate power cord into the AC receptacle and plug the unit in

Ensure the laser is disabled before connecting the fiber patch cord.

Verify that the fiber tips are cleaned before connecting to the laser’s FC/PC bulkhead connector.

Cleaning the Fiber Tip with FCC-7020

Open the door on top of the FCC-7020.

Pull the white tape out until the perforations clear the window.

Place the tip of the connector flat against the white tape on either side.

Drag the connector down the white tape front.

Repeat the cleaning process on the opposite side.