EXFO FG-750 - Manual (Page 277)

Maintenance
Fiber Guardian 263
Replacing the OTDR
8. Unscrew the optical fiber’s connector to disconnect the fiber from the
OTDR’s port.
9. Using the two handles on the module, pull up the module to remove it
from the unit’s casing.
10. Clean the port of the new OTDR.
11. Clean the optical fiber connector (see Cleaning and Connecting
Optical Fibers on page 77).
12. Carefully align the module with the anchoring pins at the bottom of the
unit’s casing.
13. Insert the new module, ensuring that it lays flat on the bottom of the
unit’s casing.
14. Connect the optical fiber to the module (see Cleaning and Connecting
Optical Fibers on page 77).
15. Place the retaining tab back into place, over the OTDR.
16. Turn the screw of the retaining tab clockwise until the tab is secured in
place.
C
AUTION
To avoid damaging the fiber or the module, proceed with caution
when connecting or disconnecting the fiber from the OTDR’s port.