Network Router User Manual

5-2
Cisco CRS-1 Carrier Routing System Fiber-Optic Cleaning Guide
OL-8179-02
Chapter 5 Cleaning the OIM HBMT Connectors
How to Clean the OIM HBMT Connectors
How to Clean the OIM HBMT Connectors
Each OIM HBMT connector contains four optical ferrules. To access all ferrules, you must clean two
ferrules and then rotate the adapter 180 degrees to clean the remaining two ferrules.
Warning Because invisible radiation may be emitted from the aperture of the port when no fiber cable is
connected, avoid exposure to radiation and do not stare into open apertures. Statement 125
Warning Class 1M laser radiation when open. Do not view directly with optical instruments. Statement 281
Caution Before you begin, review the “General Reminders and Warnings” section on page 1-2.