Cisco NPE-175 Installation And Configuration Manual page 221

Chapter 10 Configuration Tasks and Troubleshooting Information
Fiber Optic Cleaning Information
To maintain agency compliance requirements and meet EMI emissions standards for the Cisco 7200
Caution
series routers with a single power supply, the power supply filler plate must remain in the power supply
adjacent to the installed power supply. Do not remove this filler plate from the router unless you intend
to install a redundant power supply.
Fiber Optic Cleaning Information
We strongly recommend cleaning all optical connections before reconnecting any optical cables to
equipment. For information about cleaning optical connectors, see the Inspection and Cleaning
Procedures for Fiber-Optic Connections document and the Compressed Air Cleaning Issues for
Fiber-Optic Connections document.
Network Processing Engine and Network Services Engine Installation and Configuration
10-17
OL-4448-12