Ensure that your equipment configuration meets the minimum requirements for the installation you will perform, and that you have all the parts and tools you need. The following guidelines will help to ensure your safety and protect the equipment. This list does not include all potentially hazardous situations, so be alert .
Electrical equipment generates heat.
Ambient air temperature might not be adequate to cool equipment to acceptable operating temperatures without adequate circulation. Ensure that the room in which you operate your Cisco ONS 15104 has adequate air circulation. Review the safety warnings listed in the Regulatory Compliance and Safety Information for the Cisco ONS 15104 publication before installing, configuring, or maintaining the Cisco ONS 15104. Never attempt to lift an object that might be too heavy for you to lift by yourself. Always disconnect the power source and unplug all power cables before working on the Cisco ONS 15104.