Read the information in this chapter thoroughly before you attempt to install or remove an ISW-Series switch.
Ensure that proper ESD (electrostatic discharge) controls are in use before switch maintenance is performed. This includes but is not limited to wrist straps that are grounded to the switch housing and earth grounds.
Warning
Connect the chassis ground wire before you connect any DC power cables.Disconnect the ground wire after you disconnect all DC power cables.
When a connector is removed during installation, testing, or servicing, or when an energized fiber is broken, a risk of ocular exposure to optical energy that can be potentially hazardous occurs, depending on the laser output power.
The primary hazards of exposure to laser radiation from an optical-fiber communication system are:
Do not cover vents that would restrict airflow.
Take care to load the equipment rack so that it is not top-heavy, if you are using a rack. Start installing equipment at the bottom of the rack and work up.
Note
See Safety and Regulatory Information for additional safety information and additional information regarding regulatory compliance certifications.