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Regulatory Compliance and Safety Information
for the Catalyst 3550 Multilayer Switch
Read this document before installing or servicing the Catalyst 3550 switch.
Note Only trained and qualified service personnel (as defined in IEC 60950 and AS/NZS 3260) should install,
replace, or service the equipment. Install the system in accordance with the U.S. National Electric Code
if you are in the United States.
Warning
IMPORTANT SAFETY INSTRUCTIONS
This warning symbol means danger. You are in a situation that could cause bodily injury. Before you
work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar
with standard practices for preventing accidents. Use the statement number provided at the end of
each warning to locate its translation in the translated safety warnings that accompanied this device.
Statement 1071
SAVE THESE INSTRUCTIONS
This document includes these sections:
• Translated Safety Warnings, page 2
• European Directives, page 41
• Regulatory Standards Compliance, page 42
• EMC Environmental Conditions for Products Installed in the European Union, page 43
• EMC Class A Notices and Warnings, page 43
• Related Documentation, page 46
• Obtaining Documentation, page 46
• Documentation Feedback, page 47
• Obtaining Technical Assistance, page 47
• Obtaining Additional Publications and Information, page 49