Cisco Unified 500 Series Getting Started page 33

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 statement to locate its translation in the translated safety warnings
that accompanied this device.
Note: Save these instructions.
Note: This documentation is to be used in conjunction with the specific
product installation guide that shipped with the product. Please refer to the
Installation Guide, Configuration Guide, or other enclosed additional
documentation for further details. Statement 1071
Warning This equipment is intended to be grounded. Ensure that the host is connected
to earth ground during normal use. Statement 39
Warning To prevent the switch from overheating, do not operate it in an area that
exceeds the maximum recommended ambient temperature of 113˚F (45˚C). To
prevent airflow restriction, allow at least 3 inches (7.6 cm) of clearance
around the ventilation openings. Statement 17B
Warning Before working on equipment that is connected to power lines, remove
jewelry (including rings, necklaces, and watches). Metal objects will heat up
when connected to power and ground and can cause serious burns or weld
the metal object to the terminals. Statement 43
Warning Do not stack the chassis on any other equipment. If the chassis falls, it can
cause severe bodily injury and equipment damage. Statement 48
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