Cisco Systems 3550 manual

Chapter 2 Switch Installation

Preparing for Installation

Warning Installation of the equipment must comply with local and national electrical codes. Statement 1074

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

Warning The plug-socket combination must be accessible at all times because it serves as the main disconnecting device. Statement 66

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 When installing or replacing the unit, the ground connection must always be made first and disconnected last. Statement 1046

Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement 1001

Warning Ultimate disposal of this product should be handled according to all national laws and regulations. Statement 1040

Warning If a redundant power system (RPS) is not connected to the switch, install an RPS connector cover on the back of the switch. Statement 265

Warning To comply with safety regulations, mount switches on a wall with the front panel facing up. Statement 266

Catalyst 3550 Switch Hardware Installation Guide

2-2 OL-6155-01