Cisco 4948 Installation Guide - Page 44
Warnings, cause serious burns or weld the metal object to the terminals.
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Preparing to Install the Chassis Chapter 3 Installing the Switch Warnings The installation-applicable warnings are listed below. Warning translations in multiple languages are provided in Appendix D. Refer to the statement number for the translations. Warning To prevent the switch from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of 104•F (40•C). To prevent airflow restriction, allow at least 3 inches (7.6 cm) of clearance around the ventilation openings. Statement 17 Warning This unit is intended for installation in restricted access areas. A restricted access area is where access can only be gained by service personnel through the use of a special tool, lock and key, or other means of security, and is controlled by the authority responsible for the location. Statement 37 Warning This equipment is intended to be grounded. Ensure that the host is connected to earth ground during normal use. Statement 39 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 Ethernet cables must be shielded when used in a central office environment. Statement 171 Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement 1001 Warning Read the installation instructions before connecting the system to the power source. Statement 1004 Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide 3-2 OL-21561-02