
6Catalyst 5000 Series Supervisor Engine III G Installation and Configuration Note
Safety Recommendations
Safety Recommendations
Safety warnings appear throughout this note in procedures that, if performed incorrectly, may harm
you. A warning symbol precedes each warning statement.
Warning 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. To see translations of the warnings that
appear in this publication, refer to the appendix “Translated Safety Warnings” in the Catalyst 5000
Series Supervisor Engine Installation Guide.
Ensuring Safety
This section covers the following topics:
•Following Basic Electrical Safety Guidelines, page 6
•Preventing ESD Damage, page 7
Use the following guidelines to ensure your safety and protect the equipment. This list does not
include all potentially hazardous situations during installation, so be alert.
Note Power supplies in the Catalyst 5002 switch do not have on/off switches.
Warning Only trained and qualified personnel should install, replace, or service this equipment.
•Always turn all power supplies off (the position marked zero), and unplug all power cords before
installing or removing a chassis.
•Keep the chassis area clear and free of dust during and after installation.
•Keep tools and chassis components off the floor and away from foot traffic.
•Avoid wearing jewelry and securely fasten any loose clothing that could get caught in the chassis.
Warning Before workingon equipment thatis connectedto powerlines, 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.
Warning Ultimate disposal of this product should be handled according to all national laws
and regulations.
Following Basic Electrical Safety Guidelines
When working with electrical equipment, exercise these basic safety guidelines:
•Never install equipment that appears to be damaged.
•Locate the emergency power-off switch for the room in which you are working before beginning
any procedures that require access to the chassis interior.
•Disconnect all power and external cables before installing or removing a chassis.
•Do not work alone when potentially hazardous conditions exist.