General Safety Guidelines and Warnings

The following guidelines help ensure your safety and protect the EX-series switch from damage. The list of guidelines might not address all potentially hazardous situations in your working environment, so be alert and exercise good judgment at all times.

• Perform only the procedures explicitly described in the hardware documentation for this product. Make sure that only authorized service personnel perform other system services.
• Keep the area around the chassis clear and free from dust before, during, and after installation.
• Keep tools away from areas where people could trip over them while walking.
• Do not wear loose clothing or jewelry, such as rings, bracelets, or chains, which could become caught in the chassis.
• Wear safety glasses if you are working under any conditions that could be hazardous to your eyes.
• Do not perform any actions that create a potential hazard to people or make the equipment unsafe.
• Never attempt to lift an object that is too heavy for one person to handle.
• Never install or manipulate wiring during electrical storms.
• Never install electrical jacks in wet locations unless the jacks are specifically designed for wet environments.
• Operate the EX-series switch only when it is properly grounded.
• Ensure that the separate protective earthing terminal provided on this product is permanently connected to earth.
• Replace fuses only with fuses of the same type and rating.
• Do not open or remove chassis covers or sheet-metal parts unless instructions are provided in the hardware documentation for this product. Such an action could cause severe electrical shock.
• Do not push or force any objects through any opening in the chassis frame. Such an action could result in electrical shock or fire.
• Avoid spilling liquid onto the EX-series switch chassis or onto any switch component. Such an action could cause electrical shock or damage the switch.
• Avoid touching uninsulated electrical wires or terminals that have not been disconnected from their power source. Such an action could cause electrical shock.
• Always ensure that all modules, power supplies, and blanks are fully inserted and that the installation screws are fully tightened.

Related Topics

• AC Power Electrical Safety Guidelines
• General Electrical Safety Guidelines
• Maintenance and Operational Safety Guidelines and Warnings
• Laser and LED Safety Guidelines and Warnings
• Installation Instructions Warning
• Grounded Equipment Warning