To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended
ambient temperature of –40C to +65C. Statement 1047
Warning
Mount the device on a rack that is permanently affixed to the building. Statement 1049
Warning
This device is a Class A Device and is registered for EMC requirements for industrial use. You must be aware.
If sold or purchased by mistake, do replace with a residential-use type. Statement 294
Warning
This equipment needs to be grounded. Use a green and yellow 6AWG ground wire to connect the host to earth
ground during normal use. Statement 383
Warning
Do not stare into the beam or view it directly with optical instruments. Statement 1011
Warning
Invisible laser radiation present. Statement 1016
Warning
The plug-socket combination must be accessible at all times, because it serves as the main disconnecting
device. Statement 1019
Warning
SafetyGuidelines forPersonalSafetyandEquipment Protection
The following guidelines ensure your safety and protect the equipment. This list does not include all the
potentially hazardous situations. Therefore, you must be alert.
• Before moving the system, always disconnect all power cords and interface cables.
• Never assume that power is disconnected from a circuit; always check.
• Before and after installation, keep the chassis area clean and dust free.
• Keep tools and assembly components away from walk areas where you or others can trip over them.
• Do not work alone if potentially hazardous conditions exist.
• Do not perform any action that creates a potential hazard to people or makes the equipment unsafe.
• Do not wear loose clothing that may get caught in the chassis.
• When working under conditions that may be hazardous to your eyes, wear safety glasses.
Cisco Network Convergence System 540 Large Density Routers Hardware Installation Guide
2
Safety Warnings
Safety Guidelines for Personal Safety and Equipment Protection
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