Safety Recommendations; Safety With Electricity - Cisco 3600 Series Configuration Note

Safety Recommendations

Warning
cord is unplugged before working on the router. (To see translated versions of this warning, refer to
the Regulatory Compliance and Safety Information document that accompanied your router.)
Caution
have discharged all static electricity from your body before opening the chassis. Before performing
procedures described in this document, review the next section, "Safety Recommendations."
Safety Recommendations
Follow these guidelines to ensure general safety:
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Safety with Electricity

Warning
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. (To see translated versions of this
warning, refer to the Regulatory Compliance and Safety Information document that accompanied
your router.)
Follow these guidelines when working on equipment powered by electricity:
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2 Cisco 3600 Series Rack-Mount and Wall-Mount Configuration Note
To ensure your safety and the safety of others, be sure the power is OFF and the power
To avoid damaging electrostatic discharge (ESD)-sensitive components, ensure that you
Keep the chassis area clear and dust-free during and after installation.
Put the removed chassis cover in a safe place.
Keep tools away from walk areas where you or others could fall over them.
Do not wear loose clothing that could get caught in the chassis. Fasten your tie or scarf and roll
up your sleeves.
Wear safety glasses when working under any conditions that might be hazardous to your eyes.
Do not perform any action that creates a potential hazard to people or makes the equipment
unsafe.
Before working on equipment that is connected to power lines, remove jewelry (including
Locate the emergency power-OFF switch in the room in which you are working. Then, if an
electrical accident occurs, you can quickly shut the power OFF.
Before working on the router, turn OFF the power and unplug the power cord.
Disconnect all power before doing the following:
— Installing or removing a router chassis
— Working near power supplies
— Performing a software upgrade
Do not work alone if potentially hazardous conditions exist.
Never assume that power is disconnected from a circuit. Always check.