Comercio electronico

C H A PT E R

2

Preparing to Install the Router
This chapter describes important information to consider before you begin to install the router, and includes the following sections:

• • • •

Safety Recommendations General Site Requirements Preparing to Connect to a Network Where to Go Next

Safety Recommendations
Follow these guidelines to ensure general safety:

• • • • • •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 and 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 if you are working under any conditions that might be hazardous to youreyes. Do not perform any action that creates a potential hazard to people or makes the equipment unsafe.

Preparing to Install the Router 2-1

Safety Recommendations

Warning Ultimate disposal of this product should be handled according to all national

laws and regulations. (To see translated versions of this warning, refer to the Regulatory Compliance and Safety Informationdocumentthat accompanied your router.)

Maintaining Safety with Electricity
Follow these guidelines when working on equipment powered by electricity.

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 can weld the metal object tothe terminals. (To see translated versions of this warning, refer to the Regulatory Compliance and Safety Information document that accompanied your router.)

• •

Locate the emergency power OFF switch for the room in which you are working. Then, if an electrical accident occurs, you can act quickly to turn OFF the power. Power OFF the router and unplug the power cord before doing the following:— Installing or removing a chassis — Working near power supplies

Warning Before working on a chassis or working near power supplies, unplug the power

cord on AC units; disconnect the power at the circuit breaker on DC units. (To see translated versions of this warning, refer to the Regulatory Compliance and Safety Information document that accompanied your router.)

Warning Do not touchthe power supply when the power cord is connected. For systems

with a power switch, line voltages are present within the power supply even when the power switch is OFF and the power cord is connected. For systems without a power switch, line voltages are present within the power supply when the power cord is connected. (To see translated versions of this warning, refer to the RegulatoryCompliance and Safety Information document that accompanied your router.)

2-2 Router Installation and Configuration Guide

Safety Recommendations

• •

Do not work alone if potentially hazardous conditions exist. Never assume that power is disconnected from a circuit. Always check.

Warning Read the installation instructions before you connect the system to its power

source. (To seetranslated versions of this warning, refer to the Regulatory Compliance and Safety Information document that accompanied your router.)

• •

Look carefully for possible hazards in your work area, such as moist floors, ungrounded power extension cables, frayed power cords, and missing safety grounds. If an electrical accident occurs, proceed as follows: — Use caution; do not become a victim yourself. —Turn OFF power to the system. — If possible, send another person to get medical aid. Otherwise, assess the condition of the victim and then call for help. — Determine if the person needs rescue breathing or external cardiac compressions; then take appropriate action.

Preventing Electrostatic Discharge Damage
Electrostatic discharge (ESD) can damage equipment and impair electrical circuitry....