Chapter 1 Preparing For Installation - Cisco PIX 501 Hardware Installation Manual

Safety Recommendations
Safety Recommendations
Use the following guidelines and the information in the following sections to help ensure your safety and
protect the PIX Firewall equipment. The list of guidelines may not address all potentially hazardous
situations in your working environment, so be alert and exercise good judgement at all times.
Note If you need to open the PIX Firewall case to install a hardware component such as additional memory
or an interface card, doing so does not affect your Cisco warranty. Upgrading the PIX Firewall does not
require any special tools and does not create any radio frequency leaks.
The safety guidelines are as follows:
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This section includes the following topics:
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Maintaining Safety with Electricity
Before working on a chassis or working near power supplies, unplug the power cord on AC units;
Warning
disconnect the power at the circuit breaker on DC units.
Follow these guidelines when working on equipment powered by electricity:
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Cisco PIX Firewall Hardware Installation Guide
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Keep the chassis area clear and dust-free before, during and after installation.
Keep tools away from walk areas where you and others could fall over them.
Do not wear loose clothing or jewelry, such as earrings, bracelets, or chains, that could get caught
in the chassis.
Wear safety glasses if you are 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.
Never attempt to lift an object that is too heavy for one person to handle.
Maintaining Safety with Electricity, page 1-2
Preventing Electrostatic Discharge Damage, page 1-3
Before beginning procedures that require access to the interior of the PIX Firewall, 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.
Do not work alone if potentially hazardous conditions exist anywhere in your work space.
Never assume that power is disconnected from a circuit; always check the circuit.
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.
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Disconnect power from the system.
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Chapter 1 Preparing for Installation
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