Dell 3 - Manual (Page 3)

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Safety Instructions
CAUTION: Safety Instructions
Use the following safety guidelines to help ensure your own personal safety
and to help protect your computer and working environment from potential
damage.
General
• Do not attempt to service the computer yourself unless you are a
trained service technician. Always follow installation instructions
closely.
• To help prevent electric shock, plug the computer and device power
cables into properly grounded electrical outlets. These cables are
equipped with 3-prong plugs to help ensure proper grounding. Do not
use adapter plugs or remove the grounding prong from a cable. If you
must use an extension cable, use a 3-wire cable with properly grounded
plugs.
• To help avoid the potential hazard of electric shock, do not use your
computer during an electrical storm.
• To help avoid the potential hazard of electric shock, do not connect or
disconnect any cables or perform maintenance or reconfiguration of
this product during an electrical storm.
• If your computer includes a modem, the cable used with the modem
should be manufactured with a minimum wire size of 26 American
wire gauge (AWG) and an FCC-compliant RJ-11 modular plug.
• Before you clean your computer, disconnect the computer from the
electrical outlet. Clean your computer with a soft cloth dampened
with water. Do not use liquid or aerosol cleaners, which may contain
flammable substances.
• To help avoid possible damage to the system board, wait 5 seconds
after turning off the computer before disconnecting a device from the
computer.
• To avoid shorting out your computer when disconnecting a network
cable, first unplug the cable from the network adapter on the back of
your computer, and then from the network jack. When reconnecting a
network cable to your computer, first plug the cable into the network
jack, and then into the network adapter.