User Guide
– Turn o and then disconnect all external devices.
– Shut down the computer.
● Take along a backup of your information. Keep the backup separate from the computer.
● When traveling by air, carry the computer as hand luggage; do not check it in with the rest of your 
luggage.
CAUTION: Avoid exposing a drive to magnetic elds. Security devices with magnetic elds include 
airport walk-through devices and security wands. Airport conveyer belts and similar security devices 
that check carry-on baggage use X-rays instead of magnetism and do not damage drives.
● If you plan to use the computer during a ight, listen for the in-ight announcement that tells you when 
you are allowed to use your computer. In-ight computer use is at the discretion of the airline.
● If you are shipping the computer or a drive, use suitable protective packaging and label the package 
“FRAGILE.”
● The use of wireless devices may be restricted in some environments. Such restrictions may apply aboard 
aircraft, in hospitals, near explosives, and in hazardous locations. If you are uncertain of the policy that 
applies to the use of a wireless device in your computer, ask for authorization to use your computer 
before you turn it on.
●
If you are traveling internationally, follow these suggestions:
– Check the computer-related customs regulations for each country or region on your itinerary.
– Check the power cord and adapter requirements for each location in which you plan to use the 
computer. Voltage, frequency, and plug congurations vary.
WARNING! To reduce the risk of electric shock, re, or damage to the equipment, do not attempt 
to power the computer with a voltage converter kit sold for appliances.
58 Chapter 8 Maintenance










