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Caring for Your Computer
To help maintain your computer, follow these suggestions:
l To avoid losing or corrupting data, never turn off your computer when the hard drive light is on.
l Schedule regular virus scans using virus software.
l Manage hard drive space by periodically deleting unnecessary files and defragmenting the drive.
l Back up files on a regular basis.
l Periodically clean your monitor screen, mouse, and keyboard (see "Cleaning Your Computer").
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inches/sec)
Dell Precision 450 computer:
nonoperating (half-sine pulse) 105 G, 2 ms
nonoperating (faired-square wave) 32 G wtih
a velocity change of 596 cm/sec (200
inches/sec)
Altitude:
Operating
–15 to 3048 m (–50 to 10,000 ft)
NOTE: At35°C(95°F),themaximumoperating
altitude is 914 m (3000 ft).
Storage
–15 to 10,600 m (–50 to 35,000 ft)