System setup – Dell XPS 420 (Late 2007) User Manual

Page 178

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Appendix

System Setup

Overview

Use system setup as follows:

To change the system configuration information after you add, change, or
remove any hardware in your computer

To set or change a user-selectable option such as the user password

To read the current amount of memory or set the type of hard drive
installed

Before you use system setup, it is recommended that you write down the
system setup screen information for future reference.

NOTICE:

Do not change the settings in system setup unless you are an expert

computer user. Certain changes can cause your computer to work incorrectly.

Maximum vibration:

Operating

0.25 G at 3 to 200 Hz at 0.5 octave/min

Storage

0.5 G at 3 to 200 Hz at 1 octave/min

Maximum shock:

Operating

bottom half-sine pulse with a change in velocity of
20 inches/sec (50.8 cm/sec)

Storage

27-G faired square wave with a velocity change of
200 inches/sec (508 cm/sec)

Altitude:

Operating

−15.2 to 3048 m (−50 to 10,000 ft)

Storage

−15.2 to 10,668 m (−50 to 35,000 ft)

Environmental (continued)

book.book Page 178 Tuesday, November 27, 2007 10:29 AM

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