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