Dell Studio XPS 9000 Setup Manual page 62

Specifications
Computer Environment
Maximum shock (measured with hard drive
in head-parked position and a 2-ms half-sine
pulse):
Operating 40 G +/‑ 5% with pulse
duration of 2 msec +/‑ 10%
(equivalent to 20 inches/sec
[51 cm/sec])
Storage 105 G +/‑ 5% with pulse
duration of 2 msec +/‑ 10%
(equivalent to 50 inches/sec
[127 cm/sec])
60
Computer Environment
Altitude (maximum):
Operating –15.2 to 3048 m
(–50 to 10,000 ft)
Storage –15.2 to 10,668 m
(–50 to 35,000 ft)
Airborne G2 or lower as defined by
contaminant ISA‑S71.04‑1985
level