Dell Inspiron 1427 (Early 2009) - Manual (Page 49)

Specifications
47
Computer Environment
Relative humidity (maximum):
Operating
10% to 90%
(non-condensing)
Storage 5% to 95%
(non-condensing)
Maximum vibration (using a random-vibration
spectrum that simulates user environment):
Operating
0. 66 GRMS
Storage 1. 3 GRMS
Maximum shock (measured with hard drive
inhead-parked positionand a 2ms half-sine
pulse):
Operating 110 G
Storage 163 G
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 contaminant level G2 or lower as defined by
ISA-S71. 04-1985