Dell Vostro A840 Setup And Quick Reference Manual page 32

Specifications
Environmental (continued)
Relative humidity (maximum):
Operating
Storage
Maximum vibration (using a random-vibration
spectrum that simulates user environment):
Operating
Storage
Maximum shock (measured with hard drive in
head-parked position and a 2-ms half-sine pulse):
Operating
Storage
Airborne containment level
32
Vostro A840
10% to 90% (noncondensing) 10% to 90% (noncondensing)
5% to 95% (noncondensing)
0.66 GRMS
1.3 GRMS
110 G
163 G
G2 or lower as defined by
ISA-S71.04-1985
Vostro A860
5% to 95% (noncondensing)
0.66 GRMS
1.3 GRMS
110 G
110 G
163 G
G2 or lower as defined by
ISA-S71.04-1985