Dell Inspiron 14R SE (7420, Mid 2012) - Manual (Page 10)

Computer
environment
Inspiron
14R-5420/7420/
M421R-5425 Inspiron
15R-5520/7520/
M521R-5525
Temperature range
Operating 0 °C to 35 °C
(32 °F to 95 °F) 0 °C to 35 °C
(32 °F to 95 °F)
Storage –40 °C to 65 °C
(–40 °F to 149 °F) –40 °C to 65 °C
(–40 °F to 149 °F)
Relative humidity (maximum)
Operating 10 % to 90 %
(non-condensing) 10 % to 90 %
(non-condensing)
Storage 10 % to 95 %
(non-condensing) 10 % to 95 %
(non-condensing)
Maximum vibration (using a random vibration spectrum that simulates user
environment)
Operating 0.66 GRMS 0.66 GRMS
Storage 1.3 GRMS 1.3 GRMS
Maximum shock (Measured with hard drive in operating status and a 2-ms
half-sine pulse for operating. Also measured with hard drive in head-parked
position and a 2-ms half-sine pulse for storage)
Operating 110 G 110 G
Storage 160 G 160 G
Altitude (maximum)
Operating –15.2 m to 3048 m
(–50 ft to 10,000 ft) –15.2 m to 3048 m
(–50 ft to 10,000 ft)
Storage –15.2 m to 10,668 m
(–50 ft to 35,000 ft) –15.2 m to 10,668 m
(–50 ft to 35,000 ft)
Airborne contaminant
level G1 as defined by
ISA-S71.04-1985 G1 as defined by
ISA-S71.04-1985