HP Compaq NX4820 Maintenance And Service Manual page 185

Specifications
Temperature
Operating*
Nonoperating
Relative humidity (noncondensing)
Operating
Nonoperating
Maximum altitude (unpressurized)
Operating (14.7 to 10.1 psia)
Nonoperating (14.7 to 4.4 psia)
Shock
Operating
Nonoperating
Random Vibration
Operating
Nonoperating
✎
Applicable product safety standards specify thermal limits for plastic
surfaces. The computer operates well within this range of temperatures.
* For HP Compaq nx4820 only:
Operating
(not writing to optical disc)
Operating (writing to optical disc)
Nonoperating
6–2
Table 6-1
Computer (Continued)
10°C to 35°C
-20°C to 60°C
10% to 90%
5% to 95%, 38.7°C (101.6°F) maximum
wet bulb temperature
-15 m to 3,048 m
-15 m to 12,192 m
125 g, 2 ms, half-sine
200 g, 2 ms, half-sine
0.75 g zero-to-peak, 10 Hz to 500 Hz,
0.25 oct/min sweep rate
1.50 g zero-to-peak, 10 Hz to 500 Hz,
0.5 oct/min sweep rate
0°C to 35°C
5°C to 35°C
-20°C to 60°C
50°F to 95°F
-4°F to 140°F
-50 ft to 10,000 ft
-50 ft to 40,000 ft
32°F to 95°F
41°F to 95°F
-4°F to 140°F
Maintenance and Service Guide