Compaq CQ20 Laptop User Manual


 
Maintenance and Service Guide 6–1
6
Specifications
Computer specifications
Metric U.S.
Dimensions
Length 22.6 cm 8.9 in
Width 29.4 cm 11.7 in
Height (front to rear) 2.8 to 3.6 cm 1.10 to 1.42 in
Weight
Equipped with 4-cell battery and optical drive 1.85 kg 4.07 lbs
Input power
Operating voltage 19.0 V dc @ 4.74 A - 65 W
Operating current 4.74 A
Temperature
Operating (not writing to optical disc) 0°C to 35°C 32°F to 95°F
Operating (writing to optical disc) 5°C to 35°C 41°F to 95°F
Nonoperating -20°C to 60°C -4°F to 140°F
Relative humidity
Operating 10% to 90%
Nonoperating 5% to 95%
Maximum altitude (unpressurized)
Operating (14.7 to 10.1 psia) -15 m to 3,048 m -50 ft to 10,000 ft
Nonoperating (14.7 to 4.4 psia) -15 m to 12,192 m -50 ft to 40,000 ft
Shock
Operating 125 g, 2 ms, half-sine
Nonoperating 200 g, 2 ms, half-sine
Random vibration
Operating 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate
Nonoperating 1.50 g zero-to-peak, 10 Hz to 500 Hz, 0.5 oct/min sweep rate
Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within this
range of temperatures.