HP Presario CQ57-200 Compaq Presario CQ57 Notebook PC - Maintenance and Servic - Page 92

Specifications, Computer specifications

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6 Specifications Computer specifications Metric U.S. Dimensions Depth 24.7 cm 9.7 in Width 37.6 cm 14.8 in Height (front to back) 3.1 to 3.6 cm 1.2 to 1.4 in Weight 2.49 kg 5.49 lb Input power Operating voltage 18.5 V dc @ 3.5 A - 65 W or 19.0 V dc @ 4.74 A - 90 W Operating current 3.5 A - 65 W or 4.74 A - 90 W Temperature Operating 5°C to 35°C 41°F to 95°F Nonoperating -20°C to 60°C -4°F to 140°F Relative humidity (noncondensing) Operating 10% to 90% Nonoperating 5% to 95% Maximum altitude (unpressurized) Operating -15 m to 3,048 m -50 ft to 10,000 ft Nonoperating -15 m to 12,192 m -50 ft to 40,000 ft NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. The device operates well within this range of temperatures. 84 Chapter 6 Specifications

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6
Specifications
Computer specifications
Metric
U.S.
Dimensions
Depth
24.7 cm
9.7 in
Width
37.6 cm
14.8 in
Height (front to back)
3.1 to 3.6 cm
1.2 to 1.4 in
Weight
2.49 kg
5.49 lb
Input power
Operating voltage
18.5 V dc @ 3.5 A - 65 W or 19.0 V dc @ 4.74 A - 90 W
Operating current
3.5 A - 65 W or 4.74 A - 90 W
Temperature
Operating
5°C to 35°C
41°F to 95°F
Nonoperating
-20°C to 60°C
-4°F to 140°F
Relative humidity
(noncondensing)
Operating
10% to 90%
Nonoperating
5% to 95%
Maximum altitude
(unpressurized)
Operating
-15 m to 3,048 m
-50 ft to 10,000 ft
Nonoperating
-15 m to 12,192 m
-50 ft to 40,000 ft
NOTE:
Applicable product safety standards specify thermal limits for plastic surfaces. The device operates well within this
range of temperatures.
84
Chapter 6
Specifications