HP Pavilion dm4, Maintenance And Service Manual

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6 Specifications
Computer specifications
Dimensions
Depth 22.8 cm (8.98 in)
Width 34.8 cm (13.70 in)
Height (front to rear) 2.5 to 3.2 cm (0.98 to 1.26 in)
Weight (lowest weight configuration) < 2.00 kg (4.42 lbs)
Input power
Operating voltage 18.5 V dc @ 4.74 A – 90 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 -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 computer operates well within this
range of temperatures.
Computer specifications 97