HP ProBook 4420s - Backup and Recovery; Windows 7 Backup and Recovery

6 Specifications
Computer specifications
33.8-cm (13.3-in) models 35.6-cm (14.0-in) models
Dimensions
Depth 22.81 cm (8.98 in) 23.24 cm (9.15 in)
Width 32.2 cm (12.68 in) 33.6 cm (13.23 in)
Height (front to rear) 27.0 to 35.3 cm (1.07 to 1.39 in) 27.0 to 35.0 cm (1.07 to 1.38 in)
Weight
● With 6-cell battery, no WWAN, no Bluetooth, no
modem, one memory module, and optical disk
drive
< 2.15 kg (4.74 lbs) < 2.27 kg (5.0 lbs)
●
With 6-cell battery, no WWAN, no Bluetooth, no
modem, one memory module; without optical disk
drive
< 2.02 kg (4.45 lbs ) < 4.71 kg (2.14 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)
Computer specifications 129