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System Unit
System UnitSystem Unit
System Unit
Dimensions
DimensionsDimensions
Dimensions
(HxWxD)
HP ProBook 4320s:
1.07 in (at front) x 12.75 in x 8.98 in
27.0 mm (at front) x 324 mm x 228.0 mm
HP ProBook 4420s:
1.07 in (at front) x 13.23 in x 9.15 in
27.0 mm (at front) x 336 mm x 232.4 mm
Weight
WeightWeight
Weight
HP ProBook 4320s:
Starting at 4.45 lb (2.02 kg) without optical drive
or 4.74 lb (2.15 kg) with optical drive
HP ProBook 4420s:
Starting at 4.71 lb (2.14 kg) without optical drive
or 5.0 lb (2.27 kg) with optical drive
NOTE:
NOTE:NOTE:
NOTE:
Height varies depending upon where on the notebook the measurement is made. Weight varies
by configuration and components. Weight includes 6-cell battery, no optical drive. Weight varies by
configuration and components.
Stand-Alone Power
Stand-Alone PowerStand-Alone Power
Stand-Alone Power
Requirements
RequirementsRequirements
Requirements
(AC Power)
Nominal Operating
Voltage
18.5 V
Average Operating Power
with integrated graphics: 18 W
with discrete graphics: 21 W
Max Operating Power
< 90 W or < 65W
Temperature
TemperatureTemperature
Temperature
Operating
32° to 95° F (0° to 35° C) (not writing optical)
41° to 95° F (5° to 35° C) (writing optical)
Non-operating
-4° to 140° F (-20° to 60° C)
Relative Humidity
Relative HumidityRelative Humidity
Relative Humidity
Operating
10% to 90%, non-condensing
Non-operating
5% to 95%, 101.6° F (38.7° C) maximum wet
bulb temperature
Shock
ShockShock
Shock
Operating
125 G, 2 ms, half-sine
Non-operating
200 G, 2 ms, half-sine
Random Vibration
Random VibrationRandom Vibration
Random Vibration
Operating
0.75 grms
Non-operating
1.50 grms
Altitude
AltitudeAltitude
Altitude
(unpressurized)
Operating
-50 to 10,000 ft (-15.24 to 3,048 m)
Non-operating
-50 to 40,000 ft (-15.24 to 12,192 m)
Industry Standard
Industry StandardIndustry Standard
Industry Standard
Certifications
CertificationsCertifications
Certifications
UL
Yes
CSA
Yes
FCC Compliance
Yes
ENERGY STAR®
Select models
*
EPEAT
Registered TBD in United States
**
ICES
Yes
Australia / NZ A-Tick
Compliance
Yes
CCC
Yes
Japan VCCI Compliance
Yes
QuickSpecs
HP ProBook 4320s Notebook PC
HP ProBook 4320s Notebook PCHP ProBook 4320s Notebook PC
HP ProBook 4320s Notebook PC
HP ProBook 4420s Notebook PC
HP ProBook 4420s Notebook PCHP ProBook 4420s Notebook PC
HP ProBook 4420s Notebook PC
Technical Specifications
DA - 13568 North America — Version 10 — July 23, 2010
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