System Unit
Dimensions
(HxWxD)
1.37 in (at front) x 14.62 in x 9.76 in
34.8 mm (at front) x 371.4 mm x 248.0 mm
Weight
Starting at 5.5 lb (2.51 kg) with weight saver (no optical drive)
Starting at 5.81 lb (2.64 kg) with DVD-ROM drive
NOTE:
Height varies depending upon where on the notebook the measurement is made. Weight varies by
configuration and components. Weight includes 6-cell battery and hard drive.
Stand-Alone Power
Requirements
(AC Power)
Nominal Operating Voltage
18.5 V
Average Operating Power
Discrete graphics: 22.5 W
Integrated graphics: 19.5 W
Max Operating Power
Discrete graphics: < 90 W
Integrated graphics: < 65 W
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
Operating
10% to 90%, non-condensing
Non-operating
5% to 95%, 101.6° F (38.7° C) maximum wet bulb
temperature
Shock
Operating
125 G, 2 ms, half-sine
Non-operating
200 G, 2 ms, half-sine
Random Vibration
Operating
0.75 grms
Non-operating
1.50 grms
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
Certifications
UL
Yes
CSA
Yes
FCC Compliance
Yes
ENERGY STAR®
Select models
*
EPEAT
Registered Gold in United States**
ICES
Yes
GS
Yes
Australia / NZ A-Tick
Compliance
Yes
CCC
Yes
Japan VCCI Compliance
Yes
KCC
Yes
BSMI
Yes
CE Marking Compliance
Yes
BNCI or BELUS
Yes
CIT
Yes
GOST
Yes
Saudi Arabian Compliance
(ICCP)
Yes
QuickSpecs
HP ProBook 6540b Notebook PC
Technical Specifications
DA - 13465 North America — Version 13 — September 27, 2010
Page 17
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