System Unit
System Unit
System Unit
System Unit
Dimensions
Dimensions
Dimensions
Dimensions (HxWxD)
1.27 (at front) x 14.1 x 10.5 in
32.3 (at front) x 358.0 x 266.8 mm
Weight
Weight
Weight
Weight
Starting at 5.5 lb (2.49 kg)
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, 80-GB hard drive, 512-MB memory,
and optical drive. Weight varies by configuration and components.
Stand-Alone Power
Stand-Alone Power
Stand-Alone Power
Stand-Alone Power
Requirements
Requirements
Requirements
Requirements
Normal Operating
Voltage
18.5 V
Average Operating Power 12.5 W
Max Operating Power
< 65 W
Temperature
Temperature
Temperature
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 Humidity
Relative 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
Shock
Shock
Shock
Operating
125 G, 2 ms, half-sine
Non-operating
200 G, 2 ms, half-sine
Random Vibration
Random Vibration
Random Vibration
Random Vibration
Operating
0.75 grms
Non-operating
1.50 grms
Altitude
Altitude
Altitude
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 Standard
Industry Standard
Industry Standard
Certifications
Certifications
Certifications
Certifications
UL
Yes
CSA
Yes
FCC Compliance
Yes
ENERGY STAR
®
Yes
EPEAT
Silver
ICES
Yes
Australia / NZ A-Tick
Compliance
Yes
CCC
Yes
Japan VCCI Compliance
Yes
MIC
Yes
BSMI
Yes
CE Marking Compliance
Yes
BNCI or BELLIS
Yes
CIT
Yes
GOST
Yes
Saudi Arabian
Compliance (ICCP)
Yes
SABS
Yes
UKRSERTCOMPUTER
Yes
QuickSpecs
HP 550 Notebook PC
HP 550 Notebook PC
HP 550 Notebook PC
HP 550 Notebook PC
Technical Specifications
DA - 13091 North America — Version 10 — March 5, 2009
Page 10