HP ProBook 6550b User Manual

Pointing devices
Item Component Description
(1)
Pointing stick (select models only)* Moves the pointer and selects or activates items on the
screen.
(2)
Left pointing stick button (select models only)* Functions like the left button on an external mouse.
(3)
TouchPad Moves the pointer and selects or activates items on the
screen.
(4)
Left TouchPad button* Functions like the left button on an external mouse.
(5)
Right pointing stick button* Functions like the right button on an external mouse.
(6)
TouchPad scroll zone Scrolls up or down.
(7)
Right TouchPad button* Functions like the right button on an external mouse.
*This table describes factory settings. To view or change pointing device preferences:
● In Windows 7 and Windows Vista: Select Start > Control Panel > Hardware and Sound > Mouse.
●
In Windows XP: Select Start > Control Panel > Printers and Other Hardware > Mouse.
18 Chapter 2 External component identification

HP ProBook 6550b Specifications

General

RAM	Up to 8 GB DDR3
Operating System	Windows 7 Professional
Network	Gigabit Ethernet
Storage	Up to 500GB HDD
Display	15.6-inch diagonal LED-backlit HD anti-glare
Graphics	Intel HD Graphics
Weight	2.5 kg (5.5 lbs)
Battery	6-cell or 9-cell Lithium-Ion
Chipset	Mobile Intel HM57 Express
Optical Drive	DVD+/-RW SuperMulti DL
Wireless	802.11a/b/g/n
Audio	Integrated stereo speakers, Integrated microphone
Ports	USB 2.0, VGA, DisplayPort, eSATA, RJ-45, headphone/microphone combo jack
Processor	Intel Core i5 or i7