HP 550 User Manual

Item Component Function
(5) Power light
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state (Windows
Vista) or Standby (Windows XP).
●
Off: The computer is off or in Hibernation.
(6) Speaker Produces sound.
Keys
Item Component Function
(1) esc key Displays system information when pressed in combination
with the fn key.
(2) fn key Executes frequently used system functions when pressed
in combination with a function key or the esc key.
(3) Windows logo key Displays the Windows Start menu.
(4) Windows applications key Displays a shortcut menu for items beneath the pointer.
(5) Embedded numeric keypad keys Can be used like the keys on an external numeric keypad.
(6) Function keys Execute frequently used system functions when pressed
in combination with the fn key.
8 Chapter 2 External component identification

HP 550 Specifications

General

Storage	120 GB HDD
Graphics	Intel GMA X3100
Battery	6-cell Lithium Ion
Wireless	802.11a/b/g
Processor	Intel Core 2 Duo T5270 / 1.4 GHz
RAM	1 GB DDR2
Display	15.4-inch WXGA (1280 x 800)
Operating System	Windows Vista Home Basic
Chipset	Mobile Intel GM965 Express
Optical Drive	DVD±RW
Ports	3 x USB 2.0, VGA, LAN, Modem, Headphone output, Microphone input