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
Summary of Contents for 550 - Notebook PC
Page 1: ...HP 550 Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 23: ...Computer major components Computer major components 15 ...
Page 127: ...8 Backup and recovery 119 ...
Page 150: ......
