User Guide
Table 2-7 Special keys and their descriptions (continued)
Component Description
(3)   fn key Executes frequently used system functions when pressed in 
combination with another key. Such key combinations are called 
hot keys.
See Hot keys (select products only) on page 15.
(4) Windows key  Opens the Start menu.
NOTE: Pressing the Windows key again will close the Start 
menu.
(5)   Embedded numeric keypad  A numeric keypad superimposed over the keyboard alphabet 
keys. When fn+num lk is pressed, the keypad can be used like an 
external numeric keypad. Each key on the keypad performs the 
function indicated by the icon in the upper-right corner of the 
key.
NOTE: If the keypad function is active when the computer is 
turned o, that function is reinstated when the computer is 
turned back on.
(6)   num lk key Turns the embedded numeric keypad on and o.
– or –
Alternates between the navigational and numeric functions on 
the integrated numeric keypad.
(7) Windows application key (select products only) Displays options for a selected object.
(8)   Integrated numeric keypad  A separate keypad to the right of the alphabet keyboard. When 
num lk is pressed, the integrated keypad can be used like an 
external numeric keypad.
NOTE: If the keypad function is active when the computer is 
turned o, that function is reinstated when the computer is 
turned back on.
12 Chapter 2 Components










