Compaq DESKPRO 2000 SERIES Maintenance & Service Manual page 39

Other function keys on the keyboard provide special functions, depending on the software application in
use. These keys are illustrated below and described in the table which follows.
Figure 1-11. Special Function Keys
Ref. Key
1
Esc
2
F1 - F12
3
Backspace
4
Print Scrn
5
Scroll Lock
6
Pause
7
Num Lock
8
Caps Lock
9
Ctrl
10
Windows Logo Keys
11
Alt
12 Windows Application Key
13 Delete
9
11 13 Ctrl+Alt+Delete
Table 1-9
Special Function Keys
Function
Often assigned a specific task by the application. Frequently used as an exit key (for quitting an
application), for moving back one screen, or for canceling a command.
Used for specific effects in applications and operating systems. Refer to the application software
documentation.
Moves the cursor left and deletes characters as it moves to the left.
Depending on the software in use, prints the displayed screen to a printer. Using this key will
not print the entire file.
When the Scroll Lock light is on, it prevents the screen from scrolling in some spreadsheet
applications.
Temporarily suspends screen scrolling or some operations.
When the Num Lock light is on, the numeric keypad is activated and the arrow keys are
deactivated. (The arrow keys to the left of the keypad perform the same functions as the arrow
keys on the keypad.)
When the Caps Lock light is on, all letters typed are capitalized.
Used in combination with another key, its effect depends on the software application you are
using.
Opens the Windows Start menu. Used in combination with another key, its effect depends on
the software application you are using.
Used in combination with another key, its effect depends on the software application you are
using.
Opens a context menu for the software program you are using.
Deletes highlighted characters on the screen; otherwise, deletes one character at a time.
Holding down Ctrl and Alt while pressing Delete restarts the computer.
Compaq Deskpro 2000 1-27