Sony PCG-GRV670 VAIO User Manual page 77

16 Home key
17 Page Up key
18 Page Down key
19 End key
Num eric Keys
Key Description
Numeric keypad Contains the keys found on a typical calculator. Use the numeric keypad area to type numbers or to
perform mathematical calculations, such as addition and subtraction. Numbers appear on the front beveled edge of the
numeric keys. Press the Num Lock key to activate the numeric keypad. (When you do so, the Num Lock indicator light turns
on.) Press the Num Lock key again to deactivate the numeric keypad.
Arrow keys The Left, Right, Up, and Down arrow keys move the pointer on the screen. They also function as the Home,
End, Page Up, and Page Down keys, respectively, when the Fn key is pressed.
Correction keys The Insert, Back Space, and Delete keys enable you to make corrections to keystrokes.
Function keys The 12 function keys along the top of the keyboard are used to perform designated tasks. For example, in
many programs, F1 is the Help key. The task associated with each function key may vary from one program to the next.
Escape key The Esc (Escape) key is used to cancel commands.
Print Screen key The Print Screen key takes an electronic snapshot of the screen and moves it to the Clipboard. You
can then paste the screen shot into a document and print it.
Operator keys
(Ctrl, Alt, Shift keys) Several keys are always used with at least one other key: Ctrl, Alt, and Shift. When held down with
another key, the Ctrl (Control) and Alt (Alternate) keys offer another way to give commands. For example, in many
programs, instead of choosing the Save command from a menu, you can hold down Ctrl and press S (referred to as Ctrl+S
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