2 System tour18
Lock keys

The keyboard has three lock keys which you can toggle on and off to

switch between two functions.

Lock key Description
Scroll Lock When activated, the screen moves one line up
or down when you press the up arrow or down
arrow respectively. Take note that Scroll Lock
may not work with some applications.
Num Lock When activated, the keypad is set to numeric
mode; i.e., the keys function as a calculator
(complete with arithmetic operators such as +, -,
* and /).
Caps Lock When activated, all alphabetic characters typed
appear in uppercase (same function as pressing
Shift + <letter>).