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Table 1. Embedded Numeric Keypad Key Combinations
When Keypad Is On Function
<Fn><F9> Toggles the embedded numeric
keypad off
When Keypad Is Off Function
<Fn><F9> Toggles the embedded numeric
keypad on
Display Key Combinations
NOTE: On an external keyboard, use <Scroll Lock> with the appropriate keys if the
External Hot-Key option is enabled in the system setup program.
Use the key combinations in Table 2 to adjust the computer's display.
Table 2. Display Key Combinations
Key Combinations Function
<Fn> + down arrow Incrementally decreases brightness
<Fn> + up arrow Incrementally increases brightness
<Fn><F7> Toggles the computer’s display
between expanded video mode and
regular video mode
<Fn><F8> Switches the video image to the
next display in the following
sequence: the display, an external
monitor, or both displays
simultaneously
<Fn><F1> Turns off the display
NOTE: Contrast cannot be changed on an active-matrix (thin film transistor [TFT])
display, such as the display in your computer.
Keyboard: Dell Latitude LS Portable Computers User's Guide
file:///C|/Documents and Settings/Administrator/De... Web/Documentation/LS/LS User's Guide/keyboard.htm (2 of 4) [5/31/2000 9:46:20 AM]