Dell Inspiron 2000 - Manual (Page 63)

(the Pad Lock indicator lights up while the embedded numeric keypad is active).
Figure 2. Embedded Numeric Keypad
Some key combinations can be used whether or not the keypad is activated.
Use the numeric keypad combinations in Table 3 to enable and disable several numeric keypad functions.
Table 3. Embedded Numeric Keypad Key Combinations
Keyboard
Display Key Combinations
Use the key combinations in Table 4 to adjust the computer's display.
Table 4. Display Key Combinations
Power Conservation Key Combinations
Use the key combinations in Table 5 to activate or turn off the computer's power conservation features.
Table 5. Power Conservation 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.
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
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.
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.
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.
Key Combinations Function
<Fn><F1> Turns off the display
<Fn><F3> Displays the battery status icon