Keyboard
TouchPad and Keyboard 2–5
Decrease screen brightness (fn+f9)
Press fn+f9 to decrease screen brightness. Hold down the hotkey
to decrease the brightness level incrementally.
Increase screen brightness (fn+f10)
Press fn+f10 to increase screen brightness. Hold down the hotkey
to increase the brightness level incrementally.
Display and clear system information
(fn+esc)
Press fn+esc to display information about system hardware
components and the system BIOS version number.
In the Windows
fn+esc display, the version of the system BIOS
(basic input-output system) is displayed as the BIOS date. On
some computer models, the BIOS date is displayed in decimal
format. The BIOS date is sometimes called the system ROM
version number.
To clear the
fn+esc display, press esc.
Print screen contents (fn+prt sc)
Press fn+prt sc to have the computer send a character-based
“picture” of the screen contents to the printer. The print screen
feature works only when the display is in text mode or set to the
lowest graphics mode available (CGA). Some programs use the
prt sc key to capture a screen image and record it as a file
independent of the graphics mode setting.
Turn scroll lock on and off (fn+scroll)
Press fn+scroll to turn the scroll lock feature on and off. Many
programs ignore the scroll lock setting.
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