Decreasing Screen Brightness (Fn+F9); Increasing Screen Brightness (Fn+F10); Displaying System Information (Fn+Esc); Using Hotkeys With External Keyboards - HP Compaq Series Hardware And Software Manual

Decreasing Screen Brightness (fn+f9)

Press
fn+f9
to change the brightness level incrementally.

Increasing Screen Brightness (fn+f10)

Press
fn+f10
to change the brightness level incrementally.

Displaying System Information (fn+esc)

Press
fn+esc
components and software version numbers. Press
time to remove the system information from the screen.
✎
The system BIOS date is the version number of the system ROM.
The BIOS date may display in a decimal format, such as
10/19/2002 F.07.

Using Hotkeys with External Keyboards

The following table describes how certain hotkeys are used on
external keyboards:
Notebook Keys
fn+esc
fn+f4
fn+f8
*Pressing the scroll lock 2 times on an external keyboard is a substitute
for the fn key on the notebook keyboard.
Hardware and Software Guide
to decrease screen brightness. Hold down the hotkey
to increase screen brightness. Hold down the hotkey
to display information about system hardware
TouchPad and Keyboard
External Keyboard Keys
scroll lock+scroll lock+esc*
scroll lock+scroll lock+f4
scroll lock+scroll lock+f8*
a second
fn+esc
3–7