Switching The Screen Image (Fn+F4); Viewing Battery Charge Information (Fn+F8); Decreasing Screen Brightness (Fn+F9); Increasing Screen Brightness (Fn+F10) - HP 6720t - Mobile Thin Client Reference Manual

The computer must be on before you can initiate Standby.
To exit Standby, press the power button or any key on the keyboard.
NOTE: In all Windows operating system windows, references to the Sleep button apply to the
hotkey.

Switching the screen image (fn+f4)

Press fn+f4
if a monitor is connected to the computer, pressing
display to monitor display to simultaneous display on both the computer and the monitor.
Most external monitors receive video information from the computer using the external VGA video
standard. The
from the computer.
The following video transmission types, with examples of devices that use them, are supported by the
fn+f4 hotkey:
● LCD (computer display)
●
External VGA (most external monitors)

Viewing battery charge information (fn+f8)

Press fn+f8 to display charge information for all installed batteries. The display indicates which batteries
are charging and reports the amount of charge remaining in each battery.

Decreasing screen brightness (fn+f9)

Press fn+f9
incrementally.

Increasing screen brightness (fn+f10)

Press fn+f10
incrementally.

Using the keypads

The computer has an embedded numeric keypad and also supports an optional external numeric keypad
or an optional external keyboard that includes a numeric keypad.
to switch the screen image among display devices connected to the system. For example,
fn+f4 hotkey can also alternate images among other devices receiving video information
to decrease screen brightness. Hold down the hotkey to decrease the brightness level
to increase screen brightness. Hold down the hotkey to increase the brightness level
fn+f4 alternates the screen image from computer
fn+f3
Using the keypads 25