Switching The Screen Image; Enabling/Disabling The Touchpad (Fn+F5); Viewing Battery Charge Information; Decreasing Screen Brightness - HP EliteBook 2740p User Manual

Switching the screen image

Press fn+f4
example, if a monitor is connected to the computer, pressing
computer 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
information 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)
●
HDMI (televisions, camcorders, DVD players, VCRs, and video capture cards with HDMI ports)
●
Composite video (televisions, camcorders, DVD players, VCRs, and video capture cards with
composite-video-in jacks)
NOTE:
docking device.

Enabling/disabling the TouchPad (fn+f5)

Press fn+f5

Viewing battery charge information

Press fn+f8
batteries are charging and reports the amount of charge remaining in each battery.

Decreasing screen brightness

Press fn+f9
incrementally.

Increasing screen brightness

Press fn+f10
incrementally.

Activating the ambient light sensor

Press fn+f11
56 Chapter 4 Pointing devices, touch screen, and keyboard
to switch the screen image among display devices connected to the system. For
fn+f4 hotkey can also alternate images among other devices receiving video
Composite video devices can be connected to the system only by using an optional
to enable or disable the TouchPad.
to display charge information for all installed batteries. The display indicates which
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
to activate and deactivate the ambient light sensor.
fn+f4 alternates the screen image from