HP EliteBook 820 G1 Notebook PC - Manual (Page 37)

▲ To connect a VGA display device, connect the device cable to the external monitor port.
Press fn + f4 to switch the image between the display devices connected to the computer.
NOTE: Pressing fn + f4 allows you to switch between settings. You can toggle between a laptop
panel, an external display in combination with the laptop panel, or one of the external monitors.
You also can attach external monitors to both the DisplayPort and the VGA ports, but only one
external display can be active at a time.
If your external monitor is not detected after pressing fn + f4 , follow these steps:
1. Click the Gnome Display Applet icon in the notification area, at the far right of the taskbar.
2. Select Configure Display Settings.
3. Click Detect Monitors.
4. Click the On radio button to the right of the display layout. If the default monitor is not detected,
set the resolution and the refresh rate using your external monitor specifications. Change the
rotation if desired. If the display requires mirroring, click the Mirror Screens check box.
NOTE: Click Default to change the external monitor to landscape mode.
5. Click Apply.
6. Click Close.
Using video devices 27