Sony VGN-UX180P - Manual (Page 77)

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Using Peripheral Devices
Selecting Display Modes
You can select which display to be used as the primary monitor when an external display (desktop monitor, etc.) is connected
to your computer.
If you want to work on your computer screen and the external display at the same time, see Using the Multiple Monitors
Function
(page 78) for more information.
To select a display
1 Right-click on the desktop to display the context menu.
2 Click the menu item for graphic properties.
3 Follow the on-screen instructions to change the settings.
✍
You may not be able to display on your computer screen and the external display or projector at the same time, depending on the type of your external
display or projector.
Before turning on the computer, turn on the peripheral devices.
You can alternatively select a display with VAIO Touch Launcher. See the help file on the software for more information.