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• If the external monitor you are using is outdated, the resolution and the refresh rate may be limited.
Using the Mini DisplayPort connector
Your computer has a Mini DisplayPort connector, the latest digital display interface for connection to various
external devices. This compact connector enables a plug-and-play setup and supports adaptors that
can plug into DVI, VGA, or HDMI port.
The Mini DisplayPort connector of your computer supports audio as well as video streaming.
Using dual displays
This section introduces the Extend desktop function which enables you to display output (the same or
different) on both the computer display and an external monitor.
Using the Extend desktop function
Your computer supports a function named the Extend desktop. With the Extend desktop function, you
can display output on both the computer display and an external monitor. You can also display different
desktop images on each monitor.
You can use the Extend desktop function without changing any settings. If the function does not work, refer
to Enabling the Extend desktop function to enable it.
Considerations for using the Extend desktop function
• If your computer has the Intel
®
display adapter, you can designate the other display as the primary
display by doing the following:
1. Press Ctrl+Alt+F12. The Intel CUI window opens.
2. Select Extended Desktop.
3. Change the setting to designate the primary display.
• When an application using the DirectDraw or the Direct3D is played in full-screen mode, it is shown
only on the primary display.
• You cannot use the display switching function when you are in the Extend desktop mode.
Enabling the Extend desktop function
To enable the Extend desktop function, do as follows:
1. Connect the external monitor to the monitor connector; then connect the monitor to an electrical outlet.
2. Turn on the external monitor.
3. Press Fn+F7, then select Extend.
To change the resolution for each monitor, do as follows:
1. Right-click on the desktop, and click Screen resolution.
2. Click the Monitor-1 icon (for the primary display, the computer display).
3. Set the resolution for the primary display.
4. Click the Monitor-2 icon (for the secondary display, the external display).
5. Set the resolution for the secondary display.
6. Place the icons for the monitors so that they touch.
Note: You can set the monitors in any relative position, but the icons must touch each other.
7. Click OK to apply the changes.
Chapter 2. Using your computer 43