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Using an external display
You can use an external display such as a projector or a monitor to give presentations or to expand your
workspace. This topic introduces how to connect an external display, choose display modes, and change
display settings.
Your computer supports the following video resolution, provided that the external monitor also supports that
resolution.
• Up to 1920 x 1200, with an external display connected to the VGA connector
• Up to 2560 x 1600, with an external display connected to the mini DisplayPort connector
For more information about the external display, refer to the manuals provided with it.
Connecting an external display
You can use either a wired display or a wireless display. The wired display can be connected to the HDMI,
VGA, or mini DisplayPort connector by a cable. The wireless display can be added through the Wi-Di or
Miracast function.
•
Connecting a wired display
Note:
When you connect an external monitor, a video interface cable with a ferrite core is required.
1. Connect the external display to an appropriate video connector on your computer, such as the VGA
connector, mini DisplayPort connector, or HDMI connector.
2. Connect the external display to an electrical outlet.
3. Turn on the external display.
If your computer cannot detect the external display, right-click on the desktop, then click
Screen
resolution
➙
Detect
.
•
Connecting a wireless display
Note:
To use a wireless display, ensure that both your computer and the external display support the
Wi-Di or Miracast feature.
–
For Windows 7
Open the Lenovo QuickDisplay program and follow the instructions on the screen. For how to access
the Lenovo QuickDisplay program, see “Lenovo programs” on page 14.
–
For Windows 8.1
1. Move your pointer to the top-right or bottom-right corner of the screen to display the charms.
2. Click
Devices
➙
Projector
➙
Add a wireless display
.
3. Select the desired wireless display and follow the instructions on the screen.
For more information, see the help information systems of the Lenovo QuickDisplay program and the
Windows 8.1 operating system.
Choosing a display mode
You can display your desktop and apps on the computer display, the external display, or both. To choose
how to display the video output, press the display-mode switching key
and then select a display
mode you prefer.
There are four display modes:
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