Connect To An External Display - Lenovo ThinkPad X390 Yoga User Manual

Connect to an external display

Connect your computer to a projector or a monitor to give presentations or expand your workspace.
Connect to a wired display
1. Connect the external display to an appropriate video connector on your computer, such as the HDMI
connector, USB-C connector (USB 3.1 Gen 1), or Thunderbolt 3 connector (USB-C).
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 a blank area on the desktop, and then click
Display settings ➙ Detect.
Do not connect external displays to the USB-C connector (USB 3.1 Gen 1)
the same time. Otherwise, only the external display connected to the USB-C connector (USB 3.1 Gen 1)
will work by default. You can change the priority between the USB-C connector (USB 3.1 Gen 1) and the
HDMI connector from the UEFI BIOS menu. To enter the UEFI BIOS menu, see "Enter the UEFI BIOS menu"
on page 43, and then select Display ➙ Shared Display Priority. Then, follow the instructions on the screen.
Supported resolution
The following table lists the supported maximum resolution of the external display.
Connect the external display to
the USB-C connector (USB 3.1 Gen 1)
Thunderbolt 3 connector (USB-C)
the HDMI connector
Connect to a wireless display
To use a wireless display, ensure that both your computer and the external display support the Miracast
feature.
• Open the Start menu, and then click Settings ➙ Devices ➙ Bluetooth & other devices ➙ Add
Bluetooth or other device. In the Add a device window, click Wireless display or dock. Then, follow the
instructions on the screen.
• Click the action center icon
display and follow the on-screen instructions.
Set the display mode
Press or
in the Windows notification area and click Connect. Select the wireless
and then select a display mode of your preference.
1 and the HDMI connector
Supported resolution
Up to 4096 x 2304 pixels / 60 Hz
Up to 4096 x 2304 pixels / 60 Hz
Up to 4096 x 2160 pixels / 30 Hz
.
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