Dell Precision 5560 External Display Connection Manual page 7

● Connect an external display using a USB-C to Thunderbolt/HDMI/DisplayPort adapter:
● Connect up to three external displays using a USB-C docking station or USB-C to Thunderbolt/HDMI/DisplayPort adapter:
With the computer display turned off
NOTE: Ensure that you turn off your computer's display before connecting the external displays. For more information, see
Turn off the computer
NOTE: Connect and configure at least one external display before disabling the computer internal display.
display.
Connect external displays 7