Dell U2720Q Users Guide - Page 57

Problem, What you, experience, Possible solutions, USB Type-C

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Problem What you experience Intermittent charging when using USB Type-C connection to computer, Intermittent charging laptop, and so on No image when using DP connection to the PC Black screen Possible solutions • Check if the maximum power consumption of device is over 90 W. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB Type-C cable is not damaged. • Verify which DP standard (DP 1.1a or DP 1.4) is your Graphics Card certified to. Download and install the latest graphics card driver. • Some DP 1.1a graphics card cannot support DP 1.4 monitors. Go to OSD menu, under Input Source selection, press and hold DP select key for 8 sec to change the monitor setting from DP 1.4 to DP 1.1a. Troubleshooting | 57

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Troubleshooting
|
57
Problem
What you
experience
Possible solutions
Intermittent
charging
when using
USB Type-C
connection to
computer,
laptop, and so on
Intermittent
charging
•
Check if the maximum power consumption of
device is over 90 W.
•
Ensure that you use only Dell approved adapter or
the adapter that comes with the product.
•
Ensure that the USB Type-C cable is not damaged.
No image
when using DP
connection to
the PC
Black screen
•
Verify which DP standard (DP 1.1a or DP 1.4) is your
Graphics Card certified to. Download and install the
latest graphics card driver.
•
Some DP 1.1a graphics card cannot support
DP 1.4 monitors. Go to OSD menu, under Input
Source selection, press and hold DP select
key for 8 sec to change the monitor setting from
DP 1.4 to DP 1.1a.