58
| Troubleshooting
Problem
What you
experience
Possible solutions
The picture does
not fill the entire
screen
The picture
cannot fill the
height or width
of the screen
•
Due to different video formats (aspect ratio) of
DVDs, the monitor may display in full screen.
•
Run the built-in diagnostics.
No image
when using
USB Type-C
connection
to computer,
laptop, and so on
Black screen
•
Verify if the USB Type-C interface of the device can
support DP alternate mode.
•
Verify if the device required more than 65 W power
charging.
•
USB Type-C interface of device cannot support DP
alternate mode.
•
Set Windows to Projection mode.
•
Ensure that the USB Type-C cable is not damaged.
No charging
when using
USB Type-C
connection
to computer,
laptop, and so on
No charging
•
Verify if the device can support one of 5 V/9 V/15
V/20 V charging profiles.
•
Verify if the Notebook requires a >65 W power
adaptor.
•
If the Notebook requires a >65 W power adaptor, it
may not charge with the USB Type-C connection.
•
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.
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 65 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.
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.
No image when
using USB
Type-C MST
Black screen or
2nd DUT is not
Prime mode
•
USB Type-C input, Go to OSD menu, under Display
Info check the Link Rate is HBR2 or HBR3, if Link
Rate is HBR2, suggest to use USB Type-C to DP
cable to turn on MST.