Specific
Symptoms
No image
when using DP
connection to
the PC
Universal Serial Bus (USB) Specific Problems
Specific
Symptoms
USB interface is
not working
Supre Speed
USB 3.0
interface is slow.
Wireless USB
peripherals stop
working when a
USB 3.0 device
is plugged in
What You
Possible Solutions
Experience
Black screen
• Verify which DP standard (DP 1.1a or DP 1.4) is
• Some DP 1.1a graphics card cannot support
What You
Possible Solutions
Experience
USB peripherals
• Check that your monitor is turned ON.
are not working
• Reconnect the upstream cable to your computer.
• Reconnect the USB peripherals (downstream
• Switch off and then turn on the monitor again.
• Reboot the computer.
• Some USB devices like external portable HDD
Super Speed
• Check that your computer is USB 3.0-capable.
USB 3.0
• Some computers have USB 3.0, USB 2.0, and
peripherals
working slowly
or not working
• Reconnect the upstream cable to your computer.
at all
• Reconnect the USB peripherals (downstream
• Reboot the computer.
Wireless USB
• Increase the distance between the USB 3.0
peripherals
responding
• Position your wireless USB receiver as close as
slowly or only
working as
• Use a USB-extender cable to position the wireless
the distance
between itself
and its receiver
decreases
your Graphics Card certified to. Download and
install the latest graphics card driver.
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.
connector).
require higher electric current; connect the
device directly to the computer system.
USB 1.1 ports. Ensure that the correct USB port is
used.
connector).
peripherals and the wireless USB receiver.
possible to the wireless USB peripherals.
USB receiver as far away as possible from the
USB 3.0 port.
Troubleshooting
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