User Manual
52 | Troubleshooting
Specific
Symptoms
What You
Experience
Possible Solutions
No image
when using DP
connection to
the PC
Black screen •Verify which DP standard (DP 1.1a or DP 1.2) is
your Graphics Card certified to. Download and
install the latest graphics card driver.
•Some DP 1.1a graphics card cannot support
DP 1.2 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 1.2 to DP 1.1a.
Mobile High-Definition Link (MHL) Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
MHL interface is
not working
Cannot see
MHL device
image shown
on the monitor
•Ensure your MHL cable and MHL device are MHL
certified.
•Check your MHL device is turned on.
•Check your MHL device is not in standby mode.
•Check physical MHL cable connection is
corresponding to input source selected on OSD
Menu: HDMI/MHL.
•Wait for 30 seconds after connecting MHL cable
as some MHL devices require longer recovery
time.