User’s Manual
07
Mobilepixels.us
Troubleshooting
Problem Troubleshooting advice
Using the OSD, adjust brightness and contrast to maximum or reset to their
default.
Make sure the correct input source is selected through the input source
menu.
Make sure the video cable between the monitor and computer is connected
properly and securely .
Use other electrical equipment to confirm that the power outlet is working
properly.
Make sure the correct input source is selected through the input source
menu.
Check the power switch. Long press 5 seconds to start the monitor.
Check if the power cord is properly connected to the monitor.
Check if the video signal cable is properly connected at the back of the
monitor.
Check if the video cable connector pins are bent or broken.
Check if the computer system is switched on.
Turn off and on again.
Restore the monitor to factory settings.
Use OSD to adjust brightness and contrast.
Pixels that are permanently off are an inherent defect in LED technology.
No
video
picture
Blue
LED
Red
LED
No
LED
Missing pixels
spots and light
leaks on the
screen
Make sure that the video cables of the monitor and HDMI output device are
properly connected.
Reset the monitor to factory settings.
Display fails
when switching
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