Hyundai Kona User Manual page 73

Symptom
The image quality is
deteriorated.
Small red, blue, or green dots
appear on the screen.
Possible cause
Misaligned screen
System vibration
Aged or deteriorated screen
Solution
On the Home screen, touch All Menus > Setup > Display >
Illumination and adjust the brightness.
It is not a malfunction. If the system vibrates, the image may
be distorted. When the vibration stops, the system will operate
normally.
If the problem persists, contact your place of purchase or dealer.
Because the LCD is manufactured with technology requiring
extremely high pixel density, pixel deficiency or constant lighting
may occur within the permitted range of less than 0.01 % of the
total pixels.
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