English
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APPENDIX
TROUBLESHOOTING
Problems and Symptoms
Troubleshooting
The screen appears and disappears repeatedly.
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Check the cable connection between the product and the external device, and
check the locking status of the connection device.
The screen will not switch on.
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Confirm that the power cable is properly connected.
The screen seems to be flowing down.
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Check the cable connected to the product.
The screen is too bright. The screen is too dark.
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Adjust the brightness and contrast.
The product spontaneously turns itself off.
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Confirm that the power cable is firmly connected to the product and to the
power outlet.
The image on the screen appears strange.
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Video compression in scenes with fast transitions, such as sports or action
movies, can cause screen distortion.
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Low signal level or poor quality may cause screen distortion.
This is not a product issue.
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Cellular phones within a 1 meter radius may cause interference with analog/
digital products.
The brightness and color are strange.
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Adjust the screen option from the brightness settings.
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Reset the screen with the default screen settings.
I can see a dotted line on the edge of the screen.
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If the screen is the original size, try changing it to 16:9.
I can see lines (red, green, blue) on the screen.
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This occurs due to a fault in the DATA SOURCE DRIVER IC of the monitor.
Contact Hanhwa Techwin Service Center to solve the problem.
The screen is unstable and stops.
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Screen pauses may occur when the resolution is different from the
recommended resolution, or when the signal is unstable. To solve this
problem, change the resolution of the external device to the recommended
resolution.
The image is not displayed on the full screen.
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Try adjusting the screen size option of the product or external device.
The product smells of plastic.
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This is a normal smell, and will disappear over time.
The monitor is tilted to the side.
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Separate the stand from the product and reassemble it.