| DIGITAL SIGNAGE | ||
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Be sure to understand | Image quality of the product | ||
| CAUSE | ||
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| Due to the nature of LCD's property, Afterimage can occur. Afterimage appears when | |
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| identical frames / images are displayed continuasly. If displayed for prolonged periods of | |
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| time this can become permanent. | |
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| PREVENTION | |
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| When you display a freeze frame for a long time, lower the brightness and contrast | |
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| (Brightness, 70/ Contrast, 80). Also it can be prevented by using moving frame. | |
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| COUNTERMEASURES | |
| Temporary afterimage can be alleviated by displaying white or moving frame about 10 | ||
| hours.(But, permanent afterimage cannot be disappeared according to the property of | ||
| LCD) This method is used to remove temporary afterimage that may occur after | ||
| displaying a still frame for a certain time. | ||
| It can take several minutes or hours to remove afterimage according to the severity. In | ||
| the case that your cannot avoid displaying identical still image continuously, you can | ||
| prevent it by displaying moving image for 2 or 3 minutes in every hour. As the brightness | ||
| of still image and time of display are the cause of afterimage, you are recommended to | ||
| lower the brightness in that case. | ||
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| ! | Above problem shall not be covered by warranty. |
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