English
| Problems | Points to check with possible solutions |
10. | The screen is too bright or too dark. | Adjust the <Brightness> (The backlight of the LCD |
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| monitor has a fixed life span. When the screen |
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| becomes dark or begins to flicker, please contact |
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| your dealer.) |
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| Some input signal timing causes greenish screen. |
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| Change the Sync Switch setting. (p.25). |
11. | Afterimages appear. | When the screen image is changed after displaying |
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| the same image for a long period, an afterimage |
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| may appear. The “Afterimage” can be removed |
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| gradually by changing the displayed image. Use the |
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| “Off Timer” function and avoid keeping the screen |
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| on all the time. (p.24) |
12. | The screen has defective pixels (e.g. | This is due to the characteristics of the panel itself |
| slightly light or dark). | and not the LCD product. |
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13. | Fingerprints remain on the screen. | Leaving the screen white may solve the problem. |
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14. | The noise appears on the screen. | Change the mode in <Signal Filter> in the <Screen> |
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| menu. |
15. | The <Smoothing> cannot be | <Smoothing> is disabled when the screen is |
| selected. | displayed in the 1600 x1200. |
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| The image size is doubled both in horizontally and |
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| vertically to (i.e. 1600 x 1200 enlarged from 800 x |
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| 600) provide clear focus which does not require |
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| this function. |
16. | The Main menu of ScreenManager | The adjustment lock is probably on. To unlock: |
| does not operate. | switch the LCD monitor off. Then, while pressing |
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| the Auto Adjustment Button, switch the power on. |
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| (p.24) |
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| Check that the FineContrast mode is not activated. |
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| (p. 21) |
17. | The FineContrast mode does not | Check that the Main menu of ScreenManager is |
| operate. | not activated. (p.23) |
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18. | The Auto Adjustment Button does | The adjustment lock is probably on. To unlock: |
| not operate. | switch the LCD monitor off. Then, while pressing |
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| the Auto Adjustment Button, switch the power on. |
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| (p.24) |
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19. The <Brightness> cannot be selected | After the calibration, the brightness adjustment | |
| in FineContrast CAL mode. | function is automatically locked. Please refer to |
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| page 34 to unlock. |
20. | Frequency does not change after | Use the graphics board’s utility software to change |
| installing “Monitor information file” | the input signal frequency. |
| in the attached utility disk on |
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| Windows 98/2000/Me/XP. |
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42 7. TROUBLESHOOTING