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English
| Problems | Points to check with possible solutions |
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 |
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| the “Off Timer” function and avoid keeping the |
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| screen on all the time. (p.20) |
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 1280 x1024. |
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| ! The image size is doubled both in horizontally and |
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| vertically to (i.e. 1280 x 960 enlarged from 640 x |
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| 480) 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.20) |
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| ! Check that the Fine Contrast mode is not activated. |
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| (p. 17) |
17. | The Fine Contrast mode does not | ! Check that the Main menu of ScreenManager is |
| operate. | not activated. (p.19) |
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18. | The Auto adjustment button does not | ! The adjustment lock is probably on. To unlock: |
| 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.20) |
19. | 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 95/98/2000/XP. |
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38 7. TROUBLESHOOTING