Clarity Visual Systems
Image Problems
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| Follow these steps in order. Check |
Symptom |
| the operation of the display after each step. |
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Image is dim | 1. | Verify that the input signal is good |
| 2. | Adjust the Black Level via the menu while displaying a black |
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| video image and the White Level while displaying a white video |
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| image |
| 3. | Set each of the colors in the Color Balance menu to 31 (white) |
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| and 7 (gray) |
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Color problem | 1. | Verify that the correct source is selected in the Source Select |
• Screen is all black or all | 2. | menu |
white | Make sure that all of the video cables are plugged into the source | |
| and the display. Verify that the cables are good. | |
• Image has an abnormally |
| |
3. | If the image has a strong green hue, verify that the input signal is | |
strong hue of a single color |
| not setup as |
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| Sync on Green option in the Source select menu. |
| 4. | Verify that Curtain in the menu is off by pressing the Curtain |
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| button on the remote. There should be no X. |
| 5. | Adjust the White Level and Black Level in the menu |
| 6. | Verify that the Test Patterns in the Misc Control menu are set to |
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| Off. |
| 7. | Contact your service provider |
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Displayed image is too small or | 1. | If the source is a computer source, Select Source again and |
too large |
| choose Auto, instead of manually selecting the mode. |
| 2. | Make sure that the image is positioned correctly on the screen |
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| using the Position function in the menu. |
| 3. | Check |
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| way out has an effect on image size. |
| 4. | Adjust optical engine mount using internal cyan test pattern. |
| 5. | Use the zoom feature to scale the image. |
| 6. | Contact your service provider. |
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Active area of the image is not | 1. | Adjust image position using the Position function in the menu. |
fully on the screen | 2. | Adjust lens screws LS1 and LS2 using internal cyan test pattern. |
| 3. | Use the zoom feature to scale the image. |
| 4. | Contact your service provider |
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76September 1999
