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20
Troubleshooting When Using the Copy Function
When You Cannot Make Clear Copies
This section explains likely causes of and possible solutions for unclear copies.
Problem | Cause | Solution |
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Black or white streaks ap- | The exposure glass or | Clean the exposure glass or platen plate. |
pear on copies. | platen plate is dirty. | |
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Black or white streaks ap- | The original is dusty. | Clean the original and try copying |
pear on copies. |
| again. |
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| Be particularly careful when using the |
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| following types of original: |
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| • Hand drawn or drawn on with other |
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| forms of pencil or pen, such as a plotter. |
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| • Film, translucent paper, or other |
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| originals that attract static electricity. |
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| • Very long originals. |
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The background is dirty. | Image density is too | Adjust the image density setting. See |
| dark. | “Adjusting Copy Image Density”, |
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| Copy/Document Server Reference. |
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The background is dirty. | Auto Image Density is | Select the auto density. See “Adjusting |
| not selected. | Copy Image Density”, Copy/Document |
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| Server Reference. |
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Copies are too light. | Image density is too | Adjust the image density settings. See |
| light. | “Adjusting Copy Image Density”, |
|
| Copy/Document Server Reference. |
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Copies are too light. | A light copy may result | Use the recommended paper. Also, use |
| when you use damp or | paper that has been stored in the recom- |
| rough grain paper. | mended temperature and humidity con- |
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| dition. See “Copy Paper”, About This |
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| Machine. |
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Copies are too light. | Toner cartridge is almost | Add toner. See p.64 “Adding Toner”. |
| empty. |
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Parts of images are not | The paper is damp. | Use paper that has been stored in the |
printed. |
| recommended temperature and humid- |
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| ity condition. See “Copy Paper”, About |
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| This Machine. |
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Toner fusing is poor. | The paper thickness is | Set the paper thickness again. See “Tray |
| not properly set. | Paper Settings”, General Settings Guide. |
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Toner fusing is poor. | The copy paper is too | Set the paper thickness again. See “Tray |
| thick. | Paper Settings”, General Settings Guide. |
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The same copy area is | The exposure glass or | Clean the exposure glass or platen plate. |
dirty whenever making | platen plate is dirty. | |
copies. |
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The same copy area is | The original that has al- | Select [Generation Copy], and then begin |
dirty whenever making | ready been printed is | copying. See “Selecting the Original |
copies. | scanned. | Type Setting”, Copy/Document Server |
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| Reference. |
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