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| Condition |
| Suggested solutions | |
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Horizontal stripes | If horizontally aligned black streaks or smears | ||||
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| appear: | |
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| • | The toner cartridge may be installed |
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| improperly. Remove the cartridge and reinsert |
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| it. |
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| • The toner cartridge may be defective. Remove | |
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| the toner cartridge and install a new one. See |
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| page 13.5. |
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| • | If the problem persists, the machine may |
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| require repair. Contact a service |
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| representative. |
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Curl | If the printed paper is curled or paper does not | ||||
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| feed into the machine: | |
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| • | Turn over the stack of paper in the tray. Also |
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| try rotating the paper 180° in the tray. |
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| • | Try printing to the rear cover. |
An unknown image | Your printer is probably being used at an altitude |
repetitively appears | of 2,500 m (8,200 ft) or above. |
on a next few | The high altitude may affect the print quality |
sheets or loose | such as loose toner or light imaging. You can set |
toner, light print, or | this option through Printer Settings Utility or |
contamination | Printer tab in printer driver's properties. Refer to |
occurs. | the Software section for details. |
Condition |
| Suggested solutions |
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| |
Copies are too light | Use Darkness to darken or lighten the | |
or too dark. | background of the copies. | |
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Smears, lines, | • | If defects are on the original, press Darkness |
marks, or spots |
| to lighten the background of your copies. |
appears on copies. | • | If no defects are on the original, clean the scan |
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| unit. See page 13.3. |
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Copy image is | • | Ensure that the original is face down on the |
skewed. |
| scanner glass or face up in the ADF. |
| • | Check that the copy paper is loaded correctly. |
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Blank copies print | Ensure that the original is face down on the | |
out. | scanner glass or face up in the ADF. | |
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Image rubs off the | • | Replace the paper in the tray with paper from a |
copy easily. |
| new package. |
| • | In high humidity areas, do not leave paper in |
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| the machine for extended periods of time. |
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Frequent copy | • | Fan the stack of paper, then turn it over in the |
paper jams occur. |
| tray. Replace the paper in the tray with a fresh |
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| supply. Check/adjust the paper guides, if |
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| necessary. |
| • | Ensure that the paper is the proper paper |
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| weight. 75 g/m2 bond paper is recommended. |
| • | Check for copy paper or pieces of copy paper |
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| remaining in the machine after a paper jam has |
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| been cleared. |
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Toner cartridge | • | Your originals may contain pictures, solids, or |
produces fewer |
| heavy lines. For example, your originals may |
copies than |
| be forms, newsletters, books, or other |
expected before |
| documents that use more toner. |
running out of | • | The machine may be turned on and off |
toner. |
| frequently. |
| • | The scanner lid may be left open while copies |
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| are being made. |
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14.15 <Troubleshooting>