Troubleshooting
Symptom | Possible Cause | Remedy | |
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| The rollers are dirty. | Clean all of the rollers. | |
| (See page 23.) | ||
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| The rollers have reached their life | Replace the paper feed roller mod- | |
| ule and the retard roller module. | ||
| expectancy. | ||
| (See page 27 and page 30.) | ||
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Double feeding or skewing prob- | The document is curled or folded. | Flatten the document and load it | |
lems occur frequently or the scan- | again after reducing the pages. | ||
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ner stops loading while scanning. |
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The irregular type document is to | Make a copy of the document on | ||
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| specified paper (see page 35) and | ||
| be scanned. | ||
| scan the copy. | ||
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| The document has a length of less | Make a copy of the document on | |
| than 70 mm (2.75z). | paper of the specified size and scan | |
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| the copy. | |
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The scanned document is blank. | The document to be scanned was | Load the document correctly. | |
loaded face down (upside down). | (See page 17.) | ||
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| The CIS glasses are dirty. | Clean the CIS glasses. | |
Vertical lines appear on the | (See page 25.) | ||
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scanned document. | The sensor rollers are dirty. | Clean the sensor rollers. | |
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| (See page 25.) | ||
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| The CIS glasses or the sensor | Clean the CIS glasses and the | |
The scanning density is uneven. | sensor rollers. | ||
rollers are dirty. | |||
| (See page 25.) | ||
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The color of the scanned document |
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is extremely different from the origi- | The setting of the monitor is wrong. | Adjust the monitor setting. | |
nal document. |
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Dark spots or noise appear on the | The CIS glasses or the sensor | Clean the CIS glasses and the | |
sensor rollers. | |||
scanned documents. | rollers are dirty. | ||
(See page 25.) | |||
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Scanned image has moire fringes | It is caused by printing pattern of | Please change the resolution and | |
such as stripe or wavy pattern | the document and the congeniality | ||
try to scan. | |||
noise. | of the scanning resolution. | ||
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