Troubleshooting
Symptom
The document has been loaded on the feed tray. But the scanner does not start scanning.
Possible Cause
The document is not loaded properly. The sensor cannot detect the document as the edge of the document is curled. The rollers are dirty. The rollers have reached their life expectancy.
Remedy
Load the document correctly. (See page 17.) Flatten the document and load it again. Clean all of the rollers. (See page 23.) Replace the paper feed roller module and the retard roller module. (See page 27 and page 30.) Flatten the document and load it again after reducing the pages. Make a copy of the document on specified paper (see page 35) and scan the copy. Make a copy of the document on paper of the specified size and scan the copy. Load the document correctly. (See page 17.) Clean the CIS glasses. (See page 25.) Clean the sensor rollers. (See page 25.) Clean the CIS glasses and the sensor rollers. (See page 25.) Adjust the monitor setting. Clean the CIS glasses and the sensor rollers. (See page 25.) Please change the resolution and try to scan.
Double feeding or skewing problems occur frequently or the scanner stops loading while scanning.
The document is curled or folded. The irregular type document is to be scanned. The document has a length of less than 70 mm (2.75z). The document to be scanned was loaded face down (upside down).
The scanned document is blank.
Vertical
lines
appear
on
the
The CIS glasses are dirty. The sensor rollers are dirty. The CIS glasses or the sensor rollers are dirty.
scanned document.
The scanning density is uneven. The color of the scanned document is extremely different from the original document. Dark spots or noise appear on the scanned documents. Scanned image has moire fringes such as stripe or wavy pattern noise.
The setting of the monitor is wrong.
The CIS glasses or the sensor rollers are dirty. It is caused by printing pattern of the document and the congeniality of the scanning resolution.
