Panasonic KV-S2045CU, KV-S2025CU installation manual Troubleshooting, See page 27

Troubleshooting

Symptom	Possible Cause	Remedy
	The rollers are dirty.	Clean all of the rollers.
		(See page 23.)
	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.)
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.
ner stops loading while scanning.
	The irregular type document is to	Make a copy of the document on
		specified paper (see page 35) and
	be scanned.
		scan the copy.
	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
		the copy.
The scanned document is blank.	The document to be scanned was	Load the document correctly.
	loaded face down (upside down).	(See page 17.)
	The CIS glasses are dirty.	Clean the CIS glasses.
Vertical lines appear on the		(See page 25.)
scanned document.	The sensor rollers are dirty.	Clean the sensor rollers.
		(See page 25.)
	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.)
The color of the scanned document
is extremely different from the origi-	The setting of the monitor is wrong.	Adjust the monitor setting.
nal document.
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.)
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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