Konica Minolta C20 manual Solving Problems with Printing Quality 283

The print or One or more of the Remove the toner cartridges and color density toner cartridges may check for damage. If it is damaged, is uneven. be defective or low. replace it.

One or more of the Remove the imaging units and check

imaging units is for damage. If it is damaged, replace it. defective.

The machine is not Place the machine on a flat, hard, level

level.surface.

Irregular The media is moist Adjust the humidity in the media stor-

print or mot- from humidity. age area. tled image

appears.Remove the moist media and replace it with new, dry media.

Unsupported media Use KONICA MINOLTA-approved (wrong size, thick- media. See “Specifications” on page ness, type, etc.) is 106.

being used. Also, refer to

http://printer.konicaminolta.com for a complete list of currently approved media.

One or more of the Remove the toner cartridges and toner cartridges may check for damage. If it is damaged,

be defective. replace it.

Symptom	Cause	Solution
Image is	One or more of the	Remove the toner cartridges and
blurred;	toner cartridges may	check for damage. If it is damaged,
background	be defective.	replace it.
is lightly
	One or more of the	Remove the imaging units and check
stained;
	imaging units may be	for damage. If it is damaged, replace it.
there is
	defective.
insufficient
	The original glass is	Clean the original glass. For details,
gloss of the
	dirty.	refer to “Cleaning the Machine” on
printed
		page 234.
image.
	The original cover	Clean the original cover pad. For
	pad is dirty.	details, refer to “Cleaning the Machine”
		on page 234.

Solving Problems with Printing Quality 283