Samsung SF-555P manual Job, Condition, Increase the amount of background shading, Toner smear

Problem

Possible Cause and Remedy

Dropouts	If faded areas, generally rounded, occur randomly on the
	page:
	• A single sheet of paper may be defective. Try reprinting
AaBbCc
AaBbCc	the job.
AaBbCc	• The moisture content of the paper is uneven or the paper
AaBbCc
AaBbCc	has moist spots on its surface. Try a different kind or
	brand of paper. See “Paper Type and Size” for faxing on
	page 1.17 and “Selecting Print Media” for PC printing on
	page 4.1.

•The paper lot is bad. The manufacturing processes can cause some areas to reject toner. Try a different kind or brand of paper.

•The toner cartridge may be defective. See “Vertical repetitive defects” on page 7.13.

•If these steps do not correct the problems, contact a service representative.

Gray background		If the amount of background toner shading becomes
		unacceptable, the procedures below may help to clear the
		condition:
	AaBbCc
	AaBbCc	• Change the paper to a lighter basis weight. See “Paper
	AaBbCc	Type and Size” for faxing on page 1.17 and “Selecting Print
	AaBbCc	Media” for PC printing on page 4.1.
	AaBbCc
		• Check the printer’s environment; very dry (low humidity)
		or high humidity (higher than 80 % RH) conditions can
		increase the amount of background shading.
		• Install a new toner cartridge.
		• Adjust the shading setting. See “Adjusting Shading” on
		page 6.2.
	Toner smear	• Clean the inside of the printer. See “Cleaning the Inside” on
		page 6.4.
		• Check the paper type and quality. See “Paper Type and Size”
		for faxing on page 1.17 and “Selecting Print Media” for PC
		printing on page 4.1.
		• Try installing a new toner cartridge.

7.12 Troubleshooting