Brother MFC-8380DN, MFC-8370DN A B C D, A B C D, A B C D, Improving the print quality, a b c d e, a b c d e, a b c d e

Improving the print quality

Examples of poor print	Recommendation
quality

„Make sure that you use paper that meets our specifications. A rough surfaced paper or thick print media can cause the problem. (See

ABCDEFGH	Acceptable paper and other print media on page 14.)
abcdefghijk	„ Make sure that you choose the appropriate media type in the printer
A B C D
	driver or in the machine’s Paper Type menu setting. (See Acceptable
a b c d e	paper and other print media on page 14 and Basic tab in the Software
0 1 2 3 4	User’s Guide on the CD-ROM.)

„The problem may disappear by itself. Print multiple pages to clear this

White lines across the page problem, especially if the machine has not been used for a long time.

„The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 157.)

„Wipe the laser scanner windows with a dry, lint-free soft cloth. (See Cleaning the laser scanner window on page 148.)

	ABCDEFGH	„ Make sure that a torn sheet of paper is not inside the machine
	abcdefghijk
		covering the scanner window.
	A B C D
		„ The toner cartridge may be damaged. Put in a new toner cartridge.
	a b c d e
		(See Replacing a toner cartridge on page 154.)
0 1 2 3 4
		„ The drum unit may be damaged. Put in a new drum unit. (See
White lines down the page		Replacing the drum unit on page 157.)
		„ Make sure that you use paper that meets our specifications. (See
		Acceptable paper and other print media on page 14.)
		„ Choose Thick paper mode in the printer driver, choose Thick in the
		machine’s Paper Type menu setting or use thinner paper than you
		are currently using. (See Paper Type on page 21 and Basic tab in the
		Software User’s Guide on the CD-ROM.)
		„ Check the machine’s environment. Conditions such as high humidity
		can cause hollow print. (See Choosing a location on page 98.)
Hollow print		„ The drum unit may be damaged. Put in a new drum unit. (See
		Replacing the drum unit on page 157.)
		„ Make sure that you use paper that meets our specifications. (See
		Acceptable paper and other print media on page 14.)
	ABCDEFGH	„ Check the machine’s environment. Conditions such as high
	abcdefghijk
		temperatures and high humidity can increase the amount of
	A B C D
		background shading. (See Choosing a location on page 98.)
	a b c d e	„ The toner cartridge may be damaged. Put in a new toner cartridge.
0 1 2 3 4		(See Replacing a toner cartridge on page 154.)
Grey background		„ The drum unit may be damaged. Put in a new drum unit. (See
		Replacing the drum unit on page 157.)

124