Brother HL-5440D manual 148

Troubleshooting

Examples of poor print quality Recommendation

Make sure that you use paper that meets our specifications. Rough-surfaced

paper or thick paper may cause this problem.

	uu Acceptable paper and other print media uu page 2
	 Make sure that you choose the appropriate media type in the printer driver.
	uu Acceptable paper and other print media uu page 2
	 Choose Reduce Ghosting mode in the printer driver.
Ghost	uu Other Print Options uu page 36 (For Windows®)
	uu Print Settings uu page 59 (For Macintosh)
	 Put in a new drum unit.
	uu Replacing the drum unit uu page 104

	 Put in a new toner cartridge.	6
	uu Replacing the toner cartridge uu page 96
	 The fuser unit may be contaminated. Call Brother Customer Service at:
	In USA: 1-877-BROTHER (1-877-276-8437)
	In Canada: 1-877-BROTHER
	 Make sure that you use paper that meets our specifications. Rough-surfaced
ABCDEFGH	paper may cause the problem.
	uu Acceptable paper and other print media uu page 2
abcdefghijk
A B C D	 Clean the corona wire of the drum unit.
a b c d e	uu Cleaning the corona wire uu page 111
0 1 2 3 4	 The drum unit may be damaged. Put in a new drum unit.
Toner specks	uu Replacing the drum unit uu page 104

The fuser unit may be contaminated. Call Brother Customer Service at:

In USA: 1-877-BROTHER (1-877-276-8437)

In Canada: 1-877-BROTHER

Make sure that you use paper that meets our specifications.

uuAcceptable paper and other print media uu page 2

	 Choose Thick Paper mode in the printer driver or use thinner paper than you
	are currently using.
	 Check the machine’s environment. Conditions such as high humidity can
	cause hollow print.
Hollow print	uu Product Safety Guide: Choosing a location

The drum unit may be damaged. Put in a new drum unit. uu Replacing the drum unit uu page 104

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