Improving the print quality

!Caution

If the Drum LED is on you can clear a print quality problem by replacing the drum unit with a new one. The Drum LED indicates that the drum unit is at the end of life.

This section provides information on the following topics:

Image defect examples

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A B C D a b c d e 0 1 2 3 4

Faint

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A B C D a b c d e 0 1 2 3 4

Gray background

Ghost

Recommendation

∙Check the printer's environment. Conditions such as humidity, high temperatures, etc. may cause this print defect to occur.

∙If the whole page is too light, toner save mode may be on. Disable toner save mode within the Printer Properties tab of the Driver.

∙Try installing a new toner cartridge. See “How to replace the Toner cartridge” in Chapter 3.

∙Try installing a new drum unit. See "How to replace the Drum unit" in Chapter 3.

∙Make sure that you use paper that meets the Brother’s recommended specifications. See “What kind of paper can I use” in Chapter 1.

∙Check the printer's environment; high temperature and high humidity conditions can increase the amount of background shading.

∙Installing a new toner cartridge. See "How to replace the Toner cartridge" in Chapter 3.

∙Installing a new drum unit. See "How to replace the Drum unit" in Chapter 3.

∙Make sure that you use paper that meets the specifications. A rough surfaced paper, paper that has absorbed moisture or thick media can cause the problem.

∙Make sure that you select the appropriate media type in the printer driver. See “What kind of paper can I us e” in Chapter 1.

∙Try installing a new drum unit. See “How to replace the Drum unit” in Chapter 3.

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