Drum unit with a new one. The drum unit may be

Print Quality Difficulties (Cont.)

	Difficulty	Suggestions

	The whole page is	Clean the machine’s interior and the primary
	printed black.	corona wire of the drum unit. (See pages
		17-21~22.) Also, do not use heat-sensitive paper
		as it will cause this problem. After cleaning, if
		the printed pages are still black or the display
		shows CHANGE DRUM SOON, replace the
	Black Page	drum unit with a new one. The drum unit may be
		damaged.

	Nothing is printed on	Make sure that the toner cartridge is not empty.
	the page.	Wipe electric terminals referring to Routine
		Maintenance, Cleaning the Printer and
		Cleaning the Drum Unit, on pages 17-21 and
		17-22. Make sure that a torn piece of paper
	White Page	does not remain on the scanner window.
	White Page
	Printed pages are	Markings may disappear by themselves. Try
	marked at regular	copying multiple pages to clear this problem.
	intervals.	Markings may occur if the machine has not
		been used for a long time. A possible cause is
		that the surface of the drum is scratched. You
		must then replace the drum unit with a new
		one. If the markings do not disappear, it may
	Example of Regular	be that the drum was marked or damaged by
	Example of Regular	excessive exposure to light. In this case,
	Marking	replace the drum unit with a new one.
		replace the drum unit with a new one.

	Printed pages are	Certain environmental conditions such as
	blurred at the center	humidity, high temperatures, etc. may cause
	or at either edge.	this condition to occur. Make sure the machine
		is placed on a flat, horizontal surface. Remove
		the drum unit with the toner cartridge installed.
		Try rocking them from side to side. You may
		clear a blurred page by wiping the scanner
	Blurred Page	windows with a clean soft cloth. (See Routine
	Blurred Page	Maintenance, Cleaning the Printer and
		Maintenance, Cleaning the Printer and
		Cleaning the Drum Unit, on pages 17-21
		and 17-22.) If a blurred page occurs after
		cleaning and the display shows CHANGE
		DRUM SOON, replace the drum unit with a
		new one.

	Ghost images appear	Adjust the print conditions by setting the Print
	on printed page.	Density function. Make sure that you use paper
		that meets the specifications. Rough surfaces
		or thick media can cause a ghost image. Make
		sure that you select the appropriate media type in
	Ghost Images	the printer driver.
	Ghost Images

The drum unit is a consumable item and it is necessary to replace it periodically.

T R O U B L E S H O O T I N G A N D R O U T I N E M A I N T E N A N C E

17 - 13

MFC 8300, MFC 8700, MFC 8600, FAX 5750 specifications

The Brother MFC-8600 and MFC-8700 are multifunction printers that have gained popularity for their robust features, making them ideal choices for both small businesses and home offices. These all-in-one devices combine printing, scanning, copying, and faxing capabilities into a single unit, which helps save space and improves efficiency.

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In summary, the Brother MFC-8600 and MFC-8700 are valuable assets for those seeking multifunctional solutions that provide high-speed printing, scanning, copying, and faxing capabilities, all while maintaining quality and efficiency.

Difficulty

drum unit with a new one. The drum unit may be

MFC 8300, MFC 8700, MFC 8600, FAX 5750 specifications