Brother MFC-9870 manual Drum SOON, replace the drum unit with a new one

T R O U B L E S H O O T I N G A N D M A I N T E N A N C E 125

DIFFICULTY

SUGGESTIONS

Printed pages are blurred at the center	Certain environmental conditions such as humidity, high temperatures,
or at either edge.	etc. may cause 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 windows with a clean soft cloth. (See
Blurred Page	“Regular Maintenance” and “Cleaning the Drum Unit” in this chapter.) 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 on printed page.	Adjust the print conditions by setting the Print 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 the printer driver.
Ghost Images

The drum unit is a consumable and it is necessary to replace it periodically to maintain the printing quality.