Lexmark 5016-001 manual Uneven Print Density Service Check, White Lines or Bands Service Check

5016-001

Uneven Print Density Service Check

	FRU	Action
1	Print Cartridge	Remove the problem print cartridge and shake it
		gently to distribute the toner evenly. The
		cartridge may also be low on toner and may
		need replacing.
2	Intermediate	Try a new ITM unit.
	Transfer Unit
	(ITM)
3	Transfer Roll	Check the transfer roll for signs of
		contamination, such as adhesives or toner
		buildup.
		Check for surface damage to the roll, replacing
		the roll if necessary.

White Lines or Bands Service Check

	FRU	Action
1	Print Cartridges	Gently shake the toner cartridges to evenly
		distribute the toner. If lines or bands remain, one
		of the cartridges may have a scratch on the
		photoconductor.
		Run the “Print Quality Test Pages” on
		page 3-1, to isolate the failing cartridge. If a
		particular cartridge is found to produce the line
		or band at the same spot as on the printed
		page, replace the failing cartridge.
2	Intermediate	Remove the ITM from the printer and carefully
	Transfer Unit	examine the belt for marks or scratches at the
	(ITM)	same spot as on the printed page.
3	Transfer Roll	Examine the transfer roll for signs of damage or
		contamination which might cause a line or band
		to occur at the same location as on the printed
		copy.

2-92Service Manual