Xerox 4512N manual Problem Possible Causes Corrective Actions

			P r i n t Q u a l i t y P r o b l e m s
Table 6.2	Print quality problems (continued)
Problem		Possible Cause(s)	Corrective Action(s)
Repetitive horizontal dark		Paper feed surfaces or guide dirty.	Inspect and clean the paper path, as described
streaks.			in the section “Cleaning the Paper Path”
			(page 7-9).
		Photoconductor / Drum defective.	Replace the Photoconductor / Drum, as
			described in the section “Replacing the
			Photoconductor / Drum” (page 7-6).

Dark spots or marks.	Fusing unit dirty.	Replace the Cleaning Felt, as described in the
		section “Replacing the Toner Cartridge and
		Cleaning Felt” (page 7-2).
	Photoconductor / Drum defective.	Replace the Photoconductor / Drum, as
		described in the section “Replacing the
		Photoconductor / Drum” (page 7-6).

Table 6.2 Page 6 of 7

C h a p t e r 6 : T r o u b l e s h o o t i n g ❖ 6-13