Kodak 7520 manual Trouble Probable Cause Remedy

Trouble	Probable Cause	Remedy
Repeated jamming.	The transport system plates	Repeat any recent jam clearing or
	and operator-accessible areas	maintenance procedures, making
	are not firmly closed.	certain all plates are firmly in place
		and all operator-accessible areas
		are closed. Refer to “Clearing the
		document path” later in this
		chapter.
	Documents are skewed during	Adjust guides and feed roller.
	feeding.
Any imaging problem or	Pieces of paper may be caught	Check and clean imaging and
distortion (especially after	in the imaging area of the	transport areas for lodged pieces
clearing a paper jam)	transport.	of paper. Refer to Chapter 5,
		“Cleaning the imaging guides”.
Clear streak on scanned	There may be a foreign object in	Check and clean imaging guides
images.	the optical path.	and transport area. Refer to
		Chapter 5, “Cleaning the imaging
		guides”.
Overall scanned image	Dust, dirt or fingerprints on the	Check and clean imaging guides.
density too light, too dark, or	imaging guides.	Refer to Chapter 5, “Cleaning the
uneven.		imaging guides”.
	Calibration is not performed or	Perform calibration using
	is not performed correctly.	instructions provided. Refer to
		Chapter 2, “Calibrating the
		scanner”.
	Lamps are dirty or not properly	Check the lamps for proper
	installed.	installation. Check for dirt or debris
		in the lamp housing. Refer to
		Chapter 5, “Cleaning the exposure
		lamp housings”.
Calibration failure.	Calibration target was skewed	Retry. Adjust feed tray side guides.
	when feeding.	Adjust feed and separator roller
		gap.
	Document was in the transport	Remove any documents in the
	at the time of calibration.	transport system. Retry. Refer to
		“Clearing the document path” later
		in this chapter.
	Lamps are dirty or not properly	Check the lamps for proper
	installed.	installation. Check for dirt or debris
		in the lamp housing. Refer to
		Chapter 5, “Cleaning the exposure
		lamp housings”.

7-2 A-61140 January 2000