Fuji Xerox ApeosPort-VII C4421 User Manual page 422

17 Problem Solving
Part of the image is missing
on the copy.
The copy has a stripe
pattern.
Printing is faint.
(smudged, unclear)
Black dots are printed.
Black or colored lines are
printed.
422
Symptom
Check if the loaded paper has no crease or wrinkle. Otherwise,
replace all of the paper with a new one.
If the original is a stuck or folded sheet, the pasted or folded section
may not be laying flat on the document glass.
Place a stack of white sheets on top of the original to flatten the
document against the document glass.
Vertical stripes may be printed on the copies depending on the ratio.
Adjust the ratio to eliminate the stripes.
Reference

The loaded paper may be damp. Replace the paper with new one.
Reference

The drum cartridge may be deteriorated or damaged. Replace the
drum cartridge with a new one.
Reference

There may be no toner left in the toner cartridge. Replace the toner
cartridge with a new one.
Reference

The drum cartridge may be deteriorated or damaged. Replace the
drum cartridge with a new one.
Reference

The drum cartridge may be deteriorated or damaged. Replace the
drum cartridge with a new one.
Reference

Clean the device interior.
Reference

Clean the constant velocity transport glass.
Reference

Remedy
Refer to "[Reduce / Enlarge]" (P.131).
Refer to "Loading Paper" (P.87).
Refer to "Replacing Drum Cartridges" (P.394).
Refer to "Replacing Toner Cartridge" (P.389).
Refer to "Replacing Drum Cartridges" (P.394).
Refer to "Replacing Drum Cartridges" (P.394).
Refer to "Cleaning the Interior (LED Printheads)" (P.398).
Refer to "Cleaning White Chute and Constant Velocity Transport Glass" (P.403).