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Troubleshooting 5-5
OG L 0 1
Print Quality Problems
If this happens Try this
Pages have toner streaks Cean the printer as described in Chapter 4.
Page is wrinkled or printed
characters are blurred
• Paper does not meet specification.
- See “Media Guidelines” on page C-1
• Moisture content is too high.
- Replace with newly unwrapped paper.
• The side guide is not adjusted properly.
- Adjust to proper size.
• OCP setting does not match loaded paper.
- Load the correct size paper
• Print density is too high.
- Adjust print density.
Paper is streaked, spotted,
or smudged
• The inside of the printer is dirty.
- Cleaning the inside of the Printer
• Print density is too high.
- Adjust print dersity.
• Change of paper settings.
- Print a Cross Pattern test print to remove dirt.
• The Drum may be damaged.
- Replace the drum.
Notes:
This is an electric printing device and slight dots or smudges are
unavoidable.
A paper jam may cause staining of the fuser unit. Print several pages to
remove the stain. Cleaning or replacement of the fuser unit is required in
some cases.
Voids or vertical voids
• Moisture content is too high.
- Replace with newly unwrapped paper.
• Paper does not meet specification.
• Creased or wrinkled paper is loaded in the tray.
- Removed damaged paper or replace with newly unwrapped paper.
• Print density is too high.
- Adjust print density.
• Host application setting is incorrect.
- Correct the application settings.
• There may be condensation inside the printer.
- Turn on the printer power and leave it for 30-60 minutes, then start
printing.
• The drum unit may be damaged.
- Replace the drum unit.
The tip or back end of
paper is dirty
• Clean the NIP Guide and TR guide in the Conveyance Belt area.
• Clean the Finisher Exit Roller.
Part of solid printing is
scraped
• Print Density is too high
- Adjust print density.
Printing is too dark
• Print Density is too high
- Adjust print density.
• Print Density is too high after initial power up.
Adjust print density lower. After several thousand pages are printed,
return the print density to the higher setting.