
Troubleshooting
9.24
Page skew
• Ensure that the paper is loaded properly.
• Check the paper type and quality. See “Paper 
Specifications” on page E.6.
• Ensure that the paper or other material is loaded correctly 
and the guides are not too tight or t oo loose against the 
paper stack.
• Try feeding paper through a different paper supply.
Curl or wave
• Ensure that the paper is loaded properly.
• Check the paper type and quality. Both high temperature 
and humidity can cause paper curl. See “Paper 
Specifications” on page E.6.
• Turn over the stack of paper in the paper tray. Also try 
rotating the paper 180° in the tray.
• Try printing to the rear output slot.
Wrinkles or 
creases
• Ensure that the paper is loaded properly.
• Check the paper type and quality. See “Paper 
Specifications” on page E.6.
• Turn over the stack of paper in the paper tray. Also try 
rotating the paper 180° in the tray.
• Try printing to the rear output slot.
Back of printouts 
are dirty
Check for leaking toner. Clean the inside of the machine. See 
“Cleaning the Inside” on page8.3.
Black pages
• The toner cartridge may not be installed properly. Remove 
the cartridge and reinsert it.
• The toner cartridge may be defective and need replacing. 
Remove the toner cartridge and install a new one. See 
“Replacing the Toner Cartridge” on page8.8.
• The machine may require repair. Contact a service 
representative.
Condition Suggested solutions
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