Dell 2355dn Multifunction Mono Laser Printer - Manual (Page 310)

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Curl or wave • Ensure that the paper is loaded properly.
• Check the paper type and quality. Both high temperatures and humidity can cause paper curl.
See "Paper Specifications".
• Turn over the stack of paper in the paper tray. Also try rotating the paper 180° in the paper
tray.
• Try printing to the rear door.
Wrinkles or creases • Ensure that the paper is loaded properly.
• Check the paper type and quality. See "Paper Specifications".
• Turn over the stack of paper in the paper tray. Also try rotating the paper 180° in the paper
tray.
• Try printing to the rear door.
Back of printouts are dirty Check for leaks in the toner. Clean the inside of the printer. See "Cleaning the Interior".
Black pages • The toner cartridge may not be installed properly. Remove the cartridge and reinsert.
• The toner cartridge may be defective and need replacing. Install a new toner cartridge. See
"Replacing the Toner Cartridge".
• The printer may require repair. Contact a service representative.
Condition Suggested solutions
A