Dell 1125 Multifunctional Laser Printer - Manual (Page 10)

l Check the paper type and quality. See Recommended Paper .
l Ensure that the paper or other material is loaded correctly and the guides are not too tight or too loose against the paper
stack.
Curl or wave l Ensure that the paper is loaded properly.
l Check the paper type and quality. Both high temperatures and humidity can cause paper curl. See Recommended Paper .
l Turn over the stack of paper in the paper tray. Also try rotating the paper 180° in the paper tray.
l Try printing to the rear cover.
Wrinkles or creases l Ensure that the paper is loaded properly.
l Check the paper type and quality. See Recommended Paper .
l Turn over the stack of paper in the paper tray. Also try rotating the paper 180° in the paper tray.
l Try printing to the rear cover.
Back of printouts
are dirty Check for leaks in the toner. Clean the inside of the printer. See Cleaning the Interior .
Black pages l The toner cartridge may not be installed properly. Remove the cartridge and reinsert.
l The toner cartridge may be defective and need replacing. Install a new toner cartridge. See Replacing the Toner Cartridge .
l The printer may require repair. Contact a service representative.
Loose toner l Clean the inside of the printer. See Cleaning the Interior .
l Check the paper type and quality. See Recommended Paper .
l Install a new toner cartridge. See Replacing the Toner Cartridge .
l If the problem persists, the printer may require repair. Contact a service representative.
Character voids Character voids have white areas where they should be solid black:
l If you are using transparencies, try another type of transparency. Because of the composition of the transparency, some
character voids are normal.
l You may be printing on the wrong surface of the paper. Turn over the stack of paper in the paper tray.
l The paper may not meet paper specifications. See Recommended Paper .
Horizontal stripes If horizontally aligned black streaks or smears appear:
l The toner cartridge may be installed improperly. Remove the toner cartridge and reinsert.
l The toner cartridge may be defective. Install a new toner cartridge. See Replacing the Toner Cartridge .
l If the problem persists, the printer may require repair. Contact a service representative.
Curl If the printed paper is curled or the paper does not feed into the printer:
l Turn over the stack of paper in the paper tray. Also try rotating the paper 180° in the paper tray.
l Try printing to other rear cover.