Samsung SCX-4720F User Manual (user Manual) (ver.3.00) (English) - Page 222
Loose toner, Character Voids, Horizontal stripes
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Condition Loose toner Character Voids A Horizontal stripes AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc Curl Suggested solutions • Clean the inside of the machine. See "Cleaning the Inside" on page 8.3. • Check the paper type and quality. See "Paper Specifications" on page F.6. • Remove the toner cartridge and install a new one. See "Replacing the Toner Cartridge" on page 8.8. • If the problem persists, the machine may require repair. Contact a service representative. Character voids are white areas within parts of characters that should be solid black: • If you are using transparencies, try another type of transparency. Because of the composition of transparencies, some character voids are normal. • You may be printing on the wrong surface of the paper. Remove the paper and turn it around. • The paper may not meet paper specifications. See "Paper Specifications" on page F.6. If horizontally aligned black streaks or smears appear: • The toner cartridge may be installed improperly. Remove the cartridge and reinsert it. • The toner cartridge may be defective. Remove the toner cartridge and install a new one. See "Replacing the Toner Cartridge" on page 8.8. • If the problem persists, the machine may require repair. Contact a service representative. If the printed paper is curled or paper does not feed into the machine: • Turn over the stack of paper in the input tray. Also try rotating the paper 180° in the input tray. • Try printing to the rear output slot. 9 TROUBLESHOOTING 9.23
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