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Fotos und technische Daten  Brother  HL-2280DW

See Replacing the drum unit on page 39. ABCDEFGH abcdefghijk ABCD abcde 01234 • Clean the corona wire of the drum unit. See Cleaning the corona wire on page 38. • The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 39. Lines across the page B 65 Examples of poor print quality Recommendation White lines, bands or ribbing across the page • Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality problem. • If the problem is not solved after printing a few pages, put in a new drum unit. (See Replacing the drum unit on page 39.) 94 mm (3.71 in.) 94 mm (3.71 in.) • Make ten copies of a blank, white sheet of paper. See How to copy on page 24. If the problem is not solved, the drum unit may have glue from a label stuck on the OPC drum surface. Clean the drum unit. See Cleaning the drum unit in Appendix A of the Advanced User's Guide. • The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 39. White Spots on black text and graphics at 94 mm (3.71 in.) intervals Black Spots at 94 mm (3.71 in.) intervals 94 mm (3.71 in.) 94 mm (3.71 in.) 66 Troubleshooting Examples of poor print quality Recommendation ABCDEFGH abcdefghijk ABCD abcde 01234 • Make sure that you use paper that meets our specifications. See Acceptable paper and other print media on page 16. • If you use label sheets for laser printers, the glue from the sheets may sometimes stick to the OPC drum surface. Clean the drum unit. See Cleaning the drum unit in Appendix A of the Advanced User's Guide. • Do not use paper that has clips or staples because they will scratch the surface of the drum. Black toner marks across the page • If the unpacked drum unit is in direct sunlight or room light, the unit may be damaged. • The toner cartridge may be damaged. Put in a new toner cartridge. See Replacing the toner cartridge on page 33. • The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 39. Black lines down the page Printed pages have toner stains down the page. ABCDEFGH abcdefghijk ABCD abcde 01234 • Clean the corona wire inside the drum unit by sliding the green tab. See Cleaning the corona wire on page 38. • Make sure the green tab of the corona wire is at the home position (a). • The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 39. • The toner cartridge may be damaged. Put in a new toner cartridge. See Replacing the toner cartridge on page 33. • The fuser unit may be contaminated. Call Brother Customer Service. White lines down the page ABCDEFGH abcdefghijk ABCD abcde 01234 • The toner cartridge may be damaged. Put in a new toner cartridge. See Replacing the toner cartridge on page 33. • The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 39. • Check if the Toner Setting for Replace Toner is set to Continue (Continue mode). See Toner settings in Chapter 1 of the Advanced User's Guide. • Make sure that a torn piece of paper is not stuck inside the machine blocking the scanner. B 67 Examples of poor print quality Recommendation Page skewed ABCDEFGHabcdefghijkABCDabcde01234 • Make sure that the paper or other print media is loaded properly in the paper tray and that the guides are not too tight or too loose against the paper stack. • Set the paper guides correctly. See Loading paper on page 8. • If you are using the manual feed slot, see Loading paper in the manual feed slot on page 10. • The paper tray may be too full. See Loading paper on page 8. • Check the paper type and quality. See Acceptable paper and other print media on page 16. • Check for loose objects such as torn paper inside the machine. • Verify that the two green envelope levers inside the back cover are set to the same position. • Verify that the two gray Anti-Curl Levers inside the back cover are set to the same position. • If the problem only occurs during duplex printing, check for torn paper in the duplex tray, verify that the duplex tray is inserted completely, and verify that the back cover is closed completely. Curled or wavy • Check the paper type and quality. High temperatures and high humidity will cause paper to curl. See Acceptable paper and other print media on page 16. • If you do not use the machine often, the paper may have been in the paper tray too long. Turn over the stack of paper in the paper tray. Also, fan the paper stack and then rotate the paper 180. in the paper tray. • Open the back cover (face-up output tray) for the machine to eject printed pages onto the face-up output tray. • Choose Reduce Paper Curl mode in the printer driver when you do not use our recommended paper. See Other Print Options (for Windows®) or Print Settings (For Macintosh) in the Software User's Guide. B DEFGH abc efghijk AC D bcde 13 4 • Make sure that the paper is loaded properly. See Loading paper on page 8. • Check the paper type and quality. See Acc...

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