Brother International MFC-L8850CDW Basic Users Guide - Page 158
Colored spots at 3.7 in. 94 mm, Blank or some colors are
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Chapter B Examples of poor print quality ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Colored lines across the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. White spots or hollow print ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Recommendation If colored lines appear at 1.2 in. (30 mm) intervals, identify the color causing the problem and replace the toner cartridge that matches the color of the line (see Replacing the toner cartridges on page 82). To identify the color of the toner cartridge, visit http://solutions.brother.com/ to view our FAQs and troubleshooting tips. If colored lines appear at 3.7 in. (94 mm)intervals, put a new drum unit (see Replacing the drum unit on page 90). Make sure the media type setting in the driver matches the type of paper you are using (see Acceptable paper and other print media on page 34). Check the machine's environment. Conditions such as high humidity can cause hollow print (see Product Safety Guide). If the problem is not solved after printing a few pages, foreign material, such as glue from a label, may be stuck on the drum surface (see Advanced User's Guide). Put in a new drum unit (see Replacing the drum unit on page 90). Identify the color causing the problem and put in a new toner cartridge (see Replacing the toner cartridges on page 82). To identify the color of the toner cartridge, visit http://solutions.brother.com/ to view our FAQs and troubleshooting tips. Put in a new drum unit (see Replacing the drum unit on page 90). Blank page or some colors are missing 3.7 in. (94 mm) ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. 3.7 in. (94 mm) If the problem is not solved after printing a few blank pages, foreign material, such as glue from a label, may be stuck on the drum surface. Clean the drum unit (see Advanced User's Guide). Put in a new drum unit (see Replacing the drum unit on page 90). Colored spots at 3.7 in. (94 mm) 146