Brother International MFC-9970CDW Users Manual - English - Page 145
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UPC - 012502625131
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Troubleshooting Examples of poor print quality Completely blank or some colors are missing 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 Put in a new toner cartridge. (See Replacing a Toner cartridge on page 64.) To identify the color of the toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. Put in a new drum unit. (See Replacing the drum unit on page 76.) Colored spots at 3.7 in. (94 mm) 3.7 in. (94 mm) ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. If the problem is not solved after printing, the drum may have foreign material, such as glue from a label, stuck on the drum surface. Clean the drum unit. (See Cleaning the drum unit in Appendix A of the Advanced User's Guide.) Put in a new drum unit. (See Replacing the drum unit on page 76.) 3.7 in. (94 mm) Colored spots at 1.2 in. (30 mm) 1.2 in. (30 mm) 1.2 in. (30 mm) ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Identify the color causing the problem and put in a new toner cartridge. (See Replacing a Toner cartridge on page 64.) To identify the color of the toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. Toner scatter or toner stain ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality problem. (See Choosing a location in the Safety and Legal Booklet.) Identify the color causing the problem and put in a new toner B cartridge. (See Replacing a Toner cartridge on page 64.) To identify the color of the toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. If the problem continues, put in a new drum unit. (See Replacing the drum unit on page 76.) 129