Troubleshooting
Examples of poor print | Recommendation |
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quality |
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| Make sure that you use paper that meets our specifications. |
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| paper or thick print media may cause this problem. See Acceptable paper and |
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| Make sure that the media type setting in the driver matches the type of paper you |
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| are using. See Acceptable paper and other print media on page 3. |
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| Choose Reduce Ghosting mode in the printer driver. See Improve Print Output |
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| in Other Print Options... on page 32 (For Windows®) or Print Settings on page 43 |
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Ghost | (For Macintosh). |
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Put in a new toner cartridge. See Replacing the toner cartridge on page 71 |
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| 5 | |
| Put in a new drum unit. See Replacing the drum unit on page 79. | |
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| The fuser unit may be contaminated. Call your Brother dealer or Brother |
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| Customer Service. |
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| Make sure that you use paper that meets our specifications. |
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| paper may cause the problem. See Acceptable paper and other print media |
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ABCDEFGH |
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abcdefghijk | The drum unit may be damaged. Put in a new drum unit. See Replacing the drum |
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A B C D |
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a b c d e |
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The fuser unit may be contaminated. Call Brother Customer Service. |
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0 1 2 3 4 |
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Toner specks |
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| Make sure that you use paper that meets our specifications. See Acceptable |
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| Choose Thick Paper mode in the printer driver, or use thinner paper than what |
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| you are now using. |
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| Check the machine’s environment. Conditions such as high humidity can cause |
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| hollow print. See Safety and Legal booklet. |
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| The drum unit may be damaged. Put in a new drum unit. See Replacing the drum |
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Hollow print |
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| Clean the primary corona wire inside the drum unit by sliding the green tab. Be |
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| sure to return the green tab to the home position (a). See Cleaning the corona |
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| The drum unit may be damaged. Put in a new drum unit. See Replacing the drum |
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All black
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