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| Troubleshooting and routine maintenance |
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Error Message | Cause | Action |
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Registration | Registration failed. | Press Black Start or Color Start and try again. |
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| Do one of the following: |
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| Try Manual Registration, Menu, 4, 8. (See |
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| Manual Registration in the Software User’s |
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| Guide on the |
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| Put in a new belt unit. (See Replacing the | C |
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| belt unit on page 183.) | |
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| Put in a new drum unit. (See Replacing the |
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| drum unit on page 177.) |
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| Replace the empty toner cartridge with a |
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| new one. (See Replacing a toner |
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| cartridge on page 172.) |
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| Turn off the machine’s power switch. Wait a |
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| few seconds, then turn it on again. |
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| If the problem continues, call Brother |
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| Customer Service. |
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Rename the File | There is already a file on the USB | Change the file name of the file on the USB flash |
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| flash memory drive with the same | memory drive or the file you are trying to save. |
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| name as the file you are trying to |
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| save. |
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Scan Unable XX | The machine has a mechanical | Turn off the machine's power switch and then |
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| problem. | turn it on again. If the error message continues |
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| leave the machine for several minutes before |
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| you try it again. The machine can be turned off |
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| for up to 4 days without losing faxes stored in the |
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| memory. (See Checking if the machine has |
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| faxes in its memory on page 139.) |
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| Document is too long for duplex | Press Stop/Exit. Use a suitable size of paper for |
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| scanning. | duplex scanning. (See Scan on page 229.) |
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Scanner Locked | The scanner lock is locked. | Open the document cover, and then release the |
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| scanner lock lever. |
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| Press Stop/Exit. |
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Toner Life End | The drum unit and toner | Do one of the following: |
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Replace Black(K) | cartridges assembly is not | |
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installed properly, or one or more |
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Toner Cartridge. 1 | of the toner cartridges are used | assembly. |
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1 The toner | up and printing is not possible. | Replace the empty toner cartridge with a |
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cartridge color |
| new one. (See Replacing a toner |
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which is used up is |
| cartridge on page 172.) |
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shown in the |
| If one of the color toner cartridges is empty, |
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message. |
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| choose Mono in the printer driver to be able |
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| to continue printing in monochrome. |
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