Troubleshooting and routine maintenance
Improving the print quality
If you have a print quality problem, print a test page first (Menu, 4, 2, 3). If the printout looks good, the problem is probably not the machine. Check the interface cable or try the machine on another computer.
Note
You can resolve a print quality problem by replacing a toner cartridge with a new one when the | C | ||||
LCD shows the Toner Life End message. | |||||
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Examples of poor print | Recommendation |
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quality |
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White lines or bands or ribbing | Make sure that the machine is on a solid level surface. |
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across the page | Make sure that the toner cartridges are installed properly. (See |
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| Replacing a toner cartridge on page 172.) |
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| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. | Shake the toner cartridges gently. |
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| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
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| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
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| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
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| Make sure that the drum unit is installed properly. (See Replacing the |
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| drum unit on page 177.) |
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Make sure that you use paper that meets our specifications. A rough surfaced paper or thick print media can cause the problem. (See Acceptable paper and other media on page 11.)
Clean the laser scanner windows with a soft cloth. (See Cleaning the laser scanner windows on page 154.)
The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 177.)
Colors are light or unclear on | Make sure that the recommended paper was used. |
the whole page. | Change the paper to freshly unpacked paper. |
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| Make sure that the front cover is closed properly. |
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
Shake the toner cartridges gently.
Clean the laser scanner windows with a soft cloth. (See Cleaning the laser scanner windows on page 154.)
Turn off Toner Save. (See Toner save on page 26.)
White streaks or bands down | Shake the toner cartridges gently. | |||||||
the page |
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| Clean the laser scanner windows with a soft cloth. (See Cleaning the | |||
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| laser scanner windows on page 154.) |
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. | One of the toner cartridges may be damaged. Identify the missing | ||||
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. | |||||
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. | |||||
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
| ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. |
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| color and put in a new toner cartridge. (See Replacing a toner |
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| cartridge on page 172.) |
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