Troubleshooting
Error messages (continued)
Error message | Cause | Action |
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DIMM Error | The DIMM is not installed | Turn off the machine and remove the DIMM. |
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| correctly. | Confirm the DIMM meets the required |
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| The DIMM is broken. | specifications. (For details, see |
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| The DIMM does not meet the | on page 86.) |
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| required specifications. | |
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| and then turn it on again. |
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| If this error message appears again, replace the |
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| DIMM with a new one. (See Installing extra |
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| memory on page 87.) |
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Drum Error | The corona wire on the drum unit | Clean the corona wires. (See Cleaning the corona |
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| needs to be cleaned. | wires on page 121.) |
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Duplex Disabled | The back cover of the machine is | Close the back cover of the machine. |
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<The second line of the | not closed completely. |
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LCD> |
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Close the Back |
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Cover of the |
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machine. |
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Duplex Disabled | Although the size of paper in the | Make sure the paper tray contains only the size of |
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<The second line of the | paper tray matches the paper size | paper you select in either the control panel or printer |
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that was selected from the control | driver, then press Go. |
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LCD> |
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panel or printer driver, the machine |
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Load XX paper and |
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has stopped printing when it |
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press Go. |
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encountered an additional, different |
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| size of paper in the tray. The LCD is |
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| telling you to load only the selected |
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| paper size. |
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| The paper tray was pulled out |
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| before the machine completed |
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| printing on both sides of the paper. |
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Fuser Error | The temperature of the fuser unit | Turn the power switch off, wait a few seconds and |
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| does not rise to a specified | then turn it on again. Leave the machine for 15 |
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| temperature within the specified | minutes with the power on. |
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| time. |
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| The fuser unit is too hot. |
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Jam XXX | The paper is jammed in the area | Carefully pull out the jammed paper from the area |
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| shown on the LCD. | shown in Paper jams and how to clear them |
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| on page 146. |
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Low Temperature | The room temperature is too low for | Increase the room temperature to allow the machine |
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| the machine to operate. | to operate. |
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No Belt Unit | The belt unit is not installed |
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| correctly. |
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No Drum Unit | The drum unit is not installed |
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| correctly. | on page 101.) |
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| 142 |
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