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Printing Is UnevenThe Back of the Printed Paper Has Smudge Marks
Printed Pages Have White Specks
Residual Images Appear on Non-printed Areas
The Overall Print Result Is Dark
The Toner Does Not Fix onto the Paper Well
Smudge Marks of Spattering Toner Appear around the Text or Patterns
Printing Is Uneven
⋖Cause 1⋗
Paper is too moist or too dry.
⋖Solution⋗
Replace the paper with new paper in an unopened package. For details on paper which requires attention before use, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Cause 2⋗
The toner cartridge has run out of toner, has deteriorated, or is damaged.
⋖Solution⋗
Check the status of the toner cartridge, and replace the color toner cartridge that is almost empty. For more details, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Cause 3⋗
The drum in the toner cartridge is deteriorated.
⋖Solution⋗
Replace the toner cartridge with a new one. For details on replacing the toner cartridge, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
The Back of the Printed Paper Has Smudge Marks
⋖Cause⋗
The size of the print data was larger than that of the loaded paper.
⋖Solution⋗
Check if the size of the print data matches that of the loaded paper.
Printed Pages Have White Specks
⋖Cause 1⋗
Appropriate paper is not being used.
⋖Solution⋗
Replace the paper with that which can be used with this printer. [ Usable Paper ]
⋖Cause 2⋗
Damp paper is used.
⋖Solution⋗
Replace the paper with new paper in an unopened package. For details on the paper which requires attention before use, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Cause 3⋗
The drum in the toner cartridge is deteriorated.
⋖Solution⋗
Replace the toner cartridge with a new one. For details on the procedure for replacing the toner cartridge, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
Residual Images Appear on Non-printed Areas
⋖Cause 1⋗
Appropriate paper is not being used.
⋖Solution⋗
Replace the paper with that which can be used with this printer. [ Usable Paper ]
⋖Cause 2⋗
Depending on the paper type or the operating environment (high humidity or high temperature environment), residual images may appear on non-printed areas.
⋖Solution⋗
Perform the following procedure in the printer driver.
1. Display the [Paper Source] sheet.
2. Set [Paper Type] to one of the following settings.
| Currently Selected Setting | Setting to be Selected |
| [Plain L] | [Plain L2] |
| [Plain] | [Plain L] |
| [Heavy 1] | [Plain] |
| [Heavy 2] | [Heavy 1] |
| [Heavy 3] | [Heavy 2] |
| [Envelope H] | [Envelope] |
| [Coated 2] | [Coated 1] |
| [Coated 3] | [Coated 2] |
| [Coated 4] | [Coated 3] |
* If you change the settings, the toner may not fix onto paper well, and the printing may come out faint.
⋖Cause 3⋗
The drum in the toner cartridge is deteriorated.
⋖Solution⋗
Replace the toner cartridge with a new one. For details on the procedure for replacing the toner cartridge, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
The Overall Print Result Is Dark
⋖Cause 1⋗
The setting for [Density] is not appropriate.
⋖Solution⋗
Adjust [Density] for each color. For details on the procedure for adjusting the toner density, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Cause 2⋗
The printer is exposed to direct sunlight or strong light.
⋖Solution⋗
Move the printer.
The Toner Does Not Fix onto the Paper Well
⋖Cause 1⋗
The setting for [Paper Type] is not specified properly.
⋖Solution⋗
Specify [Paper Type] properly. For details on the procedure for specifying the setting for the paper type, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Cause 2⋗
Appropriate paper is not being used.
⋖Solution⋗
Replace the paper with that which can be used with this printer. [ Usable Paper ]
⋖Cause 3⋗
Depending on the paper type, toner fixation may deteriorate.
⋖Solution 1⋗
Perform the following procedure in the printer driver.
1. Display the [Quality] sheet.
2. Click [Advanced Settings].
3. Set [Gray Compensation] to one of the following
- Images Only
- Text and Images
- Graphics and Images
- All
See Help of the PCL/PS printer driver.
You can specify the same setting from the printer's control panel.
For more details, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
⋖Solution 2⋗
Perform the following procedure in the printer driver.
1. Display the [Paper Source] sheet.
2. Set [Paper Type] to one of the following settings.
| Currently Selected Setting | Setting to be Selected |
| [Plain L2] | [Plain L] |
| [Plain L] | [Plain] |
| [Plain] | [Heavy 1] |
| [Heavy 1] | [Heavy 2] |
| [Heavy 2] | [Heavy 3] |
| [Envelope] | [Envelope H] |
| [Coated 1] | [Coated 2] |
| [Coated 2] | [Coated 3] |
| [Coated 3] | [Coated 4] |
⋖Solution 3⋗
Perform the following procedure.
1. Press [ 
2. Select [Special Print Mode] in [User Maintenance].
3. Set [Rough Paper Adj.] to [On].
⋖Cause 4⋗
Toner does not fix to the paper in places with high density.
⋖Solution⋗
Set [Special Image Mode] to [Level 1].
If the problem still persists, set it to [Level 2].
For more details, see the "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
* Normally, set [Special Image Mode] to [Off]. Do not set [Level 1] or [Level 2] unless the problems described above occur.
* If it is set to [Level 1] or [Level 2], the print density may be lower than if it was set to [Off].
⋖Cause 5⋗
A problem is occurring inside the printer.
⋖Solution⋗
If ⋖Ennn-nnnn⋗ appears in the display, follow the procedure in "The Message Indicator Is On" in the "e-Manual" to solve the problem.
Smudge Marks of Spattering Toner Appear around the Text or Patterns
⋖Cause⋗
Appropriate paper is not being used.
⋖Solution⋗
Replace the paper with that which can be used with this printer. [ Usable Paper ]