Solution
<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 "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
<Cause 2>
The toner is running out.
<Solution>
Replace the toner cartridge with a new one. For details on installing the toner cartridge, see "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 "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.
The Printed Paper Has Vertical Streaks
<Cause 1>
Depending on the paper type or the operating environment, vertical streaks may appear on the printed paper.
<Solution 1>
Replace the paper with new paper in an unopened package. For details on the paper which requires attention before use, see "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 [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Adjustment C] to [On].
You can specify the same setting from the printer's control panel. For details on the setting from the printer's control panel, see "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
* Resetting the setting to [Off] due to change in paper type or operating environment may also avoid vertical streaks appearing on the printed paper. In this case, reset the setting to [Off].
* If you specify this setting, printing speed drops.
<Solution 3>
Perform the following procedure in the printer driver.
1. Display the [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Adjustment A] to [Mode 1].
If the problem is not solved, specify [Mode 2].
If the problem is not solved, specify [Mode 3].
If the problem is not solved, specify [Mode 4].
You can specify the same setting from the printer's control panel. For details on the setting from the printer's control panel, see "e-Manual" (HTML manual) in the CD-ROM supplied with the printer.
* Resetting the setting to [Off] due to change in paper type or operating environment may also avoid vertical streaks appearing on the printed paper. In this case, reset the setting to [Off].
* Vertical streaks are alleviated by specifying a setting between [Mode 1] and [Mode 4]. However, this decreases print density compared to when [Off] is specified.
This may also make outlines appear to be blurred or slightly jagged.
* If outlines are jagged, select [Off].
<Cause 2>
The toner cartridge was replaced, or the printer was not printed for a long period of time.
<Solution>
Perform the following procedure in the printer driver.
1. Display the [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Adjustment B] to [Mode 1].
If the problem is not solved, specify [Mode 2].
If the problem is not solved, specify [Mode 3].
* Selecting [Off] may also avoid vertical streaks appearing on the printed paper. In this case, reset the setting to [Off].
* If you specify this setting, printing speed may drop.
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 "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 "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>
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 "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>
Perform the following procedure in the printer driver.
1. Display the [Quality] sheet.
2. Click [Advanced Settings].
3. Adjust the value for [Toner Density].
You can specify the same setting from the printer's control panel. For details on the setting from the printer's control panel, see "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 the paper type is not appropriate.
<Solution>
Specify the setting for the paper type properly. For details on the procedure for specifying the setting for the paper type, see "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>
Toner may not fix onto paper completely depending on the paper type.
<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 Paper L] | [Plain Paper] |
| [Plain Paper] | [Heavy Paper 1] |
| [Heavy Paper 1] | [Heavy Paper 2] |
* If you specify [Heavy Paper 1] or [Heavy Paper 2], the printing speed drops.
<Cause 4>
A problem is occurring inside the printer.
<Solution>
If <Ennn-nnnn> appears in the display, follow the procedure in "The Service Call <Ennn-nnnn> Appears in the Display ("n" Represents an Alphanumeric Character)" in "e-Manual" to solve the problem.
Smudge Marks of Spattering Toner Appear around the Text or Patterns
<Cause 1>
Appropriate paper is not being used.
<Solution>
Replace the paper with that which can be used with this printer.
[Usable Paper]