Problems of Print Quality

Description of problem

Cause

Remedy

No data is printed.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.

Paper is damp.

Adjust the humidity of the paper storage place. Remove the damp paper, then replace it with new dry paper.

The paper setting of the printer driver does not match the paper that is actually loaded on this machine.

Load the correct paper in this machine.

The power supply does not match the specification of this machine.

Use the power supply that matches the specification.

Multiple sheets are fed out simultaneously.

Remove paper from the paper tray, then check it for static electricity. Flip through the paper, then return it into the paper tray.

Paper is not correctly loaded into the paper tray.

Remove paper, align its edges, return it into the paper tray, then adjust the paper guide.

Printed in jet black or all over in color.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.

A print is faint.

The laser lens is dirty.

Clean the laser lens.

Paper is damp.

Remove the damp paper, then replace it with new dry paper.

Toner is running out in the Toner Cartridge.

Replace the Toner Cartridge.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.

The correct paper type is not specified.

When printing on thick paper, envelope, label sheet, postcard, glossy paper, single side only paper, special paper, or letterhead, specify the paper type using the printer driver.

A print is dark.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.

The density is set too high.

Set the density low.

The image is obscured.

The background is dirty.

The gross is uneven.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.

The density is uneven.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

Toner is running out in one or more Toner Cartridge, or any Toner Cartridge is damaged.

Replace the Toner Cartridge.

This machine has not been placed on a level location.

Place this machine on the surface that is plane, rigid, stable, and level (inclination of plus or minus1 degree or less).

Lines occur on an image.

A Toner Cartridge is damaged.

Remove the Toner Cartridge, then check it for damage. If the Toner Cartridge is damaged, replace it.

One or more Imaging Unit are damaged.

Remove Imaging Unit, then check them for damage. If necessary, replace Imaging Unit.