5.4. Print Quality Problems

Faint or blurred printing

Check the control p n l.

If the TonerlowTK-20Cleanprintermessage is displayed and the indi- cator is flashing, install n w toner kit. See Section 4.1.

Set the print density from the control panel to a hig er level than the current setting. See Sec- tion 2.8.

Set the control panel Papertypesetting to Thick.

Check the Ecoprint setting.

See Section 2.6.

Grey background

Check the control panel.

If the TonerlowTK-20Cleanprintermessage is displayed and the indi- cator is flashing, install a new toner kit. See Section 4.1.

Clean the main charger wire.

Open the printer’s side cover. Pull the green main charger wire cleaning knob slowly in and out a few times. See Section 4.2.

Check the main charger unit installation.

Open the printer’s side cover. Remove the main charger unit half way out, then reinstall it properly. See section 4.2.

Call for the assistance of a service person.

If the above checks do not solve the problem, call for the assistance of a service person.

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Kyocera FS-3700 manual Faint or blurred printing, Grey background