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5.2 Print Quality Problems
Printed Results
Black or white vertical streaks
Faint or blurred printing
Table 5-2 (Continued)
Corrective Action
Check the operator panel for toner.
If the Toner low TK-82 message is displayed
with color description, install a new toner kit for the
color. To replace the toner container, see
Maintenance, section 6.1 Toner Container
Replacement on page
Direction
of Paper
Feed
Clean the main charger and the separation charger.
Open the printer front cover. Pull the green clean-
ing knob slowly in and out a few times. For full
details, see
Cleaning the Main Charger Unit on page
Have a service person check the fuser unit.
If monochrome printing, check the EcoPrint (toner
saver) setting. If EcoPrint is unintentionally set to
On, switch it to Off on the operator panel.
Clean the main charger and the separation charger.
Open the printer front cover. Pull the green clean-
ing knob slowly in and out a few times. For full
details, see
Cleaning the Main Charger Unit on page
Check the primary transfer unit for jammed paper
remaining.
For removal of jammed paper, see
Paper Feed Unit] on page
Make sure the paper type setting is correct the paper
being used. See
Panel, section 3.10.4 Setting the Cassette Paper
Type on page
Conduct color calibration either by switching the
printer off then on or using the printer operator
panel (MENU). For full details, see
Using the Operator Panel, section 3.11.4 Color
Calibration on page
Try adjusting the color control settings using the
printer driver.
Try switching the tone mode between Normal and
Fine using the operator panel (Menu>Print Qual-
ity>Tone).
Check the operator panel. If the Toner low TK-
82 message is displayed with color description,
install a new toner kit for the color. To replace toner,
see
Chapter 6 Maintenance, section 6.1 Toner Con-
tainer Replacement on page
5-4
6-2.
Chapter 6 Maintenance, section 6.5.2
Chapter 6 Maintenance, section 6.5.2
[Paper Jam —
5-18.
Chapter 3 Using the Operator
3-82.
Chapter 3
3-100.
6-2.
Chapter 6
6-20.
6-20.
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