OKI MC561dn User Manual

							291 – Issues: Print Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
Horizontal lines 
and spots 
appear 
periodically.If the interval of lines or 
spots is about 94 mm (4 
inches), the image drum 
(the green tube) is damaged 
or dirty.Lightly wipe the image 
drum with soft tissue 
paper.
Replace the image 
drum unit if it is 
damaged.
If the interval of lines or 
spots is about 42 mm (1.5 
inches), foreign materials 
may be present on the 
image drum unit. Open and close the top 
cover, and print again.
If the interval of lines or 
spots is about 87 mm (3.5 
inches), the fuser unit is 
damaged.Replace the fuser unit.
The image drum unit has 
been exposed to light.Place the image drum 
unit back into the MFP 
and leave it for a few 
hours. If it does not 
solve the problem, 
replace the image 
drum unit.
The paper feed path is dirty. Print a few test copies. 
White area of 
paper is lightly 
stained.The paper contains static 
electricity.Use paper stored in 
proper temperature 
and humidity 
conditions.
The paper is too thick. Use thinner paper.
The toner is low. Replace the toner 
cartridge.
Periphery of 
letters is 
smudged.The LED heads are dirty. Wipe the LED heads 
with soft tissue paper.
The paper is unsuitable. Use recommended 
paper.
The paper is moist. Replace it with new 
paper.
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							292 – Issues: Print Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
The entire paper 
area is lightly 
stained when 
printing on 
envelopes or 
coated paper.The toner may be sticking to 
the whole area of the 
envelope or coated paper.This is not a 
malfunction of the 
MFP.
Coated paper is not 
recommended.
Toner comes off 
when it is 
rubbed.The settings of media type 
and width are incorrect.Press the  
key and select [Paper 
Setup] > the paper 
tray you are using, and 
then select the proper 
values for [Media 
Type] and [Media 
Weight]. Or, select the 
thicker values for 
[Media Weight].
The paper is recycled. Press the  
key and select [Paper 
Setup] > the paper 
tray you are using, and 
then select the thicker 
values for [Media 
Weight].
Glossiness is not 
uniform.The settings of media type 
and width are incorrect.Press the  
key and select [Paper 
Setup] > the paper 
tray you are using, and 
then select the proper 
values for [Media 
Type] and [Media 
Weight]. Or, select the 
thicker values for 
[Media Weight].
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							293 – Issues: Print Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
Color of the 
printed image is 
not what you 
expect.The toner is low. Replace the toner 
cartridge.
The setting of [Black Finish] 
is not suitable for the 
application.On the printer driver, 
select [Composite 
Black (CMYK)] of [True 
Black (K)] for [Black 
Finish].
The color adjustment has 
been modified.Do color matching 
from the printer driver.
The color balance is out of 
adjustment.Press the  
key and select [Admin 
Setup] > [Print Setup] 
> [Color Menu], and 
then do [Adjust 
Density].
Color registration is out of 
alignment.Open and close the top 
cover.
Or, press the 
 key and 
select [Admin Setup] 
> [Print Setup] > 
[Color Menu], and 
then do [Adjust 
Registration].
Solid printing of 
CMY 100% is 
too light.[CMY100% Density] is set to 
[Disable].Press the  
key and select [Admin 
Setup] > [Print Setup] 
> [Color Menu] > 
[CMY100% Density], 
and then select 
[Enable].
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							294 – Issues: Print Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
Black or white 
dots appear.The paper is unsuitable. Use supported paper.
When the interval of the dots 
is about 94 mm (4 inches), 
the image drum (the green 
tube) is damaged or dirty.Lightly wipe the image 
drum with a soft tissue 
paper.
Replace the image 
drum unit when it is 
damaged.
The document glass or white 
sheet on the under side of 
the document glass cover is 
dirty.Clean the document 
glass and white sheet.
Dirt is printed. The paper is moist. Replace it with new 
paper.
The paper is unsuitable. Use supported paper.
The document glass or white 
sheet on the under side of 
the document glass cover is 
dirty.Clean the document 
glass and white sheet.
The entire page 
is printed black.The MFP may be 
malfunctioning.Call your local service 
dealer.
Nothing is 
printed.Two or more sheets of paper 
are fed simultaneously.Fan the paper well and 
load it again.
The MFP may be 
malfunctioning.Call your local service 
dealer.
The back side of the 
document is being scanned.Load the document 
properly.
White patches 
appear.The paper is moist. Replace it with new 
paper.
The paper is unsuitable. Use supported paper.
The document glass is dirty. Clean the document 
glass.
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							295 – Issues: Print Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
The entire page 
is dirty.The document glass is dirty. Clean the document 
glass.
When the document is 
double-sided, the image on 
the back side is printed 
through.When the document is 
thin, the back side 
image may be printed 
through. Lighten the 
density.
The peripheral 
area of the page 
is dirty.The paper holding roller or 
white sheet on the under 
side of the document glass 
cover is dirty.Clean the paper 
holding roller and 
white sheet.
The paper size is bigger than 
the size of the document 
(when the zoom ratio is set 
to 100%).Use paper of the same 
size as the document.
The orientation of the 
document and paper are 
different.Set the proper 
orientation of the 
document.
The zoom ratio is set 
improperly.Set the zoom ratio 
properly according to 
the paper size.
The printed 
image is 
skewed.The document is loaded 
improperly.Load the document 
properly.
An unsuitable document is 
loaded in the ADF.Load a suitable 
document in the ADF.
Foreign materials may be 
present on the ADF 
document glass.Clean the ADF 
document glass.
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							296 – Issues: Paper Feed Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
Paper Feed Issues ____________
Note
If the following information does not solve the trouble, call your 
local service dealer.
SymptomCauseRemedy
The document is 
not ejected from 
the MFP.The document jammed. Remove the jammed 
document and re-load it.
The document 
often jams.The document is not 
appropriate for the MFP.Use an appropriate 
document.
The document guides are 
not correctly adjusted.Adjust the document 
guides to the document.
There is a piece of paper 
inside the ADF.Open the document cover 
and remove any paper.
The rollers in the ADF are 
not clean.Clean the rollers in the 
ADF.
Downloaded From ManualsPrinter.com Manuals 
						

							297 – Issues: Paper Feed Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
• The paper 
often jams. 
• Multiple sheets 
are fed at 
once. 
• The paper is 
fed at an 
angle.The MFP is inclined. Place the MFP on a flat 
surface.
The paper is too light or 
too heavy.Use the appropriate paper 
for the MFP.
The paper is moist or has 
a static charge.Use paper stored in 
proper temperature and 
humidity conditions.
The paper is wrinkled, 
folded or curled.Use appropriate paper for 
the MFP.
Fix the reflexed paper.
Something is already 
printed on the back side 
of the paper.You cannot use paper that 
has been printed on for 
tray 1 and tray 2.
Load it on the MP tray.
The edges of the paper 
are not kept even.Fan the paper and even 
up the edges.
There is only one sheet of 
paper in the tray.Load several sheets of 
paper.
You have added new 
paper onto the paper 
already loaded in the 
tray.Remove the already 
loaded paper, stack it 
onto the new paper, even 
up the edges and load the 
paper with the old paper 
on top.
The paper is loaded at an 
angle.For tray 1 and tray 2, 
adjust the paper width 
guide and stopper to the 
paper. 
For the MP tray, adjust 
the paper width guide to 
the paper.
Envelopes are not 
correctly loaded.Load envelopes correctly.
Paper, envelopes or labels 
whose weight is between 
177 and 220 g/m² is 
loaded on the tray 1 and 
tray 2.Load the paper, envelopes 
or labels whose weight is 
between 177 and 220 g/
m² on the MP tray and 
use the face up stacker.
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							298 – Issues: Paper Feed Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
Paper does not 
feed into the 
MFP.The setting of [Source] 
on the printer driver is 
not correctly specified.Check the paper tray and 
select the correct tray in 
[Source] on the printer 
driver.
You have specified 
manual feeding on the 
printer driver.Load the paper on the MP 
tray. Then, on the control 
panel, select [Restart]. 
Or, on the printer driver, 
clear the [MPT is Manual 
feed] check box on [Paper 
feed options].
The MFP does 
not start 
processing even 
though you have 
removed the 
jammed paper.- Open and close the top 
cover.
The paper gets 
folded or 
wrinkled.The paper is moist or has 
a static charge. Use paper stored in 
proper temperature and 
humidity conditions.
The paper is light. Press the  key 
and then select [Paper 
Setup] > [(tray name)] > 
[Media Weight]. Then, 
specify a lighter weight.
The paper twists 
around the 
rollers in the 
fuser unit.The settings of media 
weight and type are 
incorrect.Press the  key 
and then select [Paper 
Setup] > [(tray name)] > 
[Media Type]/[Media 
Weight]. Then, specify the 
appropriate values.
Or, specify the heavier 
weight in [Media Weight].
The paper is light. Use heavier paper.
There is an image or text 
on the leading edge of 
the paper.Have a margin on the 
leading edge of the paper. 
For duplex printing, leave 
a margin in the leading 
and bottom edges.
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals 
						

							299 – Issues: MFP Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
MFP Issues __________________
Note
If the following information does not solve the problem, call your 
local service dealer.
SymptomCauseRemedy
Turned on the MFP, 
but it stays “Off-
Line”.The AC cable is 
unplugged.Turn off the MFP and then 
plug in the AC cable firmly.
The  power  is  out. Check if the power is being 
supplied to the electric 
outlet.
The MFP does not 
operate.The AC cable is not 
firmly plugged in.Plug in the AC code firmly.
The MFP is turned off. Turn on the MFP.
Downloaded From ManualsPrinter.com Manuals 
						

							300 – Issues: MFP Issues
MC361/MC561/CX2731 MFP Advanced User’s Guide
The MFP does not 
start printing.An error is displayed 
on the panel.Check the error code and 
follow the on-screen 
instructions.
The Ethernet or USB 
cable is unplugged.Plug in the Ethernet or 
USB cable firmly.
Something is wrong 
with the Ethernet or 
USB cable.Use another Ethernet or 
USB cable.
The MFP does not 
support your Ethernet 
or USB cable.
• Use a USB 2.0 
compatible cable.
•Use an Ethernet 
10BASE-T/100BASE-
TX compatible cable.
Something may be 
wrong with the 
printing function.Press the  key 
and select [Reports] > 
[Configuration] and print 
out the configuration list 
to check the printing 
performance.
The interface is 
disabled.Press the  key 
and select [Admin Setup] 
> [Network Menu] > 
[Network Setup] and 
enable the interface you 
are using.
The printer driver of 
the MFP is not 
selected.Set the printer driver of 
the MFP as the default 
printer.
The specified port of 
the printer driver is 
wrong.Specify the port the 
Ethernet or USB cable is 
connected to.
The display screen 
is blank.The MFP is in the sleep 
mode.Check if the  key lights up and 
press the  
key to activate the MFP. 
SymptomCauseRemedy
Downloaded From ManualsPrinter.com Manuals