Konica Minolta magicolor 2550DN User Manual

							Solving Problems with Printing Quality 127
Solving Problems with Printing Quality
Symptom Cause Solution
Nothing is 
printed, or 
there are 
blank spots 
on the 
printed page.One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check if any is damaged. 
The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
The media is moist 
from humidity.Adjust the humidity for media storage. 
Remove the moist media and replace it 
with new, dry media.
The media set in the 
printer driver mis-
matches the media 
loaded in the printer.Load the correct media in the printer.
The power source 
does not match the 
printer specifications.Use a power source with the proper 
specifications.
Several sheets are 
being fed at the same 
time.Remove the media from the tray and 
check for static electricity. Fan plain 
paper or other media (but not transpar-
encies), and replace it in the tray.
Media is not set prop-
erly in the tray(s).Remove the media, tap it to straighten 
it out, return it into the tray, and realign 
the media guides.
Entire sheet 
is printed in 
black or 
color.One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it. 
The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
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							Solving Problems with Printing Quality 128
Image is too 
light; there is 
low image 
density.Laser lens is dirty. Clean the laser lens.
The media is moist 
from humidity.Remove the moist media and replace 
with new, dry media.
There is not much 
toner left in the car-
tridge.Replace the toner cartridge.
One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
Media type is set 
incorrectly.When printing envelopes, labels, post-
cards, thick stock, or transparencies, 
specify the appropriate media type in 
the printer driver.
Image is too 
dark.One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it. 
The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
Image is 
blurred; 
background 
is lightly 
stained; 
there is 
insufficient 
gloss of the 
printed 
image.One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it. Symptom Cause Solution
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							Solving Problems with Printing Quality 129
The print or 
color density 
is uneven.One or more of the 
toner cartridges may 
be defective or low.Remove the toner cartridges and 
check for damage. If it is damaged, 
replace it.
The drum cartridge is 
defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
The printer is not 
level.Place the printer on a flat, hard, level 
surface.
Irregular 
print or mot-
tled image 
appears.The media is moist 
from humidity.Adjust the humidity in the media stor-
age area.
Remove the moist media and replace it 
with new, dry media.
Unsupported media 
(wrong size, thick-
ness, type, etc.) is 
being used.Use KONICA MINOLTA-approved 
media. See “Media Specifications” on 
page 52.
One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and check 
each for damage. If one or more is dam-
aged, replace it.
The drum cartridge is 
defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
The fuser separator 
levers are adjusted 
for envelope printing.Return the fuse separator levers to the 
plain paper setting.
There is 
insufficient 
fusing or the 
image 
comes off 
when 
rubbed.The media is moist 
from humidity.Remove the moist media and replace it 
with new, dry media. 
Unsupported media 
(wrong size, thick-
ness, type, etc.) is 
being used.Use KONICA MINOLTA-approved 
media. See “Media Specifications” on 
page 52.
Media type is set 
incorrectly.When printing envelopes, labels, post-
cards, thick stock, or transparencies, 
specify the appropriate media type in 
the printer driver.
The fuser separator 
levers are adjusted 
for envelope printing.Return the fuse separator levers to the 
plain paper setting. Symptom Cause Solution
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							Solving Problems with Printing Quality 130
There are 
toner 
smudges or 
residual 
images.One or more of the 
toner cartridges are 
defective or installed 
incorrectly.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
The fuser separator 
levers are adjusted 
for envelope printing.Return the fuse separator levers to the 
plain paper setting.
There are 
toner 
smudges on 
the back side 
of the page 
(whether or 
not it has 
been 
duplexed).The media transfer 
roller is dirty.Clean the media transfer roller.
If you think the transfer roller should be 
replaced, contact Technical Support 
with the error information.
The media path is 
dirty with toner.Print several blank sheets and the 
excess toner should disappear.
One or more of the 
toner cartridges are 
defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
The drum cartridge is 
defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
Abnormal 
areas (white, 
black, or 
color) appear 
in a regular 
pattern.The laser lens is dirty. Clean the laser lens.
A toner cartridge may 
be defective.Remove the toner cartridge with the 
color causing the abnormal image. 
Replace it with a new toner cartridge.
The drum cartridge is 
defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it. Symptom Cause Solution
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							Solving Problems with Printing Quality 131
Image 
defects.The laser lens is dirty. Clean the laser lens.
A toner cartridge may 
be leaking.Remove the toner cartridges and 
check for damage. If it is damaged, 
replace it.
A toner cartridge may 
be defective.Remove the toner cartridge with the 
color causing the abnormal image.
Replace it with a new toner cartridge.
The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
Lateral lines 
or bands 
appear on 
image.The printer is not 
level.Place the printer on a flat, hard, level 
surface.
The media path is 
dirty with toner.Print several sheets and the excess 
toner should disappear.
One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
The drum cartridge is 
defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
Colors look 
drastically 
wrong.One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and verify 
that the toner is distributed evenly on 
each cartridge roller, and reinstall the 
toner cartridges.
One or more of the 
toner cartridges may 
be low or empty.Check the control panel for an 
X LOW 
or 
X EMPTY message. If necessary, 
replace the specified toner cartridge.
Colors are 
not register-
ing properly; 
colors are 
mixed or 
have page-
to-page vari-
ation.The drum cartridge is 
not correctly seated.Remove the drum cartridge and rein-
stall it.
One or more of the 
toner cartridges may 
be defective.Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it.
The media is moist 
from humidity.Remove the moist media and replace it 
with new, dry media. Symptom Cause Solution
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							Solving Problems with Printing Quality 132
If the problem is not resolved, even after all of the above have been per-
formed, contact Technical Support with the error information.
For contact information, refer to the Need Assistance Sheet.The color 
has a poor 
reproduction 
or has poor 
color density.The drum cartridge 
may be defective.Remove the drum cartridge and check 
for damage. If it is damaged, replace it.
Perform AIDC. (On the control panel 
menu, go to 
QUALITY MENU/
AIDC/REQUEST AIDC
, then select 
YES.) Symptom Cause Solution
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							Status, Error, and Service Messages 133
Status, Error, and Service Messages
Status, error, and service messages are displayed in the control panel mes-
sage window. They provide information about your printer and help you locate 
many problems. When the condition associated with a displayed message 
has changed, the message is cleared from the window.
Standard Status Messages
This message... means... do this...
CALIBRATINGWhenever you replace a 
toner cartridge or reboot the 
printer after making environ-
mental changes, the printer 
automatically pauses to do 
an Auto-Image Density Con-
trol (AIDC) cycle.
 This pro-
cess is provided to make 
reliable printer operation 
with optimum output quality 
possible.No action needed.
CANCELLING JOBThe job is being cancelled. 
COPYING XX/XXThe printer is printing with 
the collating function.
ENERGY SAVERThe printer is in Energy 
Saver mode to reduce 
power consumption during 
periods of inactivity. When a 
print job is received, the 
printer returns to normal 
power within 35 seconds.
In addition, the machine will 
return to its normal operating 
condition when any key on 
the control panel is pressed.
IDLEThe printer is on and ready 
to receive data.
INITIALIZINGThe printer is being initial-
ized.
PRINTINGThe printer is printing.
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							Status, Error, and Service Messages 134
Error Messages (Warning)
PROCESSINGThe printer is processing 
data.No action needed.
MAGICOLOR 2550 
STARTING SYSTEMThe printer is being started 
up.
WARMING UPThe printer is warming up.
This message... means... do this...
CANNOT ROTATE
CARTRIDGEA problem occurred, 
such as a media mis-
feed, that prevents 
the toner cartridge 
carousel from rotat-
ing.If a media misfeed 
occurred, clear the mis-
fed media.
DISK NEAR FULLThe optional hard disk 
is full.Delete print jobs saved 
on the hard disk.
X EMPTYThe X
 toner cartridge 
is empty.
This message 
appears when the 
QUALITY/TONER 
OUT ACTION
 menu 
is set 
CONTINUE.Replace the toner car-
tridge.
X INCORRECTThe X
 toner cartridge 
is an unapproved 
type.Install a 
KONICA MINOLTA toner 
cartridge of the appropri-
ate type (AM, EU, AP, 
GC or TW). See Page 
79.
OPC DRUM LOWThe drum cartridge is 
near the end of its life.Prepare a new drum 
cartridge.
OPC DRUM OUTThe drum cartridge 
has reached the end 
of its life.Replace the drum car-
tridge. This message... means... do this...
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							Status, Error, and Service Messages 135
PAPER MISMATCHWhen using Tray 1:
The paper size set 
from the printer driver 
is different from the 
size of paper loaded 
into Tray 1.
This message 
appears when 
PAPER MENU/
INPUT TRAY/
TRAY 1 MODE
 is set 
to 
AUTO and AUTO 
CONTINUE
 is set to 
OFF
.Printing continues with 
paper of a different size, 
even if this message 
appeared.
To print using paper of 
the desired size, load 
paper of the correct size, 
and then try printing 
again.
When using Tray 2:
The paper size set 
from the printer driver 
is different from the 
size of paper loaded 
into Tray 2.
This message 
appears when 
PAPER MENU/
INPUT TRAY/
AUTO CONTINUE
 is 
set to 
ON.
X TONER LOWThe X
 toner cartridge 
is low and should be 
replaced within 200 
pages at 5% cover-
age of letter/A4 
pages. Prepare the specified 
color toner cartridge.
TRAY 2 OPENTray 2 is not installed 
or is not fully closed.Close Tray 2 or print 
from another tray. This message... means... do this...
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							Status, Error, and Service Messages 136
Error Messages (Operator Call)
This 
message...means... do this...
DISK 
ERRORThe hard disk is full or dam-
aged.Initialize the hard disk or, if 
the error continues to occur, 
replace the hard disk.
To initialize the hard disk, 
select 
SYSTEM DEFAULT/
FORMAT/FORMAT DISK
.
DISK FULLThe hard disk is full or dam-
aged.Initialize the hard disk.
To initialize the hard disk, 
select 
SYSTEM DEFAULT/
FORMAT/FORMAT DISK
.
DUPLEX 
UNIT
PANEL 
OPENDuplex cover is open. Close the duplex cover.
AIDC 
ERRORAIDC sensor error. Open and close front cover 
to automatically clean AIDC 
parts.
MAIN UNIT 
COVER 
OPENThe printer’s top cover is 
open.Close the top cover.
OPC DRUM
MISSINGThe drum cartridge is not 
installed.Install the drum cartridge.
PAPER JAM
DUPLEXMedia has misfed in the 
duplex option.Locate and remove the mis-
feed.
PAPER JAM
EXITMedia has misfed in the fuser 
area.
PAPER JAM
FUSER
PAPER JAM
TRANSFER
Media has misfed in the trans-
fer roller area. This type of 
misfeed means that the media 
did not make it to the paper 
exit area.
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