Brother DCP 9010CN User Manual

							
Troubleshooting and routine maintenance53
C
Wrinkle
 
„Change to the recommended type of paper.
„ Make sure that the back cover is closed correctly.
„ Make sure that two grey levers inside the back cover are in the up 
position.
„ Make sure that the media type settings in the printer driver and in the 
machine’s Paper Type menu matches the type of paper you are 
using. (See  Acceptable paper and other print media  on page 16 and 
Basic tab  in the Software Users Guide  on the CD-ROM.)
Offset image
 
„ Make sure that the media type settings in the printer driver and in the 
machines Paper Type menu matches the type of paper you are 
using. (See  Acceptable paper and other print media  on page 16 and 
Basic tab  in the Software Users Guide  on the CD-ROM.)
„ Make sure that two grey levers inside the back cover are in the up 
position.
„ Check the machine’s environment. Conditions such as dry and low 
temperatures may cause this print quality problem. (See  Choosing a 
location  on page 36.)
„ Identify the colour causing the problem and put in a new drum unit. 
(See  Replacing the drum units  on page 86.) 
You may only need to replace one drum unit to solve the print 
problem. To identify which drum needs to be replaced, please visit us 
at http://solutions.brother.com/
 to view our FAQs and troubleshooting 
tips.
Poor fixing
 
„ Make sure that the media type settings in the printer driver and in the 
machines Paper Type menu matches the type of paper you are 
using. (See  Acceptable paper and other print media  on page 16 and 
Basic tab  in the Software Users Guide  on the CD-ROM.)
„ Make sure that two grey levers inside the back cover are in the up 
position.
„ Choose  Improve Toner Fixing  mode in the printer driver. (See  Other 
Print Options  (For Windows
® printer driver),  Advanced options  (For 
Windows
® BR-Script printer driver),  Print Settings (For Macintosh 
printer driver) or  Printer Features (For Macintosh BR-Script printer 
driver) in the  Software Users Guide  on the CD-ROM.) 
If this selection does not provide enough improvement, select 
Thicker paper  in Media Type  settings.
Examples of poor print 
qualityRecommendation
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
ABCDEFGHIJKLMNOPQR STUVWXYZ. 012 34567 89. ab cdefghijklmnop qrs tu vwxyz.
 
						

							
54
Curled or wavy
 
„Choose  Reduce Paper Curl  mode in the printer driver when you do 
not use our recommended paper. (See  Other Print Options (For 
Windows
® printer driver),  Advanced options  (For Windows® 
BR-Script printer driver),  Print Settings (For Macintosh printer driver) 
or  Printer Features  (For Macintosh BR-Script printer driver) in the 
Software Users Guide  on the CD-ROM.)
„ If you do not use the machine often, the paper may have been in the 
paper tray too long. Turn over the stack of paper in the paper tray. 
Also, fan the paper stack and then rotate the paper 180 ° in the paper 
tray.
„ Store the paper where it will not be exposed to avoid high 
temperatures and high humidity.
Uneven density or faded
 
„ Fully open the top cover and then close it again.
Envelope creases
 
Make sure that the envelope levers are pulled down when you are 
printing envelopes.
 
Examples of poor print 
qualityRecommendation
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFG
EFGHIJKLMN
 
						

							
Troubleshooting and routine maintenance55
C
Error and maintenance messagesC
As with any sophisticated office product, errors may occur and consumable items may need to be 
replaced. If this happens, your machine identifies the error or required routine maintenance and 
shows the appropriate message. The most common error and maintenance messages are shown 
below.
You can clear most errors and perform routine maintenance messages by yourself. If you need 
more help, the Brother Solutions Center offers the latest FAQs and troubleshooting tips:
Visit us at http://solutions.brother.com/
.
Error MessageCauseAction
Belt End Soon The belt unit is near the end of its 
life. Buy a new belt unit before you get a 
Replace Belt
 message.
Calibrate Calibration failed. Press  Mono Start or Colour Start  and try it 
again.
„ Turn off the machine. Wait a few 
seconds, then turn it on again.
„ Identify the colour causing the problem 
and put in a new drum unit. (See 
Replacing the drum units  on page 86.) 
To identify the colour of the drum unit, 
visit us at http://solutions.brother.com/
 to 
view our FAQs and troubleshooting tips.
„ Put in a new belt unit. (See  Replacing the 
belt unit  on page 89.)
„ Put in a waste toner box. (See  Replacing 
the waste toner box  on page 93.)
„ If the problem continues, call your dealer 
or Brother Customer Service.
Cartridge Error 
Put the Black (K) 
Toner Cartridge back
in.
1
1The colour of the 
problem toner 
cartridge is shown in 
the message.
The toner cartridge is not installed 
correctly. Take out the drum unit and toner cartridge 
assembly for the toner colour that is 
indicated on the LCD. Remove the toner 
cartridge and then re-install it in the drum. 
Put the drum unit and toner cartridge 
assembly back into the machine again.
 
						

							
56
Cooling Down
Wait for a whileThe temperature of the drum unit 
or toner cartridge is too hot. The 
machine will pause its current 
print job and go into cooling down 
mode. During the cooling down 
mode, you will hear the cooling 
fan running while the LCD shows 
Cooling Down
, and 
Wait for a while .Make sure that you can hear the fan in the 
machine spinning and that the exhaust outlet 
is not blocked by something.
If the fan is spinning, remove any obstacles 
that surround the exhaust outlet, and then 
leave the machine turned on but do not use 
it for several minutes.
If the fan is not spinning, disconnect the 
machine from the power for several minutes, 
then reconnect it.
Cover is Open The ADF cover is not closed 
completely. Close the ADF cover of the machine, then 
press 
Stop/Exit .
The top cover is not closed 
completely. Close the top cover of the machine.
Cover is Open The fuser cover is not closed 
completely or paper was jammed 
in the back of the machine when 
you turned on the power. „
Close the fuser cover of the machine.
„ Make sure paper is not jammed inside 
the back of the machine, and then close 
the fuser cover and press  Mono Start or 
Colour Start .
DIMM Error The DIMM is not installed 
correctly. Or the DIMM is broken. Turn off the machine. Re-install the DIMM 
correctly. Wait a few seconds, and then turn 
it on again. If this error message appears 
again, replace the DIMM with a new one. 
(See 
Installing extra memory  on page 41.)
Document Jam The document was not inserted 
or fed correctly, or the document 
scanned from the ADF was too 
long. See 
Document jams  on page 60 or Using the 
automatic document feeder (ADF)  
on page 21.
Drum Error The corona wire on the drum unit 
needs to be cleaned. Clean the corona wire on the drum unit. (See 
Cleaning the corona wires
 on page 69.)
It is time to replace the drum 
units. Replace the drum unit with a new one for the 
colour that is indicated on the LCD. (See 
Replacing the drum units
 on page 86.)
Drum End Soon(X)
1The drum unit for the colour 
indicated on the LCD is near the 
end of its life. Buy new drum unit for the colour indicated on 
the LCD before you get a 
Replace Drum(X)
1 message.
Drums End Soon The drum units are near the end 
of their life. Buy new drum units before you get a 
Replace Drums
 message.
Fuser Error The temperature of fuser unit 
does not rise at a specified 
temperature within specified time. Turn the power switch off, wait a few 
seconds, and then turn it on again. Leave the 
machine for 15 minutes with the power on.
The fuser unit is too hot.
Error MessageCauseAction
 
						

							
Troubleshooting and routine maintenance57
C
Init Unable XXThe machine has a mechanical 
problem. Do one of the following:
„ Disconnect  the machine from the power 
for several minutes, then reconnect it.
„ If the problem continues, call your 
Brother dealer.
Jam Inside The paper is jammed inside the 
machine. (See 
Paper jams  on page 61.)
Jam Rear The paper is jammed in the back 
of the machine. (See 
Paper jams  on page 61.)
Jam Tray The paper is jammed in the paper 
tray of the machine. (See 
Paper jams  on page 61.)
No Belt Unit The belt unit is not installed 
correctly. Re-install the belt unit. (See 
Replacing the 
belt unit  on page 89.)
No Paper The machine is out of paper or 
paper is not correctly loaded in 
the paper tray. Do one of the following:
„ Refill the paper in the paper tray and 
press  Mono Start  or Colour Start  or put 
the paper in the manual feed slot.
„ Remove the paper and load it again. 
Then press  Mono Start or Colour Start .
„ If the problem is not solved, the paper 
pick-up roller may be stained. Clean the 
paper pickup roller. (See  Cleaning the 
paper pick-up rollers  on page 75.)
No Toner The toner cartridge or the drum 
unit and toner cartridge assembly 
is not installed correctly. Re-install the toner cartridge or the drum unit 
that is indicated on the LCD.
No Waste Toner The waste toner box is not 
installed correctly. Re-install the waste toner box. (See 
Replacing the waste toner box
 on page 93.)
Out of Memory The machine’s memory is full. Copy operation in progress
Do one of the following:
„ Press  Mono Start  or Colour Start  to 
copy the scanned pages.
„ Press  Stop/Exit  and wait until the other 
operations in progress finish, and then try 
again.
„ Clear the data from the memory. (See 
Out of memory message  on page 32.)
Print operation in process
Reduce print resolution. (See  Advanced tab 
in the  Software User’s Guide  on the 
CD-ROM.)
Error MessageCauseAction
 
						

							
58
Print Unable XXThe machine has a mechanical 
problem. Do one of the following:
„ Disconnect the machine from the power 
for several minutes, then reconnect it.
„ If the problem continues, call your 
Brother dealer.
Print Unable 1A One of the issues that can cause 
this error is that condensation 
may form inside the machine after 
a room temperature change. Turn the power switch off and fully open the 
top cover. Leave the machine off and open 
for 30 minutes to remove any condensation 
from inside the machine, then close the top 
cover and turn the machine on again. If this 
does not clear the error, call your dealer or a 
Brother Customer Service.
Registration Registration failed. Press  Mono Start or Colour Start  and try 
again.
Do one of the following:
„ Turn off the machine’s power switch. 
Wait a few seconds, then turn it on again.
„ Try Manual Registration,  Menu, 3, 7. 
(See  Manual Registration  on page 76.)
„ Put in a new belt unit. (See  Replacing the 
belt unit  on page 89.)
„ If the problem continues, call your 
Brother dealer.
Replace Belt It is time to replace the belt unit. Replace the belt unit. (See  Replacing the 
belt unit  on page 89.)
Replace Drums It is time to replace the drum 
units. Replace the drum units.
(See 
Replacing the drum units  on page 86.)
The drum unit counter was not 
reset when a new drum was 
installed. Reset the drum unit counter.
(See 
Resetting the drum counter  
on page 89.)
Replace Drum(X)
1It is time to replace the drum unit 
for the indicated colour. Replace the drum unit for the colour 
indicated on the LCD.
(See 
Replacing the drum units  on page 86.)
Replace Fuser It is time to replace the fuser unit. Call your Brother dealer to replace the fuser 
unit.
Replace PF Kit It is time to replace the paper 
feeding kit. Call your Brother dealer to replace the PF 
Kit.
Replace Toner The toner cartridge is at the end 
of its life. Replace the toner cartridge for the colour 
indicated on the LCD. (See 
Replacing a 
Toner cartridge  on page 79.)
Replace WT Box It is time to replace the waste 
toner box. Replace the waste toner box. (See 
Replacing the waste toner box
 on page 93.)
Error MessageCauseAction
 
						

							
Troubleshooting and routine maintenance59
C
1(X) shows the toner cartridge or drum unit colour that is near the end of its life. (K)=Black, (Y)=Yellow, (M)=Magenta, 
(C)=Cyan.
Scan Unable XXThe machine has a mechanical 
problem. Do one of the following:
„ Disconnect  the machine from the power 
for several minutes, then reconnect it.
„ If the problem continues, call your 
Brother dealer.
Short paper The paper size detected is 
shorter than the paper size 
defined in the print job and the 
paper size being used requires 
the back cover to be open. Open the back cover (back output tray) and 
remove any printed pages. Leave the back 
cover open and press 
Mono Start or 
Colour Start .
Size mismatch The paper in the tray is not the 
correct size. Load the correct size of paper in the tray and 
set the “Paper Size” (
Menu, 1, 1, 2 (See 
Paper Size  on page 23)).
Small paper The paper size defined in the 
printer driver requires the back 
cover to be open. Open the back cover (back output tray) and 
press 
Mono Start  or Colour Start . (See 
Printing on thick paper, labels, envelopes or 
small paper  on page 12.)
Toner Low The toner cartridge is near the 
end of its life. Buy a new toner cartridge for the colour that 
is indicated on the LCD before you get a 
Replace Toner message.
WT Box End Soon The waste toner box is almost full. Buy a new waste toner box before you get a 
Replace WT Box message.
Error MessageCauseAction
 
						

							
60
Document jamsC
If the document is jammed, follow the steps 
below.
IMPORTANT
After removing a jammed document, 
check that no paper scraps are left in the 
machine that could cause another jam.
 
Document is jammed in the top of the 
ADF unit
C
aTake out any paper from the ADF that is 
not jammed.
bOpen the ADF cover.
cPull the jammed document out to the 
left.
 
dClose the ADF cover.
ePress Stop/Exit .
Document is jammed under the 
document cover
C
aTake out any paper from the ADF that is 
not jammed.
bLift the document cover.
cPull the jammed document out to the 
right.
 
dClose the document cover.
ePress Stop/Exit .
Document is jammed at the output 
tray
C
aTake out any paper from the ADF that is 
not jammed.
bPull the jammed document out to the 
right.
 
cPress Stop/Exit .
 
						

							
Troubleshooting and routine maintenance61
C
Paper jamsC
To clear paper jams, please follow the steps 
in this section.
IMPORTANT
Please confirm that you have installed all 
toner cartridges and drum units in the 
machine. Failure to install these items or 
incorrect installation may cause a paper 
jam in your Brother machine.
 
Note
If the error message remains, open and 
close the top cover and fuser cover firmly 
to reset the machine.
 
Note
The LCD names for the paper trays are as 
follows:• Standard paper tray:  Tray
• Manual Feed Slot:  Manual Feed
 
Paper is jammed in the Paper TrayC
If the LCD shows Jam Tray, follow these 
steps:
aPull the paper tray completely out of the 
machine.
 
bUse both hands to slowly pull out the 
jammed paper.
 
IMPORTANT
If the paper cannot easily be removed in 
this direction, stop and follow the 
instructions for  Paper is jammed inside the 
machine  on page 64.
 
Note
Pulling out the jammed paper downwards 
allows you to remove the paper easier.
 
 
						

							
62
cMake sure the paper is below the 
maximum paper mark (b) of the paper 
tray. While pressing the green paper-
guide release lever, slide the paper 
guides to fit the paper size. Make sure 
that the guides are firmly in the slots. 
(See  Loading paper in the standard 
paper tray  on page 9.)
dPut the paper tray firmly back in the 
machine.
ePress Mono Start  or Colour Start  to 
resume printing.
Paper is jammed at the output paper 
tray
C
When the paper is jammed at the output 
paper tray, follow these steps:
aOpen the scanner using both hands. 
Note
When the top cover is open, you cannot 
open the scanner.
 
bPress down the green lever and remove 
the paper.
 
cPush the scanner down with both hands 
to close it.