Brother DCP 7040 User Manual

							
Troubleshooting and routine maintenance53
B
 
Curled„
Choose  Reduce Paper Curl  mode in the printer driver when you do 
not use our recommended paper. (See  Device Options (For 
Windows
®) or Print Settings (For Macintosh) in the Software Users 
Guide on the CD-ROM .)
„ Turn the paper over in the paper tray, and print again. (Excluding 
Letterhead paper)
„ Lift up the output tray support flap.
 
„Replace the paper in the paper tray with paper from a freshly opened 
ream.
„ Make sure you are using paper that is recommended for your 
machine. (See  Acceptable paper and other print media  on page 11.)
Examples of poor print 
qualityRecommendation
 
						

							
54
Error and maintenance messagesB
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 correct most errors and routine mainte nance by yourself. If you need more help, the 
Brother Solutions Center offers the la test FAQs and troubleshooting tips.
Visit us at http://s olutions.brother.com/
Error MessageCauseAction
Cartridge Error The toner cartridge is not  
installed correctly. Pull out the drum unit, take out the toner 
cartridge that is indicated on the LCD, and 
put it back into the drum unit again.
Drum End Soon The drum unit is near the end of 
its life. Use the drum unit until you have a print 
quality problem; then replace the drum unit 
with a new one.
(See 
Replacing the drum unit  on page 73.)
Cooling Down
Wait for a while The 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 do the following:
Disconnect  the machine from the power for 
several minutes and then reconnect it.
Cover is Open The front cover is not closed 
completely. Close the front cover of the machine.
Cover is Open The fuser cover is not closed 
completely. Close the fuser 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. Make sure paper is not jammed inside the 
back of the machine, and then close the 
fuser cover and press 
Start.
Document Jam
(DCP-7040 and DCP-
7045N only) The document was not inserted 
or fed correctly, or the document 
scanned from the ADF was too 
long. See 
Document jams (DCP-7040 and DCP-
7045N only)  on page 56 or  Using the 
automatic document feeder (ADF) (DCP-
7040 and DCP-7045N)  on page 15.
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 wire
 on page 65.)
The drum unit has reached the 
end of its life. Replace the drum unit. (See 
Replacing the 
drum unit  on page 73.)
 
						

							
Troubleshooting and routine maintenance55
B
Fuser ErrorThe 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.
Init Unable XX The machine has a mechanical 
problem. Disconnect the machine from the power for 
several minutes and then reconnect it.
Jam Rear The paper is jammed in the back 
of the machine. (See 
Paper jams  on page 57.)
Jam Inside The paper is jammed inside the 
machine. (See 
Paper jams  on page 57.)
Jam Tray The paper is jammed in the paper 
tray of the machine. (See 
Paper jams  on page 57.)
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 
then press  Start.
„ Remove the paper and load it again, and 
then press  Start.
Out of Memory The machine’s memory is full. Copy operation in progress
Do one of the following:
„ (DCP-7040 and DCP-7045N only)   
Press  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 27.)
Print operation in process
Reduce print resolution. (See  Advanced tab 
in the Software User’s Guide on the 
CD-ROM .)
Print Unable XX The machine has a mechanical 
problem. Disconnect the machine from the power for 
several minutes and then reconnect it.
Scan Unable XX The machine has a mechanical 
problem. Disconnect the machine from the power for 
several minutes and then reconnect it.
Toner Life End The drum unit and toner cartridge 
assembly is not installed 
correctly, or the toner cartridge is 
used up and printing is not 
possible. Do one of the following:
„ Re-install the toner cartridge and drum 
unit assembly.
„ Replace the empty toner cartridge with a 
new one. (See  Replacing a toner 
cartridge  on page 69.)
Error MessageCauseAction
 
						

							
56
Document jams 
(DCP-7040 and DCP-7045N 
only)B
If the document is jammed, follow the steps 
below.
Note
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
B
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
B
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 .
Toner Low If the LCD shows Toner Low, 
you can still print; however, the 
machine is telling you that the 
toner cartridge is near the end of 
its life and the toner will soon 
need replacing. Order a new toner cartridge now.
Error MessageCauseAction
 
						

							
Troubleshooting and routine maintenance57
B
Document is jammed at the output 
tray
B
aPull the jammed document out to the 
right.
 
bPress Stop/Exit .
Paper jamsB
To clear paper jams, please follow the steps 
in this section.
Note
• Please confirm that you have installed 
both a toner cartridge and a drum unit in 
the machine. If you have not installed a 
drum unit or have installed the drum unit 
incorrectly, then this may cause a paper 
jam in your Brother machine.
• If the error message remains, open and  close the front cover and fuser cover firmly 
to reset the machine.
 
WARNING
HOT SURFACE
 After you have just us ed the machine, some 
internal parts of the machine will be 
extremely hot. To prevent injury, when you 
open the front or back cover (back output 
tray) of the machine,  DO NOT touch the 
shaded parts shown in the illustration.
 
 
						

							
58
 
 
CAUTION 
To prevent damage to the machine caused 
by static electricity, DO NOT touch the 
electrodes shown in  the illustration.
 
 
Paper is jammed inside the machineB
aOpen the front cover.  
bSlowly take out the drum unit and toner 
cartridge assembly. The jammed paper 
will be pulled out with  the toner cartridge 
and drum unit assembly.
 
CAUTION 
We recommend that you place the drum 
unit and toner cartridge assembly on a 
clean, flat surface with a piece of 
disposable paper or cloth underneath it in 
case you accidentally  spill or scatter toner.
 
cIf you cannot remove the drum unit and 
toner cartridge assembly easily, do not 
use extra force. Instead, lift the scanner 
cover.
 
Use both hands to carefully pull the 
jammed paper up and out of the output 
tray opening.
 
dClose the scanner cover.
 
						

							
Troubleshooting and routine maintenance59
B
eIf you cannot pull the jammed paper out 
of the output tray opening, take the 
paper tray completely out of the 
machine.
 
fPull the jammed paper out of the paper 
tray opening.
 
gPut the drum unit and toner cartridge 
assembly back in the machine.
 
hPut the paper tray back in the machine.
iClose the front cover.
Paper is jammed at the back of the 
machine
B
aOpen the front cover. 
bSlowly take out the drum unit and toner 
cartridge assembly.
 
CAUTION 
We recommend that you place the drum 
unit and toner cartridge assembly on a 
clean, flat surface with a piece of 
disposable paper or cloth underneath it in 
case you accidentally spill or scatter toner.
 
cOpen the back cover (back output tray).  
 
						

							
60
dPull the tabs toward you to open the 
fuser cover (1). 
 
ePull the jammed paper out of the fuser 
unit.
 
fClose the back cover (back output tray).
gPut the drum unit and toner cartridge 
assembly back in the machine.
 
hClose the front cover.
Paper is jammed inside the drum unit 
and toner cartridge assembly
B
aOpen the front cover. 
bSlowly take out the drum unit and toner 
cartridge assembly.
 
CAUTION 
We recommend that you place the drum 
unit and toner cartridge assembly on a 
clean, flat surface with a piece of 
disposable paper or cloth underneath it in 
case you accidentally spill or scatter toner.
 
1
 
						

							
Troubleshooting and routine maintenance61
B
cPush down the green lock lever and take 
the toner cartridge out of the drum unit. 
 
CAUTION 
Handle the toner cartridge carefully. If toner 
scatters on your hands or clothes, wipe or 
wash it off with cold water at once.
  
To avoid print quality problems, DO NOT 
touch the shaded parts shown in the 
illustrations below.
 
 
 
dClear the jammed paper if there is any 
inside the drum unit.
ePut the toner cartridge back into the 
drum unit until you hear it lock into place. 
If you put it in corr ectly, the green lock 
lever will lift automatically. 
 
fPut the drum unit and toner cartridge 
assembly back in  the machine.
 
gClose the front cover.
 
						

							
62
Routine maintenanceB
WARNING 
Use neutral detergents.
  
DO NOT use any flammable substances, 
spray or organic solvent/liquids containing 
alcohol/ammonia to clean the inside or 
outside of the machine. Doing this may 
cause a fire or electrical shock. For more 
information see Important safety 
instructions  on page 40.
 
CAUTION 
The drum unit contains toner, so handle it 
carefully. If toner scatters on your hands or 
clothes, wipe or wash it off with cold water 
at once.
 
Cleaning the outside of the 
machineB
aTurn off the machine’s power switch. 
Disconnect all cables, and then unplug 
the power cord from the electrical 
socket.
bPull the paper tray completely out of the 
machine.
 
cWipe the outside of the machine with a 
soft cloth to remove dust.
 
dRemove any paper that is in the paper 
tray.
eWipe the inside and the outside of the 
paper tray with a soft cloth to remove 
dust.
 
fRe-load the paper and put the paper tray 
firmly back in the machine.
gPlug the machine’s power cord back into 
the electrical socket first, and then 
reconnect all cables. Turn on the 
machine’s power switch.