Brother Dcp 540cn User Manual

Troubleshooting and Routine Maintenance
69
Document jam 
(DCP-540CN only)B
Documents can jam if they are not inserted or 
fed properly, or if they are too long. Follow the 
steps below to clear a document 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 up and to the 
left.
 
dClose the ADF cover.
ePress Stop/Exit.
Note
To avoid document jams close the ADF 
cover properly by pressing it down in the...

70
Printer jam or paper jamB
Take out the jammed paper depending on 
where it is jammed in the machine. 
aPull the paper tray (1) out of the 
machine.
 
bPull out the jammed paper (1). 
cReset the machine by lifting the scanner 
cover from the front of the machine and 
then closing it.
„If you cannot remove the jammed 
paper from the front side, or the error 
message still appears on the LCD 
after you remove the jammed paper, 
please go to the next step.
dRemove the Jam Clear Cover (1) from 
the back of...

Troubleshooting and Routine Maintenance
71
fLift the scanner cover (1) from the front 
side of the machine until it locks 
securely into the open position.
Make sure that there is no jammed 
paper left in the corners of the machine.
 
Note
If the paper is jammed under the print 
head, unplug the machine from the power 
source, and then move the print head to 
take out the paper.
 
gLift the scanner cover to release the 
lock (1). Gently push the scanner cover 
support down (2) and close the scanner...

72
Routine maintenanceB
Replacing the ink cartridgesB
Your machine is equipped with an ink dot 
counter. The ink dot counter automatically 
monitors the level of ink in each of the 4 
cartridges. When the machine detects an ink 
cartridge is running out of ink, the machine 
will tell you with a message on the LCD.
The LCD will tell you which ink cartridge is low 
or needs replacing. Be sure to follow the LCD 
prompts to replace the ink cartridges in the 
correct order.
Even though the machine tells you...

Troubleshooting and Routine Maintenance
73
eEach color has its own correct position. 
Insert the ink cartridge in the direction of 
the arrow on the label.
 
fLift the lock release lever and push it 
until it clicks, and then close the ink 
cartridge cover.
 
gIf you replaced an ink cartridge, the LCD 
may ask you to verify that it was a brand 
new one. (For example, 
Did You Change Black) For each 
new cartridge you installed, press 
+(Yes) to automatically reset the ink dot 
counter for that color. If...

74
 
Brother strongly recommends that you do 
not refill the ink cartridges provided with 
your machine. We also strongly 
recommend that you continue to use only 
Genuine Brother Brand replacement ink 
cartridges. Use or attempted use of 
potentially incompatible ink and/or 
cartridges in the Brother machine may 
cause damage to the machine and/or may 
result in unsatisfactory print quality. Our 
warranty coverage does not apply to any 
problem that is caused by the use of 
unauthorized third party ink...

Troubleshooting and Routine Maintenance
75
Cleaning the scannerB
aLift the document cover (1). Clean the 
scanner glass (2) and white plastic (3) 
with isopropyl alcohol on a soft lint-free 
cloth.
 
bIn the ADF unit, clean the white bar (1) 
and the glass strip (2) under it with 
isopropyl alcohol on a lint-free cloth.
 
Cleaning the machine printer 
platenB
WARNING 
Unplug the machine from the AC power 
outlet before cleaning the printer platen (1).
  
If ink is scattered on or around the printer...

76
Cleaning the paper pick-up 
rollerB
aPull the paper tray completely out of the 
machine.
bUnplug the machine from the AC power 
outlet and remove the Jam Clear 
Cover (1).
 
cClean the Paper Pick-up Roller (1) with 
isopropyl alcohol on a cotton swab.
 
dPut the Jam Clear Cover back on.
Make sure the cover is set properly.
eRe-connect the power cord.
fPut the paper tray firmly back in the 
machine.
Cleaning the print headB
To ensure the good print quality, the machine 
will regularly clean the print...

Troubleshooting and Routine Maintenance
77
Checking the print qualityB
If faded or streaked colors and text appear on 
your output, some of the nozzles may be 
clogged. You can check this by printing the 
Print Quality Check Sheet and looking at the 
nozzle check pattern.
aPress Ink.
bPress a or b to choose Test Print.
Press OK.
cPress a or b to choose 
Print Quality.
Press OK.
dPress Color Start.
The machine begins printing the Print 
Quality Check Sheet.
eCheck the quality of the four color blocks 
on...

78
Checking the print alignmentB
You may need to adjust the print alignment 
after transporting the machine if your printed 
text becomes blurred or images become 
faded.
aPress Ink.
bPress a or b to choose Test Print.
Press OK.
cPress a or b to choose Alignment.
Press OK.
dPress Black Start or Color Start.
The machine starts printing the 
Alignment Check Sheet.
eCheck the 600 dpi and 1200 dpi test 
prints to see if number 5 most closely 
matches number 0. 
„If the number 5 sample of both the 
600 dpi...