Brother Mfc 6490cw User Manual

Troubleshooting and Routine Maintenance169
B
CAUTION 
DO NOT take out ink cartridges if you do 
not need to replace them. If you do so, it 
may reduce the ink quantity and the 
machine will not know the quantity of ink left 
in the cartridge.
 
 
DO NOT touch the cartridge insertion slots. 
If you do so, the ink may stain your skin.
  
If ink gets on your skin or clothing 
immediately wash it off with soap or 
detergent.
  
If you mix the colours by installing an ink 
cartridge in the wrong position,...

170
bWipe the outside of the machine with a 
soft cloth to remove dust.
 
cRemove anything that is stuck inside the 
paper tray.
dWipe the paper trays with a soft cloth to 
remove dust.
 
ePut the paper trays firmly back in the 
machine.
Cleaning the scanner glassB
aLift the document cover (1). Clean the 
scanner glass (2) and the white 
plastic (3) with a soft lint-free cloth 
moistened with a non-flammable glass 
cleaner.
 
bIn the ADF unit, clean the white bar (1) 
and the glass strip (2) with a...

Troubleshooting and Routine Maintenance171
B
Cleaning the machine printer 
platenB
WARNING 
Be sure to unplug the machine from the 
electrical socket before cleaning the printer 
platen.
 
aUsing both hands, use the finger holds 
on both sides of the machine to lift the 
scanner cover until it locks securely into 
the open position.
bClean the machine’s printer platen (1) 
and the area around it, wiping off any 
scattered ink with a soft, dry, lint-free 
cloth.
 
Cleaning the paper pick-up 
rollerB...

172
cClean the Paper Pick-up Roller (1) with 
isopropyl alcohol on a cotton swab.
 
d(MFC-5890CN) 
Close the Jam Clear Cover properly. 
(MFC-6490CW) 
Close the Inner Rear Cover and the 
Outer Rear Cover.
Make sure the cover is closed correctly.
ePut the paper trays firmly back in the 
machine.
fRe-connect the power cord.
Cleaning the print headB
To maintain print quality, the machine will 
automatically clean the print head. You can 
start the cleaning process manually if there is 
a print quality...

Troubleshooting and Routine Maintenance173
B
fThe LCD asks you if the print quality is 
OK.
Do one of the following:„ If all lines are clear and visible, press 
1 ( Yes ) to finish the Print Quality 
check and go to step j.
„ If you can see missing short lines as 
shown below, press  2 to choose  No.
gThe LCD asks you if the print quality is 
OK for black and three colours.
Press  1 ( Yes ) or 2 ( No ).
hThe LCD asks you if you want to start 
cleaning.
Press  1 ( Yes ).
The machine starts cleaning the...

174
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 Management .
bPress aor b to choose  Test Print .
Press  OK.
cPress  aor b to choose  Alignment .
Press  OK.
dPress  Mono Start  or Colour 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. 
fDo one of the...

Troubleshooting and Routine Maintenance175
B
Machine InformationB
Checking the serial numberB
You can see the machine’s serial number on 
the LCD.
aPress Menu.
bPress  aor b to choose  Machine Info .
Press  OK.
cPress  aor b to choose  Serial No .
Press  OK.
dPress  Stop/Exit .
Packing and shipping 
the machine
B
When you transport the machine, use the 
packing materials that came with your 
machine. Follow the instructions below to 
properly pack your machine. Damage caused 
to your machine during...

176
CAUTION 
Make sure that the plastic tabs on both 
sides of the green protective part (1) have 
securely clicked into place (2).
  If you are not able to find the green 
protective part, DO NOT remove the ink 
cartridges before shipping. It is essential 
that the machine be shipped with either the 
green protective part or the ink cartridges in 
position. Shipping without them will cause 
damage to your machine and may void your 
warranty. When travelling with the ink 
cartridges still in the machine...

Troubleshooting and Routine Maintenance177
B
hWrap the machine in the bag. 
iPack the machine and the printed 
materials in the original carton with the 
original packing material as shown 
below. Do not pack the used ink 
cartridges in the carton.
(MFC-5890CN)
 
(MFC-6490CW) 
jClose the carton and tape it shut. 
 

178
C
On-screen 
programming
C
Your machine is designed to be easy to 
operate with LCD on-screen programming 
using the menu keys. User-friendly 
programming helps you take full advantage of 
all the menu selections your machine has to 
offer.
Since your programming is done on the LCD, 
we have created step-by-step on-screen 
instructions to help you program your 
machine. All you need to do is follow the 
instructions as they guide you through the 
menu selections and programming options.
Menu tableC...