Have a black line on all my scanned files, runs the length of the page, about 1 1/2 inches from the left edge.
To determine if the vertical lines appearing on
your printed documents are related to a printing or scanning issue, print a test
page by pressing MENU, 4 (Printer), 2 (Print Options), 3(Test Print) and COLOR
If the vertical lines appear on the Test Print continue to Procedure
A:Cleaning the Corona Wires Inside the Drum.
If the vertical lines do NOT appear on the Test Print continue to Procedure
B: Cleaning the Scanner Glass.
Procedure A: Cleaning the Corona Wires Inside the Drum:
NOTE: Brother strongly recommends that customers do not use generic drumunits
and/or toner cartridges, or refill their Brother toner cartridge. Each Brother
laser printer is designed to work at pre-set temperatures that are matched
exactly to each of our individual toner formulations. Each individual component
is designed to work with the other to ensure quality and reliability. Using
non-Brother supplies may affect the hardware performance, print quality and
machine reliability. The Brotherlimited warranty does not apply to any problem
that is caused by the useof unauthorized third party drum units, toner
cartridges or toner.
A1. Power off the Brother machine using the power switch located on the right
side of the machine.
A2. Press down on the front cover release lever and open the front coverby
pulling it towards you.
A3. Hold the green handle of the drum unit (labeled 1). Lift the drum unit up
and then pull it out until it stops.
NOTE: If you cannot pull the drum unit out, make sure that the front cover is
A4. Remove the toner cartridges one at a time, by holding the handle of the
cartridge and lifting it up and out of the drum unit.
Note: We recommend you place the toner cartridge(s) on a clean, flat surface
with a piece of disposable paper underneath it in case you accidentally spill or
A5. Lift the white plastic corona wire cover by lifting the tabs locatedon
the right and left side of the cover.
A6. Clean the corona wire inside the drum unit by gently sliding the green
tab from left to right several times.
Note: Be sure to return the tab to the home position. If you do not, printed
pages may have a vertical stripe.
A7. Close the corona wire cover.
A8. Repeat Steps 5 through 7 to clean each of the remaining three
A9. Reinstall the toner cartridge(s):
NOTE: Before reinstalling the toner cartridge, shake the toner cartridgeside
Hold the handle of the toner cartridge and slide the toner cartridge into the
drum unit. Make sure that you match the toner cartridge color to the same color
label on the drum. Fold down the toner cartridge handle once the toner cartridge
is in place. Repeat this for all the toner cartridges.
A10. Push the drum unit back into the machine until it clicks into place.
A11. Close the front door and power on the Brother machine.
A12. Print a test page by pressing Menu, 4 (Printer), 2 (Print
Options),3(Test Print) and Color Start.
Procedure B: Cleaning the Scanner Glass
B1. For safety reasons, power the Brother machine Off using the power switch
located on the right side of the machine.
B2. Lift the Document Cover and clean the following with a lint-free cloth
moistened with a non-flammable glass cleaner:
a. Run your fingertip over the scanner glass of the flat bed to check for
debris. If you feel debris, clean the entire glass area but concentrating in the
area in which you felt the debris. (Caution! Do notpress down on the glass very
b. Run your fingertip over the scanner glass on the left to check for debris.
If you feel debris, clean the entire glass area but concentrating in the area in
which you felt the debris.
c. The white plastic pad located on the underside of the Document Cover
d. The white plastic pressure bar located to the left of the white plastic
B3. Close the Document Cover.
B4. Test the machine by making a copy of a blank sheet of paper using the ADF
(Automatic Document Feeder) and a copy using the Flat Bed.
a. To make a copy using the ADF, place the document face UP in the ADF, press
the COPY mode key located below the LCD display and then COLOR START. If the
problem continues,repeat Steps 2b and 2d at least 3 additional times.
b. To make a copy using the flat bed, lift the Document Cover of the flat
bed, place the document face down on the scanner glass (make sure the ADF is
empty) and close the Document Cover. Press the COPY mode key located below the
LCD display and then COLOR START. If the problem continues, repeat Steps 2a and
2c at least 3 additional times.
Oct 29, 2010 |
Brother MFC-9440CN Laser Printer