Brother DCP 9040CN - Manual (Page 78)

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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
isn't 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 follow the suggestions
below.
Turn off the machine's power switch and then
turn it on again. If the error message continues
leave the machine for several minutes and
then try it again.
Cover is Open The front cover is not closed
completely. Close the front cover of the machine.
Cover is Open The back cover is not closed
completely. Close the back cover of the machine.
Document Jam The document was not inserted
or fed properly, or the document
scanned from the ADF was too
long. See Document jams on page 69 or Using the
ADF (automatic document feeder)
on page 18.
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 106.)
The drum unit counter was not
reset when a new drum was
installed. Press Menu, 5, 5, and then a or b to choose
Drum. Press OK and press 1 to reset the drum
unit counter.
Drum Error The corona wires on the drum
unit need to be cleaned. Clean the four corona wires on the drum unit.
(See Cleaning the corona wires on page 87.)
EL Error The machine has a mechanical
problem. Open the front cover and close it again.
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.
Fuser Unit End It is time to replace the fuser unit. Call Brother Customer Service to replace the
fuser unit.
Init Unable XX The machine has a mechanical
problem. Turn off the machine’s power switch and then
turn it on again. If the error message continues
leave the machine for several minutes and
then try to print, copy or scan again.
Jam Duplex
(DCP-9042CDN only) The paper is jammed in the
duplex tray. (See Paper is jammed underneath Paper Tray
1 or in the fuser unit (DCP-9042CDN only)
on page 78.)
Error Message Cause Action