Brother HL-3150CDN User Manual page 165

Troubleshooting
Error message
Cover is Open
Drums End Soon
Drum End Soon: X
(X shows the toner
cartridge or drum unit
colour that must be
replaced. BK=Black,
C=Cyan, M=Magenta,
Y=Yellow.)
Drum!
Drum Stop
Fuser Error
Jam 2-sided
Jam Inside
Jam Manual Feed
Cause
The top cover is not closed
completely.
The fuser cover is not closed
completely or paper was jammed in
the back of the machine when you
turned on the power.
The 4 drum units are near the end of
their life.
The drum unit for the colour
indicated on the LCD is near the end
of its life.
The corona wire on the drum unit
needs to be cleaned.
The drum unit or the toner cartridge
and drum unit assembly is not
installed correctly.
It is time to replace the drum unit.
The temperature of the fuser unit
does not rise to a specified
temperature within the specified
time.
The fuser unit is too hot.
The paper is jammed underneath
the paper tray or the fuser unit.
The paper is jammed inside the
machine.
The toner cartridge was placed in
the machine without the drum unit.
The paper is jammed in the manual
feed slot of the machine.
Action
Close the top cover of the machine.
 Close the fuser cover located inside the back
cover of the machine.
 Make sure paper is not jammed inside the back of
the machine, and then close the fuser cover and
press Go (see Paper is jammed at the back of the
machine on page 167).
Order a new drum unit set now so a replacement
drum unit will be available when the LCD shows
Replace Drums (see Drums End Soon
on page 119).
Order a new drum unit for the colour indicated on the
LCD before you get a Replace Drum: X message.
Clean all four corona wires (one for each colour)
inside the drum unit by sliding the green tab (see
Cleaning the corona wires on page 143).
Remove the toner cartridge and drum unit assembly,
remove the toner cartridge from the drum unit, and
reinstall the toner cartridge back into the drum unit.
Reinstall the toner cartridge and drum unit assembly
back in the machine. If the problem continues,
replace the toner cartridge (see Replacing the toner
cartridges on page 111).
Replace the drum unit for the color indicated on the
LCD (see Replacing the drum units on page 121).
Turn the machine off, wait a few seconds, and then
turn it on again. Leave the machine for 15 minutes
with the power on.
See Paper is jammed underneath the Paper Tray
on page 165.
See Paper is jammed inside the machine
on page 169.
Put the toner cartridge into the drum unit, and then
reinstall the toner cartridge and drum unit assembly in
the machine.
See Paper is jammed in the manual feed slot
on page 163.
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