User Manual

Troubleshooting
179
6
Registration Registration failed.
 Press and hold down to turn the machine off.
Wait a few seconds, and then turn it on again.
Perform the colour registration again using the
Touchscreen (see Colour Registration
on page 117).
 Install a new belt unit (see Replacing the belt unit
on page 140).
 If the problem continues, contact Brother
customer service or your local Brother dealer.
Replace Belt It is time to replace the belt unit. Replace the belt unit (see Replacing the belt unit
on page 140).
Replace Drum It is time to replace the drum unit.
Replace the drum unit (
see Replacing the drum unit
on page 133).
The drum unit counter was not reset
when a new drum was installed.
Reset the drum unit counter by following the
instructions included with the new drum unit.
Replace Fuser It is time to replace the fuser unit. Contact Brother customer service or your local
Brother dealer or a Brother Authorized Service
Center to replace the fuser unit.
Replace Laser It is time to replace the laser unit. Contact Brother customer service or your local
Brother dealer or a Brother Authorized Service
Center to replace the laser unit.
Replace PF Kit 1
Replace PF Kit 2
Replace PF Kit MP
It is time to replace the paper
feeding kit.
Contact Brother customer service or your local
Brother dealer or a Brother Authorized Service
Center to replace the PF kit.
Replace Toner The toner cartridge is at the end of
its life. The machine will stop all print
operations.
Replace the toner cartridge for the colour indicated on
the Touchscreen (
see Replacing the toner cartridges
on page 128).
Replace WT Box It is time to replace the waste toner
box.
Replace the waste toner box (
see Replacing the
waste toner box on page 146).
Screen Init. Fail The Touchscreen was pressed
before the power on initialization
was completed.
Make sure nothing is touching or resting on the
Touchscreen.
Debris may be stuck between the
lower part of the Touchscreen and
its frame.
Insert a piece of stiff paper between the lower part of
the Touchscreen and its frame and slide it back and
forth to push out the debris.
Self-Diagnostic The temperature of the fuser unit
does not rise to a specified
temperature within the specified
time.
Turn the machine 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.
Short paper The length of the paper in the tray is
too short for the machine to deliver it
to the Face-down output tray.
Open the back cover (face-up output tray) to let the
printed page exit onto the face-up output tray.
Remove the printed pages, and then press Retry.
Error message Cause Action