Brother MFC-8510DN Basic User's Manual page 90

Error Message
Out of Memory
Secure Print Data
is full.
Print Unable XX
Protected Device
Rename the File
Replace Parts
Drum
Replace Parts
Fuser Unit
Replace Parts
Laser Unit
Replace Parts
PF Kit 1
PF Kit 2
PF Kit MP
Replace Toner
82
Cause
The machine's memory is full.
The machine has a mechanical
problem.
The protect switch of the USB
Flash memory drive is on.
There is already a file on the
USB Flash memory drive with
the same name as the file you
are trying to save.
It is time to replace the drum
unit.
The drum unit counter was not
reset when a new drum was
installed.
It is time to replace the fuser
unit.
It is time to replace the laser
unit.
It is time to replace the paper
feeding kit.
The toner cartridge is at the
end of its life. The machine will
stop all print operations.
While memory is available,
faxes will be stored in the
memory.
Action
Press Stop/Exit and delete the previously
stored secure print data.
See Software User's Guide: Secure Print Key.
Do one of the following:
 Turn the power switch off, wait a few
minutes, and then turn it on again.
(See Transferring your faxes or Fax Journal
report uu page 85.)
 If the problem continues, call Brother
Customer Service.
Turn off the protect switch of the USB Flash
memory drive.
Change the file name of the file on the USB
Flash memory drive or the file you are trying to
save.
Replace the drum unit.
(See Replacing the drum unit uu page 72.)
Reset the drum unit counter.
(See Replacing the drum unit uu page 72.)
Call Brother Customer Service to replace the
fuser unit.
Call Brother Customer Service to replace the
laser unit.
Call Brother Customer Service to replace the
PF Kit.
Replace the toner cartridge.
(See Replacing the toner cartridge
uu page 64.)