Brother MFC-9840CDW User Manual page 143

Error Message
Registration
Rename the File
Scan Unable XX
(XX=Error Code)
Scanner Locked
Toner Life End
Replace Black(K)
1
Toner Cartridge.
1
The toner cartridge
color which is used up
is shown in the
message.
Cause
Registration failed.
There is already a file on the
USB flash memory drive with
the same name as the file you
are trying to save.
The machine has a
mechanical problem.
Document is too long for
duplex scanning.
The scanner lock is locked.
The drum unit and toner
cartridges assembly is not
installed properly, or one or
more of the toner cartridges
are used up and printing is not
possible.
Troubleshooting and routine maintenance
Action
Press Mono Start or Color Start and try again.
Do one of the following:
Try Manual Registration, Menu, 4, 8. (See
Manual Registration in the Software User's
Guide on the CD-ROM.)
Put in a new belt unit. (See Replacing the
belt unit on page 179.)
Put in a new drum unit. (See Cleaning the
drum unit on page 157.)
Replace the empty toner cartridge with a
new one. (See Replacing a toner
cartridge on page 167.)
Turn off the machine's power switch. Wait a
few seconds, then turn it on again.
If the problem continues, call your Brother
dealer.
Change the file name of the file on the USB flash
memory drive or the file you are trying to save.
Turn off the machine's power switch and then
turn it on again. If the error message continues
leave the machine for several minutes before
you try it again. The machine can be turned off
for up to 60 hours without losing faxes stored in
the memory. (See Checking if the machine has
faxes in its memory on page 135.)
Press Stop/Exit. Use a suitable size of paper for
duplex scanning. (See Scan on page 225.)
Open the document cover, and then release the
scanner lock lever.
Press Stop/Exit.
Do one of the following:
Re-install the toner cartridges and drum unit
assembly.
Replace the empty toner cartridge with a
new one. (See Replacing a toner
cartridge on page 167.)
If one of the color toner cartridges is empty,
choose Mono in the printer driver to be able
to continue printing in monochrome.
C
133