Brother MFC-9120CN User Manual page 162

Error Message
Replace Toner
Replace WT Box
Scan Unable XX
Short paper
Size mismatch
Small paper
Toner Low
Too Many Files
(MFC-9320CW only)
Unusable Device
(MFC-9320CW only)
WT Box End Soon
1
(X) shows the toner cartridge or drum unit color that is near the end of its life. (K)=Black, (Y)=Yellow, (M)=Magenta,
(C)=Cyan.
146
Cause
The toner cartridge is at the end
of its life.
It is time to replace the waste
toner box.
The machine has a mechanical
problem.
The paper size detected is
shorter than the paper size
defined in the print job and the
paper size being used requires
the back cover to be open.
The paper in the tray is not the
correct size.
The paper size defined in the
printer driver requires the back
cover to be open.
The toner cartridge is near the
end of its life.
There are too many files stored
on the USB Flash memory drive.
An incompatible or broken device
has been connected to the USB
direct interface.
The waste toner box is almost full. Buy a new waste toner box before you get a
Action
Replace the toner cartridge for the color
indicated on the LCD. (See Replacing a
Toner cartridge on page 168.)
Replace the waste toner box. (See
Replacing the waste toner box on page 182.)
Disconnect the machine from the power
for several minutes, then reconnect it.
(The machine can be turned off for
approximately 60 hours without losing
faxes stored in the memory. See
Transferring your faxes or Fax Journal
report on page 147.)
If the problem continues, call Brother
Customer Service.
Open the back cover (back output tray) and
remove any printed pages. Leave the back
cover open and press Black Start or
Color Start.
Load the correct size of paper in the tray and
" "
set the Paper Size (Menu, 1, 2, 2 (See
Paper Size on page 25)).
Open the back cover (back output tray) and
press Black Start or Color Start. (See
Printing on thick paper, labels, envelopes or
small paper on page 14.)
Buy a new toner cartridge for the color that is
indicated on the LCD before you get a
Replace Toner message.
Reduce the number of files stored on the
USB Flash memory drive.
Remove the USB Flash memory drive from
the USB direct interface.
Replace WT Box message.