Brother DCP-9055CDN - Manual (Page 93)

Troubleshooting
85
B
Size mismatch
The paper in the tray is not the
correct size. Load the correct size of paper in the tray and
set the “Paper Size” (Menu, 1, 1, 2). (See
Paper Size on page 18.)
Small paper
The paper size specified in the
printer driver is too small for the
machine to deliver it to the
Face-down output tray. Open the back cover to let the printed paper
out on the back output tray and then press
Mono Start or Colour Start.
Toner Error
One or more toner cartridges are
not installed correctly. Pull out the drum unit. Take out all the toner
cartridges, and then put them back into the
drum unit.
Toner Low
The toner cartridge is near the
end of its life. Buy a new toner cartridge for the colour that
is indicated on the LCD before you get a
Replace Toner message.
WT Box End Soon
The waste toner box is near the
end of its life. Buy a new waste toner box before you get a
Replace WT Box
message.
Error Message Cause Action