Troubleshooting
119
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 to let the printed paper
out on the back output tray. Remove the
printed pages and then press Mono Start or
Colour Start.
Size Error DX The paper size defined in the
printer driver is not usable for the
automatic duplex printing.
Press Mono Start or Colour Start. Choose
a paper size which is supported by the
duplex tray. (See Type and size of paper
on page 22.)
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, 2, 2). (See
Paper Size on page 19.)
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.
Too Many Files There are too many files stored
on the USB Flash memory drive.
Reduce the number of files stored on the
USB Flash memory drive.
Unusable Device An incompatible or defective
device has been connected to the
USB direct interface.
Remove the USB Flash memory drive from
the USB direct interface.
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
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