Brother MFC-9330CDW - Manual (Page 123)

Troubleshooting
109
B
Toner Low If the Touchscreen shows
Toner Low you can still print;
however, the machine is telling
you that the toner cartridge is
near the end of its life.
Order a new toner cartridge for the color that is
indicated on the Touchscreen now so a
replacement toner cartridge will be available
when the Touchscreen shows
Replace
Toner .
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.
Touchscreen
Initialization
Failed
The Touchscreen was pressed
before the power on
initialization was completed. Make sure nothing is touching or resting on the
Touchscreen.
Debris may be stuck between
the lower part of the
Touchscreen and its frame. Insert a piece of stiff paper between the lower
part of the Touchscreen and its frame and slide
it back and forth to push out the debris.
Unusable Device
Remove the Device.
Turn the power off
and back on again.
A defective USB device or a
high power consumption USB
device has been connected to
the USB direct interface. Unplug the device from the USB direct
interface. Press and hold down to turn the
machine off, and then turn it on again.
Unusable Device A USB device or USB Flash
memory drive that is encrypted
or not supported has been
connected to the USB direct
interface. Unplug the device from the USB direct
interface (see the specifications for supported
USB Flash memory drives in Printing data from
a USB Flash memory drive or digital camera
supporting mass storage (For MFC-9330CDW
and MFC-9340CDW) on page 61).
USB
Write-protected
The protect switch of the USB
Flash memory drive is on. Turn off the protect switch of the USB Flash
memory drive.
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