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Brother MFC-9440CN User's Guide

Table of Contents

USER’S GUIDE MFC-9440CN
Section II Fax
Section VI Appendixes
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Troubleshooting and routine maintenance

129

C

Rename the File

There is already a file on the USB 
flash memory drive with the same 
name as the file you are trying to 
save.

Change the file name of the file on the USB flash 
memory drive or the file you are trying to save.

Scan Unable XX

The machine has a mechanical 
problem.

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 4 days without losing faxes stored in the 
memory. (See 

Checking if the machine has 

faxes in its memory

 on page 130.)

Toner Life End

Replace Black(K)
Toner Cartridge.

1

1

The toner 
cartridge color 
which is used up is 
shown in the 
message.

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.

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 161.)

„

If one of the color toner cartridges is empty, 
choose 

Mono

 in the printer driver to be able 

to continue printing in monochrome.

Toner Low

Prepare New Black(K)
Toner Cartridge.

1

1

The toner 
cartridge color 
which is near the 
end of life is 
shown in the 
message.

If the LCD shows 

Toner Low

you can still print; however, the 
machine is telling you that the 
toner cartridge is near the end of 
its life and the toner will soon run 
out.

Order a new toner cartridge now for the toner 
cartridge color that is low.

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 broken device 
has been connected to the USB 
direct interface.

Remove the USB flash memory drive from the 
USB direct interface.

Waste Toner Full

It is time to replace the waste 
toner box.

Replace the waste toner box. (See 

Replacing 

the waste toner box

 on page 178.)

Waste Toner Soon

The waste toner box is almost full. Be ready to replace the waste toner box. (See 

Replacing the waste toner box

 on page 178.)

Wrong Paper Size

The paper in the tray is not the 
correct size or the tray is empty.

Load the correct size of paper in the tray.

Error Message

Cause

Action

Detailed Information for Brother MFC-9440CN User's Guide

Lists of information found in Brother MFC-9440CN User's Guide - Page 145

  • 61.) „ If one of the color toner cartridges is empty, choose Mono in the printer driver to be able to continue printing in monochrome.
  • 78.) Waste Toner Soon The waste toner box is almost full.
  • 78.) Wrong Paper Size The paper in the tray is not the correct size or the tray is empty.

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