Brother MFC-9840CDW manual

Models: MFC-9840CDW

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Error Message

Cause

Action

Toner Low

If the LCD shows Toner Low,

Order a new toner cartridge now for the toner

Prepare New Black(K)

you can still print; however, the

cartridge color that is low.

machine is telling you that the

 

Toner Cartridge. 1

toner cartridge is near the end of

 

1 The toner

its life and the toner will soon run

 

cartridge color

out.

 

which is near the

 

 

end of life is

 

 

shown in the

 

 

message.

 

 

 

 

 

Too Many Files

There are too many files stored

Reduce the number of files stored on the USB

 

on the USB flash memory drive.

flash memory drive.

Unusable Device

An incompatible or broken device

Remove the device from the USB direct

 

has been connected to the USB

interface. Turn off the machine’s power switch,

 

direct interface.

wait a few seconds and turn it on again.

 

 

 

Waste Toner Full

It is time to replace the waste

Replace the waste toner box. (See Replacing

 

toner box.

the waste toner box on page 188.)

Wrong Paper Size

The paper in the tray is not the

Load the correct size of paper in the tray.

 

correct size or the tray is empty.

 

138

Page 154
Image 154
Brother MFC-9840CDW manual