Troubleshooting; LCD messages; Error messages- Page 133

6 - 1   TROUBLESHOOTING

6

LCD messages

If any problems occur, the printer automatically stops printing, diagnoses the problem, and displays the 
resulting message on the LCD to alert you. Take the appropriate action, referring to the following tables. 
If you cannot clear the problem, call the dealer you bought the printer from or Brother Customer Service.

Troubleshooting

If you do not follow the instructions for using the printer, you may be responsible for all repairs.

The LCD names for the paper trays are as follows.

Upper paper tray

TRAY 1

Multi-purpose tray

MP TRAY

Optional Lower tray 

TRAY 2

Error messages

Error message

Action

BACK TRAY CLOSED

Open the back output tray. Push down the two blue levers, and then press Go.

BACK TRAY OPEN

Close the back output tray located at the back of the printer.

BUFFER ERROR

Check the Interface settings.

CARD ERROR

Make sure of the following:
The CompactFlash

TM

 card is installed properly.

The installed CompactFlash

TM

 card is formatted properly 

Turn off the printer. Wait a few seconds, then turn it on again. If this error message 
appears again, replace the CompactFlash

TM

 card with a new one.

CARTRIDGE ERROR

Take out the toner cartridge and put it back into the printer again. See Replacing the 
toner cartridge on page 5-3.

CHECK NET BOARD

The istalled network board is not compatible. Please install the recommended network 
board.

CHECK NET VER.

The firmware version of the installed network board is not up to date. Please update the 
firmware by accessing the Brother Solutions Center at http://solutions.brother.com

CLEAN DRUM UNIT

Open the front cover. Take out the drum unit assembly. Gently slide the blue tab of the 
drum unit across several times.

DIMM ERROR

Re-install the DIMM correctly.
Turn off the printer. Wait a few seconds, and then turn it on again. If this error message 
appears again, replace the DIMM with a new one.

DOWNLOAD FULL

Add more memory. See Installing additional memory on page 4-12.

DX LEVER ERROR

Move the lever at the back of the printer to the correct paper size position; A4, Letter or 
Legal

ERROR FUSER

Turn the power switch off, wait a few seconds and then turn it on again.
Leave the printer for 15 minutes with the power on.

FONT FULL

Add more memory. See Installing additional memory on page 4-12.