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.
Note Note
The LCD names for the paper trays are as follows.
• 
Standard paper tray: TRAY1
• 
Multi-purpose tray: MP
• 
Optional Lower tray: TRAY2, TRAY3
Error messages
Error message
Action
BUFFER ERROR
Check the Interface settings.
CARTRIDGE ERROR
Take out the drum unit assembly and put it back into the printer again.
DIMM ERROR
Turn off the printer. Re-install the SO-DIMM correctly. Wait a few seconds, and then turn it on again. If this error message appears again, replace the SO-DIMM with a new one. See Installing extra memory.
DOWNLOAD FULL
Add more memory. See Installing extra memory.
DRUM ERROR
Clean the corona wires. (See Cleaning the corona wire.) If your LCD still shows the same error indication after you have cleaned the corona wire, replace the drum unit with a new one See Replacing the drum unit .
DUPLEX DISABLED
Close the back cover of the printer and put the duplex tray back in.
FONT FULL
Add more memory. See Installing extra memory.
FRONT COVER OPEN
Close the front cover of the printer.
FUSER COVER OPEN
Close the fuser cover located behind the back cover of the printer.
Graphic
JAM XXX
Carefully pull out the jammed paper from the area shown in Paper jams and how to clear them.
MANUAL FEED
Put the same size of paper in the MP tray as is shown on the LCD. If the printer is 'paused', press Go.
MEMORY FULL
NO PAPER XXX
Put paper in the indicated empty tray. If the problem is still unsolved, the paper pick-up roller may be stained. Clean the paper pick-up roller. See Cleaning the paper pick-up roller.
NO TONER
Open the front cover, then install the toner cartridge. See Toner cartridge.
NO TRAY XXX
Put the tray1 in the printer.
PRINT OVERRUN
Cut the resolution or add the optional memory. See Installing extra memory and Solving print problems. Set Page Protection to the correct size. See Page Protection and Menu table.
SIZE ERROR DX
You can only use A4 size for duplex printing. Check the printer driver setting. Put the correct size of paper, which is indicated on the second line of the LCD, in the tray. (See About paper.)
SIZE MISMATCH
Put the same size paper in the paper tray or MP tray that is selected in the printer driver, and then press Go, or select the size of paper you set in the TRAY SIZE setting from the control panel.
STORAGE FULL
The RAMDISK size is set to 0 MB. Increase the RAMDISK size. Or there is no space to store jobs. Delete unnecessary macros or fonts.
TOO MANY TRAYS
Maximum number of optional trays is two. Remove additional trays.
Maintenance messages
Maintenance message
Action
DRUM END SOON
The drum unit is near the end of its life. Buy a new drum unit to replace the current one. See DRUM END SOON message.
REPLACE DRUM
TONER LOW
Buy a new toner cartridge and have it ready before you get a REPLACE TONER message.
REPLACE TONER
REPLACE PF KITMP
Call your dealer or Brother Customer Service for a replacement paper feeding kit (paper pick up roller and separation plate) for the MP tray.
REPLACE PF KIT 1
Call your dealer or Brother Customer Service for a replacement paper feeding kit (paper feed roller, separation roller, separation pad, and separation pad spring) for Tray 1.
REPLACE PF KIT 2
Call your dealer or Brother Customer Service for a replacement paper feeding kit (paper feed roller, separation roller, separation pad, and separation pad spring) for Tray 2.
REPLACE PF KIT 3
Call your dealer or Brother Customer Service for a replacement paper feeding kit (paper feed roller, separation roller, separation pad, and separation pad spring) for Tray 3.
REPLACE FUSER
Call your dealer or Brother Customer Service for a replacement fuser unit.
REPLACE LASER
Call your dealer or Brother Customer Service for a replacement laser unit.
Call service messages
Call service message
Action
ERROR ###
Turn off the printer. Wait a few seconds, then turn it on again. If this does not clear the problem, call your dealer or a Brother Customer Service.