Brother HL-L6300DW Reference Manual page 14

Error Message
Drum !
Jam 2-sided
Jam Inside
Jam Mailbox
Jam MP Tray
Jam Rear
Jam Tray1
Jam Tray2
Jam Tray3
Jam Tray4
No Drum Unit
Cause
The corona wire on the
drum unit must be cleaned.
The drum unit or the toner
cartridge and drum unit
assembly is not installed
correctly.
The paper is jammed in the
2-sided tray or inside the
back cover.
The paper is jammed inside
the machine.
The paper is jammed in the
Mailbox unit.
The paper is jammed in the
MP tray.
The paper is jammed in the
back of the machine.
The paper is jammed in the
indicated paper tray.
The drum unit is not
installed correctly.
Action
Clean the corona wire on the drum
unit.
See the Online User's Guide: Clean
the Corona Wire.
If the problem continues, replace the
drum unit with a new one.
Remove the drum unit, remove the
toner cartridge from the drum unit,
and put the toner cartridge back into
the drum unit. Reinstall the drum unit
in the machine.
Remove the 2-sided tray and open
the back cover to pull out all jammed
paper.
Open the front cover, remove the
toner cartridge and drum unit
assembly, and pull out all jammed
paper. Close the front cover.
Remove all jammed paper from the
Mailbox unit as shown on the LCD.
Remove all jammed paper from in
and around the MP tray. Press
Retry.
Open the fuser cover and remove all
jammed paper. Close the fuser cover.
Pull out the paper tray and remove all
jammed paper as shown in the
animation on the LCD.
Reinstall the toner cartridge and drum
unit assembly.
13