Cleaning the drum unit, 4cleaning the drum unit – Brother HL 2270DW User Manual
Page 91
Routine Maintenance
87
4
Cleaning the drum unit
4
If your printout has white or black spots at 94 mm (3.71 in.) intervals, follow the steps below to solve the
problem.
a
Prepare blank A4 or Letter size paper.
b
Make sure the machine is in Ready mode.
c
Open the front cover and the back cover (face-up output tray).