Routine maintenance
73
Cleaning the drum unit A
If your printout has coloured dots at 94 mm
intervals, follow the steps below to solve the
problem.
a Make sure that the machine is in the
Ready mode.
b Press MENU.
c Press a or b to display
Print Reports.
Press Print Reports.
d Press Drum Dot Print.
e The machine will display
Press Start.
Press Mono Start or Colour Start.
f The machine will print the Drum Dot test
print. Then press Stop/Exit.
g Turn off the machine. Disconnect all
cables, and then unplug the power cord
from the electrical socket.
h Press the front cover release button and
then open the front cover.