
Routine Maintenance
163
5
Cleaning the drum unit
5
If your printout has coloured, white, or black dots at 94 mm intervals, the drum may have foreign material,
such as glue from a label stuck on the drum surface. Follow the steps below to solve the problem:
a
Make sure the machine is in Ready mode.
b
Press .
c
Press
Machine Information
>
Drum Dot Print
.
d
Press
OK
to print the drum dot check sheet.
e
Press and hold down
to turn the machine off.
f
Press the front cover release button and pull open the front cover.
g
Hold the blue handle of the drum unit. Pull the drum unit out until it stops.