Brother MFC-9330CDW - Manual (Page 81)

Routine maintenance
73
A
n
Turn the drum unit as shown in the
illustration. Make sure the drum unit
gear (1) is on the left side.
o
Read the following information from the
Drum Dot Check Sheet.
 Dot location:
The sheet has eight numbered
columns. The number of the column
with the printed dot in it is used to find
the dot position on the drum.
p
Use the numbered markers next to the
drum roller to find the mark. For
example, a dot in column 2 on the Drum
Dot Check Sheet would mean that there
is a mark in the "2" region of the drum.
1