Brother MFC-9140CDN Basic User's Manual page 117

IMPORTANT
• Handle the toner cartridge carefully. If
toner scatters on your hands or clothes,
immediately wipe or wash it off with cold
water.
• To avoid print quality problems, DO NOT
touch the shaded parts shown in the
illustrations.
<Toner cartridge>
<Drum unit>
• We recommend that you place the toner
cartridge on a clean, flat, level, stable
surface with disposable paper underneath
it in case you accidentally spill or scatter
toner.
Routine maintenance
n
Turn the drum unit as shown in the
illustration. Make sure that the drum unit
gear (1) is on the left side.
1
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.
A
107