Brother HL-L9200CDWT - Manual (Page 146)

Routine Maintenance
139
5
k
Push the drum unit in until it stops.
l Close the front cover of the machine.
Resetting the drum counter
5
When you replace a drum unit with a new one, you must reset the drum counter by completing the following
steps:
a
Press to interrupt the error.
b Press .
c Press Machine Information > Parts Life.
d Press until the Touchscreen message changes.
e
Press Drum.
f
Press Yes.
g
Press .