Brother DCP 9010CN User Manual

Troubleshooting and routine maintenance83
C
gPull off the protective cover. 
hPut the new toner cartridge firmly into 
the drum unit until you hear it lock into 
place. 
Note
Make sure that you put in the toner 
cartridge correctly or it may separate from 
the drum unit.
 
iSlide the drum unit and toner cartridge 
assembly into the machine. Make sure 
that you match the toner cartridge colour 
to the same colour label on the machine. 
 
 
C-Cyan M-Magenta Y-Yellow K-Black
 
h
 
K
Y
M C
 

84
jClose the top cover of the machine. 
kPlug the machine’s power cord back into 
the electrical socket first, and reconnect 
all cables. Turn on the machine.
Note
DO NOT turn off the machine or open the 
top cover until the LCD returns to the 
Ready mode.
 
IMPORTANT
While removing the drum unit, handle it 
carefully because it may contain toner. If 
toner scatters on your hands or clothes, 
wipe or wash it off with cold water at once.
 
Drum unitsC
A new drum set (model no. DR-230CL) can 
print...

Troubleshooting and routine maintenance85
C
Drum End Soon messagesC
 
Drums End Soon
If the LCD shows  Drums End Soon , it 
means the drum kit is near the end of its life. 
Buy a new drum kit (DR-230CL) and have it 
ready before you get a Replace Drums 
message. To replace the drum units, see 
Replacing the drum units  on page 86.
IMPORTANT
For best performance, use only Genuine 
Brother drum units and Genuine Brother 
toner units. Printing with a third-party drum 
unit or toner unit may reduce not only...

86
Note
If only the specified drum needs to be 
replaced, the LCD shows the 
Replace Drum(X) message. (X) 
indicates the drum unit colour that you 
need to replace. ((K)=Black, (Y)=Yellow, 
(M)=Magenta, (C)=Cyan.) During the 
normal lifespan of a drum kit the 
Replace Drum(X)  message will not 
appear. The message will only refer to a 
specific drum if a single unit has been 
replaced previously due to damage or 
error.
 
Replacing the drum unitsC
IMPORTANT
• While removing the drum unit, handle it...

Troubleshooting and routine maintenance87
C
WARNING 
DO NOT put a toner cartridge into a fire. It 
could explode, resulting in injuries.
 
 
DO NOT use cleaning materials that 
contain ammonia, alcohol, any type of 
spray, or any type of flammable substance 
to clean the outside or inside of the 
machine. Doing this may cause a fire or 
electrical shock. See Routine maintenance  
on page 66 for how to clean the machine.
  
Be careful not to inhale toner.
 
IMPORTANT
• We recommend that you place the...

88
eUnpack the new drum unit and remove 
the protective cover.
 
IMPORTANT
Unpack the drum unit just before you put it 
in the machine. Exposure to direct sunlight 
or room light may damage the drum unit.
 
fPut the toner cartridge firmly into the 
new drum unit until you hear it lock into 
place. 
IMPORTANT
Make sure that you put in the toner 
cartridge correctly or it may separate from 
the drum unit.
 
gSlide the drum unit and toner cartridge 
assembly into the machine. Make sure 
that you match the...

Troubleshooting and routine maintenance89
C
Resetting the drum counterC
When you replace a drum unit with a new 
one, you need to reset the drum counter by 
completing the following steps:
aPlug the machine’s power cord back into 
the electrical socket first, and reconnect 
all cables. Turn on the machine.
bPressMenu, 5, 6.
cPress  aor b to choose the colour of the 
drum you replaced.
Press  OK.
dPress  1 to reset the drum unit counter.
ePress  Stop/Exit .
Replacing the belt unitC
Order No. BU-200CL
A...

90
cTake out all the drum unit and toner 
cartridge assemblies.
 
IMPORTANT
• We recommend that you place the drum unit and toner cartridge assembly on a 
clean, flat surface with a sheet of 
disposable paper or cloth underneath it in 
case you accidentally spill or scatter toner.
• To prevent damage to the machine from  static electricity, DO NOT touch the 
electrodes shown in the illustration.
 
• Handle the toner cartridge carefully. If toner scatters on your hands or clothes, 
wipe or wash it off...

Troubleshooting and routine maintenance91
C
dHold the green handle of the belt unit 
and lift the belt unit up, then pull it out.
IMPORTANT
To avoid print quality problems, DO NOT 
touch the shaded parts shown in the 
illustration.
 
 
 
 
h
 
 

92
eUnpack the new belt unit and put the 
new belt unit in the machine.fSlide each drum unit and toner cartridge 
assembly into the machine. Make sure 
that you match the toner cartridge colour 
to the same colour label on the machine. 
Repeat this for all the drum unit and 
toner cartridge assemblies.
 
 
C-Cyan M-Magenta Y-Yellow K-Black
gClose the top cover of the machine.
 
h
 
K
Y
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