Brother HL 2270DW User Manual

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REPLACE DRUM4
If the Drum LED is on, it means the drum unit should be replaced. Please replace it with a new Brother drum 
unit.
 
DRUM STOP4
If the Drum and Error LEDs are on, it means the drum unit must be replaced. Replace it with a new Brother 
drum unit.
 
 
						

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Replacing the drum unit4
Before you replace the drum unit, see Before replacing the consumable items on page 67.
When you replace the drum unit with a new one, you need to reset the drum counter by completing the 
following steps:
aMake sure that the machine is turned on and the Drum LED is flashing. Leave the machine for at least 
10 minutes to cool down.
bOpen the front cover. 
cTake out the drum unit and toner cartridge assembly. 
 
						

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dPush down the green lock lever and take the toner cartridge out of the drum unit. 
eUnpack the new drum unit.
 
						

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fPut the toner cartridge firmly into the new drum unit until you hear it lock into place. If you put the cartridge 
in properly, the green lock lever will lift automatically.
 
gPut the drum unit and toner cartridge assembly back into the machine. Do not close the front cover yet. 
 
						

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hPress and hold down  Go for about 4 seconds until all the LEDs light up. Once all four LEDs are lit, 
release Go.
 
IMPORTANT
Do not reset the drum counter when you only replace the toner cartridge.
 
iClose the front cover.
jMake sure that the Drum LED is now off.
 
						

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Cleaning4
Clean the outside and inside of the machine regularly with a dry, lint-free cloth. When you replace the toner 
cartridge or the drum unit, make sure that you clean the inside of the machine. If printed pages are stained 
with toner, clean the inside of the machine with a dry, lint-free cloth.
WARNING 
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.
 
 
 
Be careful not to inhale toner.
 
IMPORTANT
Use neutral detergents. Cleaning with volatile liquids such as thinner or benzine will damage the surface 
of the machine.
 
 
						

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Cleaning the outside of the machine4
aTurn off the machines power switch. Disconnect all cables, and then unplug the power cord from the AC 
power outlet.
bPull the paper tray completely out of the machine.
cWipe the outside of the machine with a dry, lint-free cloth to remove dust. 
dRemove all the paper, and anything that is stuck inside, from the paper tray.
eWipe the inside of the paper tray with a dry, lint-free cloth to remove dust. 
fPut the paper back in the paper tray.
gPut the paper tray back in the machine.
hPlug the machines power cord back into the AC power outlet first, and then reconnect all cables. Turn 
on the machines power switch.
 
						

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Cleaning the corona wire4
If you have print quality problems, clean the corona wire as follows:
aOpen the front cover and leave the machine for at least 10 minutes to cool down.  
bTake out the drum unit and toner cartridge assembly. 
IMPORTANT
• We recommend that you put the drum unit and toner cartridge assembly on a piece of disposable paper 
or cloth 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.
 
 
 
						

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cClean the primary corona wire inside the drum unit by gently sliding the green tab from right to left and 
left to right several times. 
 
Note
Be sure to return the tab to the home position (a) (1). If you do not, printed pages may have a vertical stripe.
 
dPut the drum unit and toner cartridge assembly back into the machine. Close the front cover.
 
1
 
						

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Cleaning the drum unit4
If your printout has white or black spots at 94 mm (3.71 in.) intervals, follow the steps below to solve the 
problem.
aPrepare blank A4 or Letter size paper.
bMake sure the machine is in the Ready mode.
cOpen the front cover and the back cover (face-up output tray).