Brother Hl 5350dn User Manual

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ePut the DIMM cover back on.
fReconnect the interface cable to your printer. Plug the printer back in, and then turn on the power switch.
Note To make sure that you have installed the DIMM properly, you can print the printer settings page that shows 
the current memory size. See Print the Printer Settings page on page 85.
 
 

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Routine Maintenance6
You will need to replace certain parts and clean the printer regularly.
Replacing the consumable items6
You will need to replace the consumable items when the machine indicates that the life of the consumable is 
over.
CAUTION 
When you replace certain parts or clean the inside of the printer, remember the following: 
If your clothes are smeared with toner, wipe off the toner with a dry cloth and immediately wash the clothes 
in cold water to avoid stains. 
 
Be careful not to...

Routine Maintenance
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Toner cartridge6
The life of the original toner cartridge that came with the printer may be either a standard1 or high yield toner 
cartridge
2, and depends on the model and country you bought the printer in.
1Standard toner cartridges print approximately 3,000 A4 or Letter-size single-sided pages. Approx. cartridge yield is declared in accordance with 
ISO/IEC 19752.
2High yield toner cartridges print approximately 8,000 A4 or Letter-size single-sided pages. Approx. cartridge...

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Replace Toner message6
The printer will stop printing until you replace the toner cartridge with a new one.
Replacing the toner cartridge6
Note • To ensure high quality printing, we recommend that you use only genuine Brother toner cartridges. When 
you want to buy toner cartridges, call your dealer.
• We recommend that you clean the printer when you replace the toner cartridge. See Cleaning on 
page 105.
 
aMake sure that the printer is turned on. Open the front cover.
 

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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 printer caused by static electricity, DO NOT touch the electrodes shown in the 
illustration.
 
cPush down the blue lock lever and take the toner cartridge out of the drum unit.
 

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WARNING 
DO NOT put a toner cartridge into a fire. It could explode, resulting in injuries.
 Use neutral detergents when cleaning the printer.
 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
 
Handle the toner cartridge carefully. If toner scatters on your hands or...

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dUnpack the new toner cartridge. Gently shake it from side to side several times to distribute the toner 
evenly inside the cartridge.
IMPORTANT
 
Wait to unpack the toner cartridge until immediately before you put it in the printer. If toner cartridges are 
left unpacked for a long time the toner life will be shortened.
 If an unpacked drum unit is put in direct sunlight or room light, the unit may be damaged.
 
CAUTION 
Put the toner cartridge in the drum unit immediately after...

Routine Maintenance
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IMPORTANT
 
For USA and Canada
 Brother strongly recommends that you do not refill the toner cartridge provided with your printer. We also 
strongly recommend that you continue to use only genuine Brother brand replacement toner cartridges. Use 
or attempted use of potentially incompatible toner and/or cartridges in the Brother machine may cause 
damage to the machine and/or may result in unsatisfactory print quality. Our warranty coverage does not 
apply to any problem that is...

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fPut the new toner cartridge firmly into the drum unit until you hear it lock into place. If you put it in 
properly, the lock lever will lift automatically.
Note Make sure that you put in the toner cartridge properly or it may separate from the drum unit.
 
gClean the primary corona wire inside the drum unit by gently sliding the blue 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...

Routine Maintenance
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Drum unit6
A new drum unit can print approximately 25,000 A4 or Letter size single-sided pages at 1 per/ job.
Note • There are many factors that determine the actual drum life, such as the temperature, humidity, type of 
paper, type of toner used and so on. Under ideal conditions, the average drum life is estimated at 
approximately 25,000 pages. The actual number of pages that your drum will print may be significantly 
less than this estimate. Because we have no control over...