How to install brother tn450 Toner Cartridge

Brother tn450 toner cartridge installation  is quick and simple. If you are having laser printer you must be aware of how to replace drum unit  and toner. Some printer toner cartridges have the drum built in, others offer it as a separate part. This ensures the cost of consumables is down as one drum typically lasts 3-4 toner cartridges. The largest manufacturer to utilize the separate drum and toner method is brother. They are used in brother machine and machine requires both of them. But before moving on we need to know what is a toner cartridge and what is a drum unit.

Here is the guide to make the brother tn450 replacement quick and easy.

STEP 1: If you are using the machine and suddenly there is need of replacing the toner leave the machine turned on for like 10 minutes for the internal fan to cool down the extremely hot parts inside the machine, otherwise you will burn yourself which is no fun. 

STEP 2: Open the door by pressing the front release button

STEP 3: Take out the drum unit and the cartridge assembly.

STEP 4: Push down the green lock lever and take the toner cartridge out of the drum unit.

STEP 5: Open the new toner cartridge ,hold it with both hands evenly and give it a nice shake several times so that toner can be spread evenly inside the cartridge.

STEP 6: Pull off the protective cover.

STEP 7: Put the new toner cartridge firmly into the drum unit until you hear it lock into place. If you put it correctly, the green lock lever will lift automatically.


STEP 8: Clean the corona wire inside the drum unit by gently sliding the green tab from left to right  and vice versa several times. Please keep in mind to return the tab to home position otherwise printed pages may have vertical stripes.

STEP 9: Put the drum unit and toner cartridge assembly back into the machine.

STEP 10: Close the front cover of the machine.

NOTE: Make sure after you replace a toner cartridge, DO NOT turn off the machine’s power switch or open the front cover until the LCD clears the please wait message and returns to Ready mode.

Note to disclaimer: do not own any of the images.

If you are still unsure how to do it. This quick video will help you out.




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