Make sure that the printer is on and open the front cover. Remove the toner cartridge and drum unit from the machine.

Once the new drum is replaced, you will need to reset the drum counter:

  1. Open the front cover.
  2. Press and hold OK for 2 seconds.
  3. Press the Up arrow key or 1 to reset the drum counter.

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Also question is, why does my Brother printer keep saying replace drum?

The Brother machine will display a 'Replace Drum' or 'Drum Stop' message when the machine has printed approximately 15,000 pages. The drums should be replaced as a set in order to maintain print quality. Unlike the toner cartridges, the drum change is not automatically detected by the machine when they are replaced.

Likewise, how do you fix a printer drum? Make sure that you put in the toner cartridge properly, or it may separate from the drum unit. Put the drum unit and toner cartridge assembly back in the printer. Reset the drum counter. Press and hold down the white button (shown as blue in the image below) for about 4 seconds until all the LEDs light up.

Consequently, how do I fix the drum error on my Brother MFC 7340?

If you reset the drum counter during the life of the drum unit currently being used, the remaining drum life will not be displayed accurately.

  1. Make sure that the machine is turned on.
  2. Open the front cover.
  3. Press Clear or Clear/Back on the control panel.
  4. Do one of the following.

What happens if I don't replace printer drum?

Without a drum unit, the toner powder in the cartridge cannot be transferred onto the page. The two parts work together to create a print! You can't have one without the other and expect the printer to work properly.

Related Question Answers

How do you reset a drum on a Brother printer?

If you reset the drum counter during the life of the drum unit currently being used, the remaining drum life will not be displayed accurately.
  1. Make sure that the machine is turned on.
  2. Open the front cover.
  3. Press and hold OK for 2 seconds.
  4. Press the Up arrow key or 1 to reset the drum counter.
  5. Close the front cover.

What happens when printer drum goes bad?

If you're printer is churning out low-quality documents, it's likely the case of a damaged printer drum. Unlike blurry prints or black spots, poor print quality is characterized by faded text and images. However, this is another sign that is easily confused with empty ink and toner cartridges.

How long should a drum last in Brother printer?

On average, a Brother drum will last as long as 3-4 Brother toner cartridges, so eventually over time you'll have to replace the drum to make sure you get high quality prints consistently.

How do you check the drum life on a Brother printer?

You can view your current drum's remaining life on your Brother machine's LCD by following these steps.
  1. Press MENU and choose Machine Info. => Drum Life.
  2. Press the OK key. Your Brother machine's LCD will display the percentage of remaining drum life.
  3. Press the STOP/EXIT key.

How long does a printer drum last?

Over time, the drum unit deteriorates and eventually needs to be replaced. Drum units typically last for 10,000 to 50,000 printed pages, depending on the quality of the printer and unit. Your printer will exhibit warning signs of the drum unit's deterioration so you can replace it before it stops working.

What does the drum light mean on a Brother printer?

The Drum LED flashes if the drum unit is near the end of its life. Use the drum unit until you have a print quality problem, then replace the drum unit with a new one. Press and hold down the GO button (a small white piece on left side of the printer) for about 4 seconds until all the LEDs light up.

What is a drum error?

"Drum Error" message. Drum Error typically appears when the corona wire on the drum unit needs to be cleaned or when the drum unit needs to be replaced. If you replaced the drum and the message appeared or continued to appear immediately after installing the replacement drum, click here.

How do you clean the corona wire on a Brother printer?

Clean the Corona Wires
  1. Press the front cover release button and pull open the front cover.
  2. Hold the drum unit's green handle.
  3. Hold the handle of the toner cartridge and gently push it away from you to unlock it.
  4. Clean the corona wire inside the drum unit by gently sliding the green tab from left to right and right to left several times.

What is the corona wire on a Brother printer?

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

How do you slide the green tab on a drum unit?

On each assembly, locate the green tab on the top, left side. Clean the primary corona wire inside the drum unit by gently sliding the green tab from right to left and left to right several times. Be sure to return the green tab to the home position (1).

Where is the drum on a printer?

For Brother printers, the drum unit is usually connected to the toner cartridge. 1. To find it, simply open the front flap of your laser printer and find the toner cartridge(s) which the drum unit will be attached to or beneath.

How is the drum cleaned in a laser printer?

Wipe down the exterior of the drum to remove loose toner. Moisten a cotton ball with 99 percent pure isopropyl alcohol, and then use it to clean off any patches of toner that have adhered to the drum. Wipe down the toner cartridge with a toner cloth or lint-free cloth, and then return it to the printer.

What does the drum of a printer do?

The drum unit transfers the toner to the paper. The laser printer puts the toner on the roller called "The photosensitive drum" inside the drum unit, and then prints letters and images by fixing toner to the paper by heat and pressure.

Do all laser printers have drums?

All modern laser printers contain both these components. However, in most modern laser printers such as HP laser printers the drum unit and the toner cartridges are housed within a single unit. On the other hand, in Brother laser printers, the two are separate.

What is the imaging unit on a printer?

The imaging drum is the heart of the laser printer or the copier. It transfers the print image, consisting of toner, onto the paper. An imaging drum is also called OPC, imaging unit or just drum by some manufacturers. A dirty or worn out drum reduces extremely the printing quality of a laser printer.