How do I know if my printer drum needs replacing?
William Rodriguez
Published Jan 21, 2026
The drum unit may need replacing if you notice the printer producing blurry, low-quality images. Black or colored toner spots on printouts also indicates a failing drum unit. In some cases, horizontal lines may develop across the printout every time the paper passes the failing part of the drum.
How do I know if I need to replace the drum in my printer?
Separate drum units last quite a bit longer than a toner cartridge and typically should be replaced after the use of 3-4 toners. Your printer should inform you when it's time to replace the drum, but you can usually tell your drum is on it's last legs if you start to see black spots or lines across the page.
What happens if I don't replace printer drum?
A degraded drum unit can cause streaks, smudges, and blank spots on your printed page even if you just inserted a new printer toner. While a broken drum unit won't break your printer, it will just fail to stop printing at a certain point.
How often should a printer drum be replaced?
Under ideal conditions, the average drum life is estimated at approximately 15,000 pages. The actual number of pages that your drum will print may be significantly less than this estimate.
How do I know if I need to replace the drum in my Brother printer?
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.
28 related questions foundCan printer drums be cleaned?
Use an activated toner cloth, stretched tautly, and carefully wipe down the drum exterior to remove loose toner. Then use a cotton ball saturated with 99% pure isopropyl (rubbing) alcohol. Clean any patches of stubborn toner still attached to the drum. Use toner cloth or lint-free microfiber to clean the print rollers.
Why does my printer keep saying replace drum?
The message 'Replace Drum' will appear if the drum unit is at the end of its rated life. Brother strongly recommends that customers use only genuine Brother drum units and/or toner cartridges.
Can you clean a toner drum?
After you have removed the chunks of toner, dip a cotton swab in rubbing alcohol. Carefully wipe off any dirty areas visible on the drum. If the drum unit is dirty, apply some rubbing alcohol onto your lint-free cloth and carefully wipe the body of the drum unit.
How do you fix a printer drum?
Make sure that the printer is on and open the front cover. Remove the toner cartridge and drum unit from the machine. Push down the green lock lever and remove the toner cartridge from the drum unit.
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Once the new drum is replaced, you will need to reset the drum counter.
- Replace Drum.
- Drum End Soon.
- Drum Stop.
What is the purpose of the drum in a printer?
What is the drum unit? 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.
Is drum and toner the same thing?
Generally speaking, a toner cartridge contains a dust-like powder that fuses onto a page to create your prints. The drum is combined in the same cartridge as the toner. Where supplied separately, the toner cartridge is basically a container for the toner and a roller for supplying the toner to the image drum.
What are three obvious things you should check before doing more extensive printing troubleshooting?
Terms in this set (7)
Through the use of an anti-static vacuum. What are three obvious things you should check before doing more extensive printing troubleshooting? Verify the printer is plugged in, powered on, and connected, in some way, to the computer you are using.
What is a drum unit in a Brother printer?
What is the drum unit? 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.
Is drum printer a impact printer?
An older form of printer that is now considered obsolete was called a “drum printer” because it had printed characters etched on a physical drum that spun around and impacted paper in specific ways. A series of hammers behind the paper would press the paper onto the drum at the right time, to create text on a page.
Can printer drum be repaired?
If you are experiencing laser printer problems, such as paper jams or splotchy printing, you may need to either repair or replace the drum. Troubleshoot the problem to confirm that the laser drum needs to be repaired. Send a test job to the printer and examine the quality of the imaging.
Why is my printer printing dirty pages?
Black lines and smudges on printed output can be due to dirty printers. The accumulation of dirt, dust, or toner on a printer's rollers or transfer belt can leave tracks on the page when the paper moves through the printer. Dirt on the rollers can also smudge toner on the printed output.
What is drum end soon?
The message Drum End Soon indicates the drum unit will need to be replaced soon. Even when the LCD or the status monitor displays the message Drum End Soon, you can still continue to print.
Can you clean a brother drum?
Turn over the drum unit as shown in the illustration. Make sure that the drum unit gear is on the left side. Turn the edge of the drum unit toward you by hand while looking at the surface of the suspected area. Wipe the surface of the drum gently with a dry cotton swab until the mark on the surface comes off.
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.
How do you reset the drum counter on a Brother printer HL l2370dw?
How to reset the drum counter:
- Make sure the machine is on.
- Close up the front cover.
- Hold down the “OK” button and the “up” arrow at the same time.
- Press the “OK” button to select “Drum”.
- Select the “down” button to reset the drum counter.
How do you clean OPC drums?
dry cotton swab that is lightly dampened with isopropyl alcohol until the dust or glue on the surface comes off.
- The OPC drum is photosensitive so do not touch it with your fingers.
- Do not use a scrubbing or wiping motion because this might damage the drum.
Why is my Brother printer printing dirty pages?
- If the dots are random on the page, check for loose toner inside the machine and around the drum area. A toner cartridge that is leaking or has leaked inside the machine will need to be replaced. Do not remove the toner cartridge from the Brother machine until you are ready to replace it.
How do you clean Xerox drum cartridges?
Perform the Drum Cartridge Cleaning Procedure
- Load the Bypass Tray with Tabloid/Ledger size paper (279 x 432 mm / 11 x 17 in.).
- Press the Machine Status button.
- Select the Supplies tab.
- Select Drum Cartridge.
- Select Drum Cleaning to start the drum cleaning process.
How do you fix a drum on a Brother printer?
Replacing the drum unit
- Make sure that the machine is turned on.
- Open the front cover.
- Remove the toner cartridge and drum unit assembly from the machine.
- Push down the green lock lever and take the toner cartridge out of the drum unit.
- Unpack the new drum unit.