MODEL REFERENCE
Brother HL-L2400D
26 errors · 34 troubleshooting topics
The checks and guides below come from the official manuals for this model.
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Messages and printer lights
Computer Status Monitor and printer lights Cannot Detecttoner or drum cannot be detected2 checks
Cartridge Errortoner cartridge is not seated
Computer Status Monitor message. Printer lights: Toner flashes; Drum, Paper and Ready are off.The toner cartridge is not installed correctly: Remove the toner and drum assembly, refit the toner into the drum, and reinstall. Contact Brother or your dealer if the error remains.
No Tonertoner assembly is missing or misinstalled
Computer Status Monitor message. Printer lights: Toner flashes; Drum, Paper and Ready are off.The toner cartridge or the toner cartridge and drum unit assembly is not installed correctly: Remove the assembly, refit the toner cartridge into the drum, and reinstall. Replace the toner if the error persists.
Wrong Tonertoner cartridge is incompatible
Computer Status Monitor message. Printer lights: Toner flashes; Drum, Paper and Ready are off.The toner cartridge installed is not correct for your machine: Install a toner cartridge with the supply number specified for this model.
Toner Lowtoner is nearly depleted
Computer Status Monitor message. Printer lights: Toner flashes and Ready is on; Drum and Paper are off.If the Status Monitor shows Toner Low you can still print; however, the machine is telling you that the toner cartridge is near the end of its life: Printing can continue, but order a replacement toner cartridge before Replace Toner appears.
No Drum Unitdrum assembly is not installed correctly
Computer Status Monitor message. Printer lights: Toner and Drum flash; Paper and Ready are off.The drum unit is not installed correctly: Reinstall the toner cartridge and drum assembly.
Replace Tonertoner cartridge has reached its limit
Computer Status Monitor message. Printer lights: Toner is on; Drum, Paper and Ready are off.The toner cartridge is at the end of its life: Replace the toner cartridge.
Replace Toner (Continue Mode)toner needs replacement in Continue Mode
Computer Status Monitor message. Printer lights: Toner and Ready are on; Drum and Paper are off.The toner cartridge is at the end of its life: Replace the toner cartridge.
Toner Ended (Continue Mode)continue Mode toner has run out
Computer Status Monitor message. Printer lights: Toner and Paper are on; Drum and Ready are off.It is time to replace the toner cartridge: Replace the toner cartridge.
Drum !corona wire or drum assembly needs attention2 checks
Drum End Soondrum is nearing its replacement point
Computer Status Monitor message. Printer lights: Drum flashes and Ready is on; Toner and Paper are off.The drum unit is near the end of its life: Order a replacement drum before Replace Drum appears.
Replace Drumdrum needs replacement or counter reset2 checks
Cover is Openfront or fuser cover is open2 checks
2-sided Disabledrear cover or duplex tray is not seated2 checks
Jam 2-sidedpaper is trapped in the duplex path2 checks
Jam Insidepaper is trapped inside the printer2 checks
Jam Rearpaper is trapped behind the printer2 checks
Jam Tray 1paper is trapped in the paper tray2 checks
Out of Memoryprinter memory is full
Computer Status Monitor message. Printer lights: Paper flashes; Toner, Drum and Ready are off.The machine's memory is full: Reduce print resolution and send the job again.
Size Error DXpaper size cannot use automatic duplex2 checks
Size Mismatchdriver and tray paper sizes differ2 checks
Size Errorselected tray cannot use this paper size
Computer Status Monitor message. Printer lights: Paper flashes; Toner, Drum and Ready are off.The paper tray you selected does not support the paper size specified in the printer driver: Match the paper size selected in the driver to the paper loaded in the chosen tray.
Manual Feedmanual feed slot is empty
Computer Status Monitor message. Printer lights: Paper is on; Toner, Drum and Ready are off.Manual was selected as the paper source in the printer driver, but there is no paper in the manual feed slot: Load a sheet in the manual feed slot.
No Paper T1tray is empty or paper is misloaded
Computer Status Monitor message. Printer lights: Paper is on; Toner, Drum and Ready are off.The machine is out of paper, or paper is not loaded correctly in the paper trays: Load paper and set the guides to its size. If paper is already present, remove and reload the stack.
Cannot Printprinter reports a mechanical fault2 checks
Self-Diagnosticfuser temperature or operation is abnormal2 checks
Troubleshooting
Find the problem you are experiencingNo printout5 checks
- Check 1
- Press Power to wake the printer, then send the job again.
- Check 2
- Install and select the correct Brother printer driver.
- Check 3
- Check the Status Monitor and printer lights for an error, and resolve it before retrying.
- Check 4
- In Windows, press Windows+R, enter control printers, open this printer’s queue, and clear Use Printer Offline.
- Check 5
- In the Mac Printers & Scanners settings, remove and add the offline printer again.
The machine is not printing or has stopped printing1 check
- Check 1
- Cancel the current print job, clear it from the printer’s memory, and resend it.
The machine prints unexpectedly or it prints garbled text3 checks
- Check 1
- Cancel the print job, clear it from memory, and send the data again.
- Check 2
- Check that the application is configured for this printer.
- Check 3
- Select the Brother printer driver in the application’s Print window.
The machine prints the first couple of pages correctly, then some pages have missing text2 checks
- Check 1
- Check the application’s printer settings.
- Check 2
- Secure the USB cable so all print data reaches the printer.
Cannot print on 1-sided or 2-sided1 check
- Check 1
- In Windows, set the driver’s two-sided option to None or 2-sided for the current job, or change the default printing preferences for a lasting change.
The machine does not print on both sides of the paper even though the printer driver setting is 2-sided and the machine supports automatic 2-sided printing1 check
- Check 1
- Choose Letter, Legal, Folio, Mexico Legal, or India Legal in the driver, and use paper weighing 16–28 lb (60–105 g/m²).
Print speed is too slow3 checks
- Check 1
- Reduce print resolution in the driver.
- Check 2
- Turn Quiet Mode off in the printer driver.
- Check 3
- During continuous printing, the printer may slow itself to reduce its internal temperature.
The machine does not feed paper5 checks
- Check 1
- Straighten curled paper, or remove and reverse the stack before reloading.
- Check 2
- Fan the stack before returning it to the tray.
- Check 3
- Reduce the amount of paper in the tray.
- Check 4
- Select the paper tray rather than Manual as the driver’s paper source.
- Check 5
- Clean the paper pick-up rollers.
The machine does not feed paper from the Manual feed slot3 checks
- Check 1
- Push one sheet into the manual slot with both hands until the rollers take it.
- Check 2
- Load only one sheet at a time in the manual slot.
- Check 3
- Select Manual as the driver’s paper source.
The machine does not feed envelopes1 check
- Check 1
- Feed one envelope at a time through the manual slot, and set the application’s page size to that envelope.
Print position is misaligned with the preprinted objects1 check
- Check 1
- Adjust Print Position for the tray being used.
Faint1 check
- Manual check
- Check temperature and humidity, turn Toner Save off in the driver, and clean the drum and corona wire.
- Replace toner when Replace Toner appears.
- If faint printing persists, replace the toner and then the drum.
Gray background1 check
- Manual check
- Check heat and humidity, clean the drum, and replace the toner or drum if the shading persists.
Ghosting images2 checks
- Manual check
- Check for low temperature or humidity, match the driver’s media type to the paper, raise the rear green levers fully, and clean or replace the drum.
- Manual check continued
- Replace the toner cartridge if needed. Contact Brother if the fuser is contaminated.
Toner specks1 check
- Manual check
- Match the driver’s media type to the paper and clean the drum. Replace damaged toner or drum units; contact Brother if the fuser is contaminated.
Hollow print1 check
- Manual check
- Select Thick Paper in the driver or use thinner paper. Check humidity and replace a damaged drum.
All black1 check
- Manual check
- Clean the drum’s corona wire and replace the drum if the fault remains.
White lines across the page1 check
- Manual check
- Choose the correct media type in the driver, print several blank pages after a long idle period, and clean the drum. Replace a damaged drum if needed.
Lines across the page1 check
- Manual check
- Clean the drum and replace it if the horizontal lines remain.
White lines, bands or ribbing across the page1 check
- Manual check
- Check high humidity or temperature, clean the drum, and try a few pages. Replace the drum if the fault persists.
White or black spots at 3.7-inch (94 mm) intervals1 check
- Manual check
- Print a few pages. If spots remain, clean glue or other residue from the drum using the manual’s drum-cleaning procedure, and replace a damaged drum.
Black toner marks across the page1 check
- Manual check
- Clean label adhesive from the drum and check for damage from clips, staples, or prolonged light exposure. Replace damaged toner or drum units if cleaning does not help.
Black lines down the page2 checks
- Manual check
- Clean the corona wire with its green tab, then return the tab to Home. Check whether the toner cartridge is damaged.
- Manual check continued
- Replace a damaged toner cartridge or drum. Contact Brother if the fuser is contaminated.
White lines down the page1 check
- Manual check
- Clear scraps, dust, or sticky notes around the toner and drum, and replace a damaged toner cartridge or drum.
Image skewed1 check
- Manual check
- Reload paper and set guides without squeezing the stack.
- Reduce an overfull tray, check paper quality and scraps inside.
- For duplex-only skew, clear scraps from the two-sided tray and fully seat it with the rear cover closed.
Curled or wavy image1 check
- Manual check
- Use suitable paper, reverse and fan an old stack, and rotate it 180 degrees. Open the rear face-up output tray, or select Reduce Paper Curl in the driver.
Wrinkles or creases1 check
- Manual check
- Reload suitable paper, reverse the stack, or rotate it 180 degrees in the tray.
Poor fixing2 checks
- Manual check
- Raise both green levers inside the rear cover until they stop.
- Manual check continued
- Match the driver’s media type to the paper and select Improve Toner Fixing. If needed, choose a thicker media setting, or Env. Thick for envelopes.
Envelope creases1 check
- Manual check
- Lower the green rear levers to the envelope position, open the rear face-up output tray, and feed envelopes through the manual slot.
- Raise the levers fully again after printing envelopes.
Printer will not turn onView
Unplug the power cord for ten minutes, reconnect, and press Power. If this fails, remove any battery backup or surge suppressor and try a different known working wall outlet.
Brother software cannot be installed2 steps
- Allow the official Brother setup program through the security software settings.
- On Mac, the manual advises temporarily disabling the blocking security firewall for installation; restore protection afterwards.
Reset the machine settings4 steps
- This resets printer settings.
- Switch off with Power, close the front cover, and keep the power cord connected.
- Hold Go while switching on until Toner, Drum and Paper light up, release Go and check that all lights turn off, then press Go ten times.
- The printer restarts.
Restore factory settings4 steps
- This restores all settings to their factory defaults.
- Disconnect interface cables, switch off, close the front cover, and keep power connected.
- Hold Go while switching on until Toner, Drum and Paper light up, then release Go.
- Once all lights are off, press Go eight times; all four lights confirm the reset.