MODEL REFERENCE
Brother HL-L2370DWXL
37 errors · 41 troubleshooting topics
The checks and guides below come from the official manuals for this model.
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Errors and messages
Machine display and printed WLAN report 2-sided Disabledrear cover or two-sided tray open2 checks
Cartridge Errortoner cartridge not seated
Remove the drum and toner assembly, reseat the toner cartridge in the drum, and reinstall the assembly. Contact Brother if the error remains.
Cooling Downprinter cooling down
Wait for the printer to cool and keep its vents clear. If the fan is not running, disconnect power for several minutes and reconnect it.
Cover is Openfront or rear fuser cover open2 checks
Drum !drum wire or assembly needs attention2 checks
Drum End Soondrum nearing end of life
Order a replacement drum before Replace Drum appears.
Jam 2-sidedpaper jam in two-sided path
Remove the two-sided tray, open the rear cover, clear the jammed paper, and reinstall the tray.
Jam Insidepaper jam inside printer
Open the front cover, remove the drum and toner assembly, clear the jam, reinstall the assembly, and close the cover.
Jam Rearpaper jam at rear fuser
Open the rear fuser cover, remove the jammed paper, and close the cover.
Jam Tray 1paper jam in tray 1
Pull out the tray shown on the display and remove the jammed paper.
Manual Feedmanual feed slot is empty
Place a sheet in the manual feed slot.
Media Mismatchdriver and tray paper types differ
Load the paper type specified by the driver and select that same type in the printer's Paper Type setting.
No Drum Unitdrum unit not installed correctly
Reinstall the drum and toner assembly.
No Paperpaper tray empty or loaded incorrectly
Refill or reload the tray, set the guides to the paper size, and keep the stack below the fill mark.
No Paper T1paper not fed from tray 1
Refill or reload the tray shown on the display, align its guides, and avoid overfilling it.
No Tonertoner cartridge not detected
Reseat the toner cartridge in the drum and reinstall the assembly. Replace the cartridge if the message persists.
Out of Memoryprinter memory full
Hold Go for about two seconds, then lower the print resolution.
Print Data Fullstored print data fills memory
Hold Go for about two seconds and delete previously stored print data.
Print Unable ##mechanical print fault
Restart the printer after a few minutes. Contact Brother if the fault returns.
Replace Drumdrum replacement or counter reset needed2 checks
Replace Tonertoner cartridge exhausted
Install a new toner cartridge to resume printing.
Self-Diagnosticfuser temperature fault2 checks
Size Errordriver paper size unsupported by selected tray
Choose a paper size supported by the selected tray.
Size Error DXpaper size unsupported for two-sided printing2 checks
Size Mismatchloaded paper size differs from tray setting
Load the size shown in the tray settings, update the tray paper-size setting, then press Go.
Toner Endedtoner cartridge exhausted
Install a new toner cartridge.
Toner Lowtoner cartridge nearly empty
Order a replacement cartridge so it is ready when Replace Toner appears.
Connection Erroranother device is trying to join Wi-Fi Direct
Make sure no other device is connecting to the Wi-Fi Direct network, then configure the connection again.
Connection Failwi-Fi Direct devices cannot communicate
Move the device closer, clear obstructions, and check the WPS PIN if that method is in use.
No Devicemobile device not found during Wi-Fi Direct setup
Enable Wi-Fi Direct on both devices, move them closer, and check the password or DHCP setup when configuring manually.
TS-01wireless radio is turned off
Disconnect any network cable, then turn wireless networking on.
TS-02wireless router cannot be found
Restart the router, confirm MAC filtering allows this printer, and reenter the SSID and key; use a compatible 2.4 GHz network.
TS-04router authentication or encryption is unsupported
Change the router to a listed WPA, WPA2, or WEP option, then check the entered SSID and key.
TS-05wireless security details are incorrect
Check the SSID, authentication type, encryption method, and network key.
TS-06wPS-enabled router was not detected
Confirm the wireless security details and verify that the router supports WPS.
TS-07wPS connection did not start
Start WPS on both the printer and router, then retry using the router’s WPS instructions.
TS-08multiple WPS routers were detected
Leave WPS active on only one nearby router, then retry after a few minutes.
Troubleshooting
Find the problem you are experiencingNo printoutView
Check that the printer is powered on and online, that the Brother driver is selected, and that no error appears on its display.
Printer stopped during a print jobView
Cancel the stalled job, clear it from printer memory, and send the document again.
Automatic two-sided printing does not workView
Check the driver's paper-size setting and use supported paper for automatic two-sided printing.
Printer does not feed paperView
Straighten or reload the paper, reduce an overfilled stack, and clean the pickup rollers if feeding still fails.
Manual feed slot does not feed paperView
Feed one sheet firmly until the rollers catch it, and select Manual as the driver paper source.
Paper jam in the paper trayView
Remove the tray and jammed sheet, fan the paper stack, align the guides, and keep the stack below the fill mark.
Paper jam at the back of the printerView
Leave the printer on for 10 minutes to cool. Open the rear and fuser covers, remove the paper gently, then close both covers.
Paper jam inside the printerView
Leave the printer on for 10 minutes to cool. Remove the drum and toner assembly, clear the jam, reinstall it, and close the front cover.
Paper jam in the two-sided trayView
Leave the printer on for 10 minutes to cool. Remove both trays, clear paper from the two-sided and rear paths, then reinstall them.
Faint printView
Check toner status and Toner Save, then clean the drum and corona wire. Replace worn supplies if print remains faint.
Unexpected or garbled printoutView
Cancel the current job, check the application settings and selected Brother driver, then resend it.
Text disappears after the first printed pagesView
Check application settings and reconnect the interface cable so the printer receives all data.
Printing is slowView
Lower the driver resolution or turn Quiet Mode off to improve print speed.
Envelopes do not feedView
Feed one envelope at a time through the manual slot and select its size in the application.
Gray shading behind printed textView
Check room heat and humidity, then clean the drum or replace worn toner and drum.
Repeated ghost imagesView
Choose the correct media type, check low temperature or humidity, and raise the green rear levers.
Toner specks on pageView
Match driver media type to paper, clean the drum, then replace damaged toner or drum.
Hollow or outlined printView
Choose Thick Paper or thinner stock, match Paper Type, and check humidity; replace a damaged drum.
Entire page prints blackView
Clean the drum’s corona wire and replace the drum if the page remains black.
White lines across pageView
Replace the drum unit.
Horizontal lines across pageView
Clean the drum unit and replace it if the lines persist.
White bands or ribbing across pageView
Check humidity and temperature, clean the drum, then replace it if several pages do not clear the pattern.
White spots every 3.7 inchesView
Print a few pages, then clean the drum dot pattern and replace the drum if needed.
Black spots every 3.7 inchesView
Print a few pages, then clean the drum dot pattern and replace the drum if needed.
Black toner marks across pageView
Clean adhesive from the drum if labels caused it, then replace damaged toner or drum.
Black vertical lines or toner stainsView
Clean the corona wire, return the green tab home, then replace damaged toner or drum.
White vertical linesView
Remove scraps or dust near the toner and drum, then replace damaged toner or drum.
Image prints at an angleView
Load paper squarely, fit the guides, clear scraps, and check the two-sided path if skew occurs only there.
Printed page curls or wavesView
Check paper storage and quality, turn and fan the stack, then use the rear output tray if needed.
Printed page wrinkles or creasesView
Reload suitable paper and rotate or turn the tray stack.
Toner does not fuse to paperView
Raise the rear green levers, match the driver media setting to the paper, and select Improve Toner Fixing.
Printed envelopes creaseView
Lower both green levers to the envelope position, open the rear output tray, and feed one envelope at a time.
Wireless network setup fails10 checks
- Your security settings (SSID/ Network Key) are not correct
- Verify the router SSID and network key in the printer’s wireless settings.
- Your Brother machine's MAC address is not allowed
- Allow the printer MAC address in the router’s filter.
- Your wireless LAN access point/router is in stealth mode (not broadcasting the SSID)
- Enter the hidden router SSID and network key manually.
- Your security settings (SSID/ password) are not correct
- Confirm the Wi-Fi Direct SSID and password on both devices.
- You are using Android™ 4.0
- On older Android devices, use WPS one-push setup with the printer as group owner.
- Your Brother machine is placed too far from your mobile device
- Move the mobile device within about one meter of the printer.
- There are some obstructions (walls or furniture, for example) between your machine and the mobile device
- Remove barriers between the printer and mobile device.
- There is a wireless computer, Bluetooth®- supported device, microwave oven, or digital cordless phone near the Brother machine or the mobile device
- Move nearby wireless or microwave devices away during setup.
- If you have checked and tried all of the above, but still cannot complete the Wi-Fi
- Restart the printer and retry Wi-Fi Direct setup.
- Direct configuration, do the following:
- Check the Wi-Fi Direct network’s device limit and how many clients are already connected.
Printer cannot print over the network4 checks
- Your security software blocks your machine's access to the network
- Allow Brother printer traffic in the computer security software.
- Your Brother machine was not assigned an available IP address
- Confirm the computer and printer use valid IP addresses and subnet masks on the same network.
- The failed print job is still in your computer's print queue
- Delete failed jobs from the computer’s print queue before retrying.
- Your Brother machine is not connected to the wireless network
- Print a WLAN report and use its error code to diagnose the wireless connection.
Network devices do not appear connected4 checks
- Check that your Brother machine, access point/ router, or network hub is turned on
- Check power, router or hub, covers, installed supplies, paper, and the network cable or Wi-Fi link.
- Check the Link Status in the Network Configuration Report or the Printer Settings page
- Print the network configuration report and verify the link status is OK.
- Check that you can "ping" the Brother machine from your computer
- Ping the printer’s IP address or node name to confirm that the computer can reach it.
- Check that your Brother machine is connected to the wireless network
- Print the WLAN report and follow the listed error code.
Printer does not appear in AirPrintView
Turn the printer on, confirm network settings, and move the mobile device closer to the access point or printer.
AirPrint job will not printView
Check that the printer is on and the network settings are correct.
AirPrint prints only the first pageView
Update the iOS device to a current operating-system version and retry.
Printer will not turn onView
Unplug it for ten minutes, reconnect it directly to a working outlet, then press Power.
Brother software installation failsView
Allow Brother setup in security software; on Mac, temporarily adjust firewall settings during installation.