FAQs & Troubleshooting
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MFC-L3770CDW
345 Results
1.
Toner Low
2.
I still receive the error message "Replace Drum", "Drum End Soon" or "Drum Stop" after I replace the drum unit with a new one.
3.
Print on Both Sides of the Paper Automatically (Automatic 2-sided Printing)
4.
Reset the Drum Counter
5.
(Video) Replace the Toner Cartridge
6.
Set up your Brother machine on a wireless network.
7.
I cannot print using my Brother machine on a wired network. (Windows/macOS)
8.
Blank page or some colors are missing.
9.
(Video) Connect telephone line and power cords
10.
Replace the Drum Unit
11.
I cannot print using my Brother machine on a wireless network (Mac)
12.
Curled or wavy
13.
Print or Scan from the Brother iPrint&Scan application using the NFC function of an Android™ mobile device.
14.
Ghosting images
15.
How can I use my NFC-enabled Android™ device with the Brother NFC-enabled machine?
16.
Replace Fuser
17.
Print Unable ##
18.
Print as a Poster (Windows)
19.
Send a Fax
20.
Toner scatter or toner stain
21.
Load Paper in the Multi‑purpose Tray (MP Tray)
22.
Load and Print Labels Using the MP Tray
23.
Confirm the results about faxes that I sent and received.
24.
Access Web Based Management
25.
Add your Brother machine with AirPrint (macOS)
26.
Change the Fax Forwarding Number
27.
Load Documents in the Automatic Document Feeder (ADF)
28.
Forward Incoming Faxes to Another Machine
29.
(Video) Load Envelopes (MP Tray)
30.
I cannot find some option in the Printing preferences. (For Windows)