Your Printer's Best Friend since 1998
Brother MFC L3780DW Supplies
That Is My Printer
Save to my account
Toner Cartridges, Maintenance Kits and Parts
One Item
Brother TN229XXLM (TN229XXL)
Magenta Genuine Toner Cartridge Extra High Yield, 4,000 pages
$164
Free shipping,
In Stock
Frequently Asked Questions
The MFC L3780DW uses BRT TN229XXLM (BRT TN229XXL) toner cartridge. BRT TN229XXLM yields 4000 pages.
Approximate color cartridge yields: BRT TN229XXLM (BRT TN229XXL, ~4000 pages).
When the MFC L3780DW reports "Supply Problem", it usually just can't communicate with one cartridge's chip. Give the printer a full power-cycle, take out and firmly reinsert the flagged cartridge, and lightly buff its metal contacts with a dry, lint-free cloth. If the message stays, install a new cartridge in the reported colour.