crwdns2934241:0crwdne2934241:0 The Brother Hero

crwdns2934249:0crwdne2934249:0:

if you have replace the drum recently and it is still showing that error message please follow these instructions to reset the drum count https://help.brother-usa.com/app/answers/detail/a_id/68566?R3ModelID=MFC7860DW

crwdns2915684:0crwdne2915684:0:

open