Brother MFC 9840 CDW, Low Toner Override.

How to reset Brother MFC 9840CDW printer toner counter.
After the “Toner Low” and then the “Toner Life End” message use the following instruction to reset the printer toner counter.
1- Turn on the printer
2- Open the printer front cover. Don’t remove the cartridges.
3- Push the Clear/Back button to bring up a reset menu.
4- For each step, push the O.K. button and then push it again to indicate ‘Reset’. After a few seconds, it will say ‘Accepted’ and will then display a message that the cover is open.
5- Repeat steps 3 and 4 for each color
6- When finished, close the door

Toner Industry Overview

Direct Electrostatic Printing Photocopying, laser printing and industrial digital printing all have their roots in electrophotographic technology invented almost 30 years ago. Since that time, companies such as AGFA-Gevaert, Xerox, Lexmark, Sharp, Hewlett Packard, and others have incorporated various forms of electrophotographic technology into their printers. Direct electrostatic […]