The reset gear on the toner cartridge did not properly contact and reset the New Toner Sensor within the
printer. The reset gear will operate only once after the toner cartridge is installed and the position of the
gear cannot be reset after installation. To reset the Toner Life Display, a manual reset procedure must
be performed.

Solution:
The following steps will need to be performed to manually reset the Toner Life Display

TN-110BK,C,M,Y (Standard Yield) Toner Reset Instructions
 

  • Open the front cover then press the reprint and cancel buttons at the same time.
  • “Reset Parts Life” appears on the LCD display. Press the up or down arrow button to select the toner cartridge that needs to be reset.

B.TNR-S – Black

C.TNR-S – Cyan                  

M.TNR-S – Magenta

Y.TNR-S – Yellow

  • After selecting the appropriate toner cartridge press OK. The toner life has been reset.
  • Close the front cover and the operation has now been completed. 

TN-115BK,C,M,Y (High Yield) Toner Reset Instructions

  • Open the front cover then press the reprint and cancel buttons at the same time.
  • “Reset Parts Life” appears on the LCD display. Press the up or down arrow button to select the toner cartridge that needs to be reset.

B.TNR-H – Black

C.TNR-H – Cyan                  

M.TNR-H – Magenta

Y.TNR-H – Yellow

  • After selecting the appropriate toner cartridge press OK. The toner life has been reset.
  •  Close the front cover and the operation has now been completed.