When a new DR2415 drum unit is installed in your MFCL2713DW and MFCL2770DW printer you will need to reset the counter as follows:
- Make sure the machine is turned on.
- Close the front cover.
- Press OK and the Up arrow key at the same time.
- Press OK to select Drum.
- Press the Up arrow key to reset the drum counter.
When a new DR2415 drum unit is installed in your HLL2310D or HLL2375DW printer you will need to reset the counter as follows:
- Make sure the machine is turned on.
- Make sure that the front cover is open.
- Press and hold Go for about four seconds until all of the LEDs light up. When all four LEDs are lit, release Go.
- Close the front cover.
- Make sure the Drum LED is now off