Canon Mb2140 Service Tool 2021 Site

Thus, the service tool is a no-brainer.

While the software reset fixes the software lockout, it doesn't physically empty the ink. If you reset the counter multiple times without eventually replacing the felt pads inside, you risk ink leaking onto your desk or damaging the printer’s internal electronics. canon mb2140 service tool 2021

Replace the waste ink pads (a costly and labor-intensive process) or replace the printer. Thus, the service tool is a no-brainer