Over time, inkjet printers accumulate waste ink in physical internal pads (absorbers). Once the firmware estimates these pads are full, it locks the printer to prevent ink leakage. This tool resets that counter after the pads have been cleaned or replaced. Print Head Alignment and Cleaning:

Tool V6000 [portable] | Canon Service

Over time, inkjet printers accumulate waste ink in physical internal pads (absorbers). Once the firmware estimates these pads are full, it locks the printer to prevent ink leakage. This tool resets that counter after the pads have been cleaned or replaced. Print Head Alignment and Cleaning: