Canon Service Tool instructions !... - InkJet Printers - PrinterKnowledge
: Improper use of the tool, or using it on "disposable" Canon models (like certain E-series or MG2xxx models), can permanently lock the printer's service mode, requiring a physical chip replacement.
The "A File Service Tool v.4720.rar" refers to the , a specialized utility primarily used by technicians and DIY users to perform maintenance on Canon Pixma printers . Its most critical function is resetting the "waste ink absorber counter," an internal software trigger that stops the printer from operating once its maintenance pads are theoretically full. Purpose and Key Features