While still holding the Stop/Reset button, press and hold the button. The power LED will light up.
Clears the internal memory and returns configuration data to factory defaults. canon service tool v3400.zip
A small pop-up window should say "A function was finished." Click OK. While still holding the Stop/Reset button, press and
One of the most critical aspects of using the Service Tool v3400 is ensuring your printer model is supported. This version is not universal and works only with specific Canon PIXMA series. While still holding the Stop/Reset button
Users have reported that versions 3200 and 3400 of the service tool work with 64-bit Windows systems, while all versions work with 32-bit Windows. If you encounter issues, try running the program in Windows XP compatibility mode.