Canon Service Tool V.3900 Download [top]

In the drop-down menu next to , select Main (or All if your printer model lists it).

Canon Service Tool V.3900 is a specialized diagnostic utility used primarily for maintenance tasks on Canon PIXMA, iP, and MG series printers. It is most commonly used to reset the waste ink absorber counter after the physical pads have been cleaned or replaced. 1. Downloading the Tool

: Using the wrong version (e.g., trying to use V.3900 on a newer G-series printer that requires V.5105) can permanently lock the printer's mainboard. Canon Service Tool V.3900 Download

V.3900 allows you to interface with the printer while it is in "Service Mode" to reset this counter back to 0%, unlocking the machine instantly. Key Features of V.3900

Ultimate Guide to Canon Service Tool V.3900: Usage, Features, and Download Safety In the drop-down menu next to , select

Click the button located to the right of the dropdown menu.

Click the button located to the right of that selection. Key Features of V

Resets the main and platen waste ink pad counters.

Connect your printer to your PC using a standard . The tool will not work over Wi-Fi or network connections.

A: The reset only tells the printer the pad is empty. If the pad is physically soaked, ink may leak inside your printer, causing electrical shorts. Inspect the pad if the error returns quickly.