Canon Service Tool V.3900 Download 2021 [2025]

Beside the Absorber dropdown menu, ensure Main is selected.

Release both buttons. A steady green light indicates you are successfully in Service Mode. : Run Service Tool V3900.exe on your PC. Select the correct USB Port .

Printers can stop working suddenly. You might see blinking lights on your machine. You might get an error message on your computer screen. Common Printer Errors : This means the waste ink pad is full. Error 1700 : This means the ink absorber is almost full.

: Prints highly detailed test patterns to diagnose print head health. Compatible Canon Printer Models

The Canon Service Tool V.3900 (ST3900) is a software application designed for technicians and advanced users to perform maintenance, adjustments, and repairs on Canon PIXMA inkjet printers. Canon Service Tool V.3900 Download

Hold the button (red triangle) and then hold the Power button.

: Release only the Stop/Reset button while keeping the Power button firmly pressed.

Be cautious of sites that force you to download password-protected ZIP files, as this is a common tactic used to bypass automated browser antivirus scanners.

Look at the top of the program window. If the buttons are clickable, the software has successfully detected your printer. If options are greyed out, your printer is not in Service Mode or the USB cable is faulty. Beside the Absorber dropdown menu, ensure Main is selected

Because this tool is intended primarily for technicians, Canon does not host it openly on their consumer support websites. It must be sourced from reputable third-party repair archives. Safety Precautions Before Downloading:

Canon printers are widely recognized for their reliability and exceptional print quality. However, like any complex electronic device, they encounter operational errors over time. One of the most common issues users face is the "Ink Absorber Full" error, often accompanied by error codes like 5B00 or 1700. When this occurs, the printer locks down to prevent ink leakage.

If you reset the counter multiple times without physically changing or cleaning the absorbers, the ink will eventually overflow. This can cause permanent electrical shorts inside the printer or ruin your furniture.

Triggers powerful ink purging cycles directly from the logic board level. : Run Service Tool V3900

The software interface will load. If your printer is properly in Service Mode, the buttons in the tool will be clickable (not grayed out).

: The function selected is not supported by your specific printer model.

While continuing to hold the button, release the Stop/Reset button.

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

This guide provides a comprehensive overview of the Canon Service Tool V.3900, how to download it safely, how to use it, and important precautions to take. What is Canon Service Tool V.3900?

Right-click on the executable file ( ServiceTool_V3900.exe ) and select Run as Administrator .