Canon Service Tool V.3900 [hot] Download Jun 2026

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, contain internal sponges known as waste ink absorbers. Over time, these sponges saturate with ink used during cleaning cycles. To prevent ink from leaking, the printer includes an internal counter that eventually triggers a "Waste Ink Absorber Full" error, rendering the device inoperable. JustAnswer The Tool's Functionality

Your printer should now function as if new. The error message will be gone.

| Feature | Description | | :--- | :--- | | | Prints a special service test pattern, showing the model name, ROM version, serial number, and process inspection information. | | EEPROM Information | Prints the printer's EEPROM data, which includes the waste ink counter values and error history, for advanced diagnostics. | | Ink Absorber Counter | The core function; this section is used to select and reset the waste ink counter (e.g., Main, Platen) to zero. | | Nozzle Check Pattern | Prints a standard nozzle check pattern to diagnose print quality issues, such as clogged nozzles or missing colors. | Canon Service Tool V.3900 Download

Generates grid patterns to check nozzle alignment and color accuracy.

Before running the tool, your printer must be in . If you do not do this, the tool will freeze or report an error. Turn off the printer (but leave it plugged in). Press and hold the Stop/Resume button (red triangle). Press and hold the Power button. Release the Stop/Resume button (while still holding Power). Press the Stop/Resume button five times in succession.

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Turn off the printer (but leave it plugged into power and connected to your PC via USB). Press and hold the button (red triangle). Press and hold the Power button.

When a printer prints, a small amount of ink is deposited into internal absorbent pads during head cleanings. The printer estimates this usage using an internal electronic counter. Once that counter hits 100%, the printer locks down. The V.3900 software communicates with the printer firmware to reset this counter back to 0%. Key Features of V.3900

Once the printer is verified to be in Service Mode, proceed with the software interface. Extract the downloaded V.3900 zip file to your desktop. Can’t copy the link right now

Click the Set button right next to the absorber dropdown. The printer will whir and execute a brief internal operation.

When these errors appear, your printer – no scanning, copying, or printing. Officially, Canon says you must take the printer to a service center or buy a new one. However, for many users, the printer is mechanically perfect; only the counter needs resetting. The V.3900 tool lets you bypass an expensive repair or unnecessary replacement.

This error code appears inside the tool when the software is launched before the printer has successfully entered Service Mode. Always establish the hardware Service Mode first.

With the printer off, hold Resume/Stop , then press and hold Power . While holding Power, press Resume/Stop 5 times (6 for some MG models), then release both.