Canon Service Tool V3800 'link' May 2026

Canon Service Tool V3800 — Overview and Guide

Common functions explained

• Waste Ink Counter Initialization: Resets the internal counter tracking ink absorbed by service pads; used after replacing pads or when printer refuses to print due to full counter. Use only after physically servicing or replacing pads to avoid overflow.
• EEPROM operations: Lets technicians back up and restore device settings; useful before firmware changes.
• Head cleaning & alignment: Performs deep cleaning cycles and alignment routines beyond standard driver options.
• Motor/Sensor Tests: Isolates hardware failures by running stepper motors and checking sensors without printing.

Preparation: Enter Service Mode

You cannot run the tool in normal mode. You must force the printer into Service Mode (Factory Mode) .

How to enter Service Mode (MG/TS series): canon service tool v3800

1. Turn the printer off.
2. Hold down the Stop/Resume button (red triangle inside a circle).
3. While holding Stop/Resume, press and hold the Power button.
4. Release the Stop/Resume button (keep holding Power).
5. Press the Stop/Resume button twice (some models require 5 or 6 times).
6. Release the Power button.
7. The green Power LED will flash, then remain solid. The screen (if present) will remain blank or show a single "0". You are now in Service Mode.

Typical workflow

1. Install Windows printer drivers for the target Canon model.
2. Install the Canon Service Tool V3800 executable.
3. Connect the printer via USB (recommended) and ensure it’s powered on.
4. Launch the service tool; select the correct printer model/port if prompted.
5. Run desired functions (e.g., “ADJUSTMENT” → “Waste ink counter” → “Initialize”).
6. Reboot the printer after critical operations (initialization, firmware update).