1. Introduction and Overview
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Canon Color imageCLASS MF644Cdw All-in-One Wireless Duplex Laser Printer. Designed for small and medium-sized businesses, this device offers comprehensive print, scan, copy, and fax functionalities with high-quality output and minimal maintenance requirements.
Key features include a 5-inch intuitive color touchscreen, mobile printing and scanning solutions, and efficient duplex capabilities.

2. Setup Guide
2.1 Unboxing and Initial Inspection
Carefully remove the printer from its packaging. Ensure all protective tapes and packing materials are removed from the exterior and interior of the device. Verify that all included components are present: MF644Cdw Product, Cartridge 054 CMY (Starter 680 Yield) / K (Standard 1,500 Yield), Power Cord, Telephone Cable, Starter Guide, User Software DVD-ROM, and Warranty Card.
2.2 Power On and Basic Settings
Connect the power cord to the printer and a wall outlet. Press the power button to turn on the device. The 5-inch color touchscreen will guide you through initial setup steps, including selecting your preferred language, country/region, and setting the date and time.
2.3 Toner Cartridge Installation
Open the front cover of the printer to access the toner cartridge compartment. Carefully remove any protective seals from the new toner cartridges (Cartridge 054 CMY/K). Insert each cartridge into its corresponding slot, ensuring it clicks securely into place. Close the front cover.

2.4 Paper Loading
The printer features a standard 250-sheet cassette and a 50-sheet multi-purpose tray. Pull out the paper cassette, adjust the paper guides to match your paper size (e.g., Letter, Legal, 3x5, 8.5x14), and load the paper stack. Ensure the paper is not overfilled. For the multi-purpose tray, extend it and load specialty media or smaller quantities of paper.

2.5 Connectivity Options
The MF644Cdw offers multiple ways to connect to your devices and network:
- Wireless (Wi-Fi): Follow the on-screen instructions on the 5-inch touchscreen to connect to your local Wi-Fi network. The printer can also create a Wi-Fi Direct hotspot for direct connection to mobile devices without an external router.
- USB: Connect your computer directly to the printer using a USB cable.
- Ethernet: For a stable wired network connection, connect an Ethernet cable from your router or network switch to the printer's Ethernet port.
3. Operating Instructions
3.1 Using the Touchscreen Interface
The 5-inch color touchscreen provides easy access to all printer functions. Navigate through menus by swiping and tapping. Common functions like Copy, Fax, Scan, and Memory Media Print are readily available on the home screen.

3.2 Printing
To print from a computer, ensure the printer drivers are installed (from the included DVD-ROM or Canon's website). Select the MF644Cdw as your printer and adjust settings as needed. The printer supports automatic two-sided (duplex) printing to save paper.
For mobile printing, use the Canon PRINT Business app, Apple AirPrint, or Mopria Print Service to print documents and photos directly from your smartphone or tablet.
3.3 Copying
Place your document on the scanner glass or in the Automatic Document Feeder (ADF). Select 'Copy' from the touchscreen. You can choose options such as quantity, color/black & white, duplex copying (one-pass scan for both sides), and ID Card Copy for quick duplication of identification cards.

3.4 Scanning
Place your document on the scanner glass or in the ADF. Select 'Scan' from the touchscreen. Options include scanning to a computer, email, or a USB flash drive inserted into the front USB port. The one-pass duplex ADF allows for efficient two-sided scanning.

3.5 Faxing
Load your document and select 'Fax' from the touchscreen. Enter the recipient's fax number and press Start. The printer supports various fax settings, including delayed sending and broadcast faxing.
4. Maintenance
4.1 Toner Cartridge Replacement
When a toner cartridge is low or empty, a message will appear on the touchscreen. Open the front cover, remove the old cartridge by pulling it out, and insert a new Canon Cartridge 054 (Cyan, Magenta, Yellow, or Black) until it clicks into place. Close the cover.
4.2 Cleaning
Regularly clean the exterior of the printer with a soft, damp cloth. For optimal scan quality, clean the scanner glass and the ADF scanning strip with a lint-free cloth and a mild glass cleaner. Avoid abrasive materials.
4.3 Firmware Updates
Periodically check for firmware updates via the printer's touchscreen menu or Canon's official website. Keeping your printer's firmware up-to-date ensures optimal performance, security, and compatibility.
5. Troubleshooting
If you encounter issues with your MF644Cdw, refer to the following common solutions:
- Paper Jams: Follow the on-screen instructions or consult the User Manual DVD-ROM for detailed steps on clearing paper jams from various locations within the printer.
- Connectivity Issues: Verify your Wi-Fi settings on the touchscreen, ensure Ethernet cables are securely connected, or check USB cable connections. Restarting the printer and your router can often resolve temporary network problems.
- Print Quality Problems: If prints are faded, streaky, or have incorrect colors, check toner levels and perform a print head cleaning or calibration from the maintenance menu on the touchscreen.
- Error Messages: Note any error codes displayed on the touchscreen and refer to the User Manual DVD-ROM for specific solutions.
6. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions (Desktop) | 16.9" W x 16.5" D x 16.5" H |
| Item Weight | 48.4 pounds |
| Functions | Print, Scan, Copy, Fax |
| Printing Technology | Laser |
| Printer Output | Color |
| Max Print Speed (Color/Monochrome) | 22 ppm |
| Max Print Resolution | 600x600 dpi |
| Duplex Printing | Automatic |
| Scanner Type | Document (Flatbed & ADF) |
| Max Input Sheet Capacity | 250 (Standard Cassette) + 50 (Multi-purpose Tray) |
| Connectivity | Wi-Fi, Wireless, Ethernet, USB |
| Control Method | Touch (5-inch Color Touchscreen) |
| Power Consumption | 850 Watts |
7. Warranty and Support
7.1 Warranty Information
The Canon Color imageCLASS MF644Cdw comes with a three-year limited warranty. Please refer to the included Warranty Card for full terms and conditions, including coverage details and how to make a claim.
7.2 Product Support
For additional support, including detailed user guides, driver downloads, and frequently asked questions, please visit the official Canon support website. You can also contact Canon customer service for personalized assistance.
8. Official Product Video
Watch this official video from Canon to learn more about the features and capabilities of the Canon Color imageCLASS MF644Cdw.





