Canon LBP646Cdw

Canon Color imageCLASS LBP646Cdw Wireless Laser Printer User Manual

Model: LBP646Cdw

This manual provides essential information for setting up, operating, and maintaining your Canon Color imageCLASS LBP646Cdw printer.

1. Introduction

The Canon Color imageCLASS LBP646Cdw is a wireless, single-function color laser printer designed for home and small office environments. It offers fast duplex printing capabilities and is engineered for efficient performance with minimal maintenance. This printer is designed for printing only and does not include scanning, copying, or faxing functions.

Canon imageCLASS LBP646Cdw color laser printer for home and small offices

Image: Canon imageCLASS LBP646Cdw color laser printer, highlighting its suitability for home and small offices.

2. Setup Guide

2.1. Unpacking the Printer

Carefully remove the printer and all components from the packaging. Ensure all protective tapes and materials are removed from the printer before proceeding.

Contents of the Canon imageCLASS LBP646Cdw printer box, including printer, power cord, toner, and user guide.

Image: Contents of the printer box, showing the LBP646Cdw printer, power cord, starter toner cartridges, and documentation.

The box should contain:

  • imageCLASS LBP646Cdw Printer
  • Canon Genuine Toner 075 CMYK Starter (500 Yield CMY, 700 Yield Black)
  • Power Cord
  • Documentation (User Guide)

2.2. Power Connection

Connect the power cord to the printer and then to a wall outlet. Turn on the printer using the power button.

2.3. Toner Cartridge Installation

Install the Canon Genuine Toner 075 CMYK cartridges into the printer. Refer to the printer's internal labels or the quick setup guide for precise installation steps.

Hand installing a toner cartridge into the Canon imageCLASS LBP646Cdw printer.

Image: A hand installing a toner cartridge into the printer's designated slot.

2.4. Loading Paper

Load paper into the standard 250-sheet cassette or the 1-sheet multipurpose tray. The printer supports paper sizes from 3" x 5" to 8.5" x 14" inches.

Hand loading paper into the paper tray of the Canon imageCLASS LBP646Cdw printer.

Image: A hand loading paper into the printer's paper tray.

Video: A demonstration of loading paper into the printer's tray. This video is from a third-party creator and shows general paper loading, not specific to the LBP646Cdw model.

2.5. Wireless Setup

The LBP646Cdw features easy wireless setup. Follow the on-screen instructions on the 5-line LCD screen to connect your printer to your Wi-Fi network. Ensure you select the appropriate network (e.g., 2.4GHz if available, as some users report better compatibility).

Canon imageCLASS LBP646Cdw printer with a smartphone showing mobile printing interface.

Image: The printer connected wirelessly, demonstrating mobile printing capabilities.

Video: An official Canon product overview, which includes a segment on simple Wi-Fi setup and mobile printing.

2.6. Driver Installation

For printing from computers, install the appropriate printer drivers for your operating system (Windows, macOS, or Chrome OS). Drivers can typically be downloaded from the official Canon support website. For mobile devices, download the Canon PRINT app, Apple AirPrint, or Mopria Print Service.

3. Operating Instructions

3.1. Basic Printing

The LBP646Cdw offers fast print speeds of up to 26 pages per minute (ppm) for both color and monochrome documents. The first print out time is approximately 10.3 seconds. The printer also supports automatic 2-sided (duplex) printing to save paper.

Hand retrieving a printed document from the Canon imageCLASS LBP646Cdw printer, illustrating fast printing speeds.

Image: A hand retrieving a document from the printer's output tray, demonstrating fast printing.

3.2. Mobile Device Printing

Print directly from your compatible mobile devices using the free Canon PRINT app, Apple AirPrint, or Mopria Print Service. Ensure your mobile device is connected to the same wireless network as the printer.

3.3. Using the LCD Screen

Navigate through the printer's features and settings using the 5-line LCD screen and the control panel buttons. The screen provides access to network settings, print options, and status information.

Close-up of the Canon imageCLASS LBP646Cdw printer's 5-line LCD screen and control panel.

Image: A close-up view of the printer's 5-line LCD screen and control panel.

4. Maintenance

4.1. Toner Replacement

When toner levels are low, the printer's LCD screen will display a notification. Replace cartridges with Canon Genuine Toner 075 or 075 H (high-capacity) to ensure optimal print quality and page yields. Refer to the toner installation section (2.3) for guidance.

Canon Genuine Toner 075 and 075 H cartridges for the LBP646Cdw printer.

Image: Canon Genuine Toner 075 and 075 H cartridges, compatible with the LBP646Cdw printer.

4.2. Cleaning

Regularly clean the exterior of the printer with a soft, dry cloth. Avoid using abrasive cleaners or solvents. For internal cleaning, consult the detailed user manual provided with your printer or the Canon support website.

5. Troubleshooting

If you encounter issues with your printer, consider the following common troubleshooting steps:

  • No Power: Ensure the power cord is securely connected to both the printer and a working electrical outlet.
  • Cannot Print: Check network connectivity (for wireless printing) or USB cable connection (for wired printing). Verify that the correct printer drivers are installed on your computer. Ensure there is paper in the tray and toner cartridges are properly installed.
  • Poor Print Quality: Check toner levels and replace any low cartridges. Perform a print head cleaning or calibration if available through the printer's menu or software.
  • Paper Jams: Follow the instructions on the LCD screen or in the detailed manual to clear any jammed paper. Ensure paper is loaded correctly and not overfilled.
  • Wireless Connectivity Issues: Confirm the printer is connected to the correct Wi-Fi network. Restart both the printer and your router. Some users report better stability with 2.4GHz networks over 5GHz.

For more detailed troubleshooting, refer to the comprehensive documentation provided with your printer or visit the Canon support website.

6. Specifications

Feature Specification
Brand Canon
Model Name Canon Color imageCLASS LBP646Cdw
Printing Technology Laser
Connectivity Technology USB, Wi-Fi, Ethernet
Printer Output Color
Maximum Print Speed (Color) 26 pages per minute
Max Printspeed Monochrome 26 pages per minute
Initial Page Print Time 10.3 seconds
Duplex Printing Automatic
Maximum Print Resolution 1200 x 1200 dots per inch
Paper Capacity 250-sheet standard cassette, 1-sheet multipurpose tray
Maximum Media Size Legal (8.5 x 14 inches)
Compatible Cartridge Canon Genuine Toner 075 / 075 H
Display Type 5-inch LCD Screen
Item Dimensions (D x W x H) 16.5"D x 16.8"W x 10.5"H
Item Weight 27.6 pounds
Special Features Energy Star, EPEAT Silver

7. Warranty and Support

The Canon Color imageCLASS LBP646Cdw printer comes with a 1-Year limited warranty. For detailed warranty information and terms, please refer to the documentation included with your product or visit the official Canon support website. Canon's service and support network is available for assistance with product inquiries, technical support, and warranty claims.

For further assistance, please visit the Canon Support Website.

© 2026 Canon Inc. All rights reserved. Specifications are subject to change without notice.

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