1. Introduction
This manual provides essential information for the setup, operation, and maintenance of your Canon PIXMA TS3550i 3-in-1 Wireless Inkjet Printer. Please read this manual thoroughly before using the product to ensure correct and safe operation.
The Canon PIXMA TS3550i is a compact and efficient multifunction device, capable of printing, scanning, and copying documents and photos. Its wireless connectivity allows for flexible placement and printing from various devices, including smartphones and tablets.

Figure 1.1: Front view of the Canon PIXMA TS3550i printer in operation.
2. What's in the Box
Upon unboxing your Canon PIXMA TS3550i, verify that all components are present:
- Canon PIXMA TS3550i Printer
- Power Cord
- Setup Ink Cartridges (Black and Color)
- Setup CD-ROM (for Windows/Mac)
- Safety and Important Information Sheet
- Warranty Card
3. Setup
3.1 Initial Power On and Ink Cartridge Installation
- Remove all protective tapes and packing materials from the printer.
- Connect the power cord to the printer and then to a power outlet.
- Press the POWER button to turn on the printer.
- Open the front cover and the ink cartridge cover.
- Install the black and color ink cartridges into their respective slots until they click into place.
- Close the ink cartridge cover and then the front cover.
3.2 Paper Loading
Load paper into the rear paper tray. The printer supports various paper types and sizes up to A4. Adjust the paper guides to fit the paper snugly.

Figure 3.2: Loading paper into the rear paper tray.
3.3 Software Installation and Wireless Connection
For full functionality, install the printer drivers and software from the provided CD-ROM or download them from the official Canon website. Follow the on-screen instructions for setup, including connecting the printer to your Wi-Fi network.
- Ensure your computer or mobile device is connected to the same Wi-Fi network as the printer.
- Use the Canon PRINT Inkjet/SELPHY app for easy setup and printing from smartphones and tablets.

Figure 3.3: Wireless printing from a mobile device using the Canon PRINT app.
4. Operating the Printer
4.1 Control Panel Overview
The printer features an LCD screen and intuitive buttons for easy operation.

Figure 4.1: Close-up of the control panel.
- POWER Button: Turns the printer on or off.
- Wireless Button: Initiates or checks wireless connection status.
- Information Button: Prints network settings or other printer information.
- Black/Color Ink Lights: Indicate ink levels.
- LCD Screen: Displays status and error codes.
- Stop Button: Cancels current operation.
- Start (Black/Color) Buttons: Initiates copy or scan operations in black and white or color.
4.2 Printing Documents and Photos
You can print from a computer, smartphone, or tablet via Wi-Fi. Ensure the printer is selected as the output device in your application's print dialogue.
- For borderless photo printing up to A4 size, select the appropriate settings in your print driver.
4.3 Scanning Documents
Place the document face-down on the scanner glass. Use the Canon IJ Scan Utility on your computer or the Canon PRINT app on your mobile device to initiate scanning. You can save scanned documents to your device or cloud storage.
4.4 Copying Documents
Place the document face-down on the scanner glass. Press either the Black or Color Start button on the control panel to make a copy. You can make multiple copies by pressing the button repeatedly.

Figure 4.4: Printer in an office environment, demonstrating its multifunction capabilities.
5. Maintenance
5.1 Replacing Ink Cartridges
When an ink cartridge is low or empty, an indicator light on the control panel will illuminate. Replace cartridges as follows:
- Ensure the printer is on.
- Open the front cover and the ink cartridge cover.
- Press down on the empty cartridge to release it, then pull it out.
- Unpack the new Canon PG-575 (Black) or CL-576 (Color) cartridge (or XL versions).
- Insert the new cartridge firmly into its slot until it clicks.
- Close the ink cartridge cover and then the front cover.

Figure 5.1: The PIXMA Print Plan, an optional service for automatic ink delivery.
5.2 Cleaning the Printer
Regular cleaning helps maintain print quality and extends the printer's lifespan.
- Wipe the exterior of the printer with a soft, damp cloth.
- Clean the scanner glass regularly with a lint-free cloth and glass cleaner.
- Perform print head cleaning and nozzle check from the printer's maintenance utility on your computer if print quality degrades.
6. Troubleshooting
This section addresses common issues you might encounter.
| Problem | Possible Cause | Solution |
|---|---|---|
| Printer does not turn on | Power cord not connected; Power outlet issue | Ensure power cord is securely connected; Try a different power outlet. |
| Cannot print wirelessly | Wi-Fi connection issue; Printer not selected | Check Wi-Fi status on printer and device; Reconnect to network; Select printer in print dialogue. |
| Poor print quality | Low ink; Clogged print head; Incorrect paper type | Replace ink cartridges; Perform print head cleaning; Use recommended paper. |
| Paper jam | Paper loaded incorrectly; Foreign object inside | Remove jammed paper carefully; Ensure paper is loaded correctly; Check for obstructions. |
| Error code on LCD | Specific printer issue | Refer to the online manual or Canon support for specific error code meanings and solutions. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | TS3550i |
| Model Number | 4977C006 |
| Functions | Print, Scan, Copy (3-in-1) |
| Print Technology | Inkjet |
| Connectivity | Wi-Fi, USB |
| Max Print Resolution (Color) | 4800 x 1200 dpi |
| Max Print Resolution (Black) | 4800 x 1200 dpi |
| Max Print Speed (Color) | 4 pages per minute |
| Max Print Speed (Monochrome) | 7.7 pages per minute |
| Duplex Printing | Yes (Manual) |
| Scanner Type | Flatbed |
| Max Copy Speed (Black) | 3 images per minute |
| Max Paper Size | A4 |
| Paper Capacity | 60 sheets |
| Display Type | LCD (3.7 cm) |
| Compatible Operating Systems | Windows 11, Windows 10, Windows 8.1, macOS 10.14 Mojave, macOS 10.12 Sierra |
| Dimensions (L x W x H) | 32.7 x 43.5 x 14.5 cm |
| Weight | 4 kg |
8. Warranty and Support
8.1 Manufacturer's Warranty
This product comes with a 2-year workshop return manufacturer's warranty, except for purchases made through marketplace sellers. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For further assistance, technical support, or to download the latest drivers and software, please visit the official Canon support website for your region. You can also find FAQs and troubleshooting guides online.
For more information, visit: www.canon.com