1. Introduction
This manual provides essential information for the safe and efficient use of your Canon G3910/G3910N Wi-Fi Wireless Inkjet Multifunction Printer. This device is designed to offer high-quality printing, scanning, and copying functionalities with the convenience of wireless connectivity. Please read this manual thoroughly before using the printer and keep it for future reference.

Figure 1: Canon G3910/G3910N Multifunction Inkjet Printer in red, showcasing its compact design and paper trays.

Figure 2: Canon G3910/G3910N Multifunction Inkjet Printer in navy, showing its sleek design.
2. Setup
2.1 Unboxing and Initial Placement
Carefully remove the printer from its packaging. Place the printer on a stable, flat surface with adequate space around it for ventilation and access to paper trays and ink tanks. Ensure the power cable can reach an electrical outlet without strain.
2.2 Power Connection
- Connect the power cord to the printer's power input.
- Plug the other end of the power cord into a wall outlet.
- Press the power button to turn on the printer.
2.3 Ink Filling
The Canon G3910/G3910N utilizes a high-capacity ink tank system. Follow these steps to fill the ink tanks:
- Open the ink tank cover on the printer.
- Carefully open the cap for each color tank (Black, Cyan, Magenta, Yellow).
- Align the nozzle of the corresponding ink bottle with the inlet of the ink tank. The bottles are designed to prevent incorrect filling.
- Allow the ink to flow into the tank until it reaches the upper limit line. Do not overfill.
- Close the ink tank caps securely and then close the ink tank cover.

Figure 3: Visual representation of the printer's high-capacity ink tanks and refill bottles, indicating cost-effective printing with up to 7,000 color and 6,000 black pages.
2.4 Paper Loading
Load paper into the rear tray. Ensure the paper guides are adjusted to fit the paper size snugly to prevent misfeeds.
2.5 Wireless Connection (Wi-Fi)
The G3910/G3910N supports Wi-Fi connectivity for convenient printing from various devices.
- Ensure your printer is powered on.
- Access the wireless setup menu on the printer's control panel.
- Select your Wi-Fi network (SSID) from the list of available networks.
- Enter your Wi-Fi password if prompted.
- Once connected, the Wi-Fi indicator on the printer will illuminate steadily.

Figure 4: Diagram illustrating the printer's Wi-Fi wireless connection capability, allowing direct printing from smartphones and tablets without needing a computer.
3. Operating Instructions
3.1 Printing
You can print documents and photos from your computer, smartphone, or tablet via Wi-Fi or USB connection.
- Ensure the printer is connected to your device and powered on.
- Open the document or photo you wish to print.
- Select 'Print' from the application's menu.
- Choose your Canon G3910/G3910N printer.
- Adjust print settings such as paper size, print quality, and color options as needed. The printer supports full-frame A4 borderless printing for photos.
- Click 'Print'.

Figure 5: Image highlighting the superior print quality with darker black and magenta inks, and the ability to perform full-frame A4 borderless printing.
3.2 Scanning
Use the flatbed scanner to digitize documents and photos.
- Place the document face-down on the scanner glass, aligning it with the alignment mark.
- Close the scanner lid gently.
- On your computer, open the scanning software (e.g., Canon IJ Scan Utility) or initiate a scan from your device.
- Select scan settings such as resolution, color mode, and destination folder.
- Start the scan.
3.3 Copying
The printer allows for direct copying without a computer.
- Place the original document face-down on the scanner glass.
- Close the scanner lid.
- On the printer's control panel, select the copy function.
- Adjust settings like number of copies, paper size, and intensity if available.
- Press the 'Start' button (usually a black or color button) to begin copying.
3.4 Special Features: Government24 Printing
The Canon G3910/G3910N series supports printing official documents from services like Government24, providing convenience for users to print necessary civil service documents from home.

Figure 6: Image demonstrating the printer's capability to easily print official documents, such as those from Government24, from a home or office setting.
4. Maintenance
4.1 Ink Refill
The printer features an integrated ink tank system designed for easy and mess-free refilling. When an ink tank level is low, simply purchase the genuine Canon GI-990 ink bottles (Black, Cyan, Magenta, Yellow) and follow the ink filling instructions in Section 2.3. Regular monitoring of ink levels helps prevent print quality issues.
4.2 Cleaning
Regular cleaning helps maintain optimal print quality and extends the life of your printer.
- Exterior Cleaning: Wipe the exterior of the printer with a soft, damp, lint-free cloth. Do not use abrasive cleaners or solvents.
- Print Head Cleaning: If print quality deteriorates (e.g., streaks, faded colors), perform a print head cleaning from the printer's maintenance menu or through the printer driver on your computer.
- Roller Cleaning: If paper feeding issues occur, clean the paper feed rollers as instructed in the printer's software utility.
5. Troubleshooting
5.1 Common Issues and Solutions
- Printer not turning on: Ensure the power cord is securely connected to both the printer and a working electrical outlet.
- No power: Check the power button and the power source.
- Printer not responding: Check the USB cable connection or Wi-Fi connection status. Restart both the printer and your computer/device.
- Poor print quality: Perform a print head cleaning and nozzle check. Ensure ink tanks are adequately filled. Use genuine Canon ink.
- Paper jams: Remove any jammed paper carefully, following the instructions in the printer's display or software. Ensure paper is loaded correctly and not creased or damaged.
- Wi-Fi connection issues: Verify your Wi-Fi network name and password. Ensure the printer is within range of your wireless router. Try restarting your router and printer.
6. Specifications
| Feature | Specification |
|---|---|
| Product Name | G3910 / G3910N |
| Functions | Print, Copy, Scan |
| Print Method | Inkjet |
| Print Resolution | 4800 x 1200 dpi |
| Print Speed (Black) | Approx. 8.8 ipm |
| Print Speed (Color) | Approx. 5.0 ipm |
| Paper Feeding Method | Rear Tray |
| Paper Capacity | 100 sheets |
| Duplex Printing | Manual |
| Scan Method | Flatbed |
| Scan Resolution | 600 x 1200 dpi |
| Copy Speed | Approx. 3.5 ipm |
| Connection Method | USB, Wi-Fi |
| Dimensions (W x D x H) | 445 x 330 x 163 mm |
| Weight | 6.3 kg |
| Ink Type | GI-990 (Black, Cyan, Magenta, Yellow) |
| Supported OS | Windows, macOS |
| Power | AC 100-240V, 50/60Hz |
| Power Consumption | Printing: Approx. 11W, Standby: Approx. 0.6W |
| Battery Included | No |
| Origin | VN (Vietnam) |

Figure 7: Detailed specifications for the Canon G3910/G3910N printer, including print resolution, speed, and ink types.

Figure 8: Diagram showing the compact dimensions (445mm x 330mm x 163mm) and weight (6.3kg) of the Canon G3910/G3910N printer, along with available color variations.
7. User Tips
- Ink Bottle Numbers: For refilling, always use genuine Canon GI-990 ink bottles. The specific ink numbers are GI-990 BK (Black), GI-990 C (Cyan), GI-990 M (Magenta), and GI-990 Y (Yellow).
- Wireless Convenience: Leverage the Wi-Fi connectivity to print directly from your smartphone or tablet using the Canon PRINT Inkjet/SELPHY app for maximum convenience.
- Cost-Effective Printing: The high-capacity ink tanks are designed for economical printing. Monitor ink levels regularly to avoid running out during important print jobs.
- Borderless Printing: For high-quality photo prints, utilize the full-frame A4 borderless printing feature. Ensure you select the correct paper type and settings in your print driver.
8. Warranty and Support
Your Canon G3910/G3910N printer comes with a manufacturer's warranty. Please refer to the warranty card included with your product for specific terms and conditions, including the warranty period and coverage details. For technical support, service, or warranty claims, please contact Canon customer support or an authorized service center in your region. Keep your purchase receipt as proof of purchase.





