1. Introduction
Welcome to the user manual for your Hisense Vidda 4K Smart Projector. This guide provides essential information to help you set up, operate, and maintain your projector for an optimal viewing experience. Please read this manual thoroughly before using the product.
Note: This product is a CN version and only supports Chinese and English operating languages.
2. Safety Information
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, and injury. Keep the projector away from water or moisture. Do not attempt to disassemble or modify the device. Ensure proper ventilation to prevent overheating.
3. Package Contents
Please check the box for the following items:
- Projector Unit (C5 Master, C3 Ultra, C3 Pro, or M2 Pro)
- Power Adapter
- Remote Control
- 2 x AA Batteries
- User Manual
- EPP Carrying Case

4. Product Overview
The Hisense Vidda series offers advanced 4K smart projectors designed for home theater and entertainment. Each model boasts unique features and design elements while sharing core technologies for superior image quality.
4.1 Model Variations
- C5 Master: The flagship model, featuring a distinctive design and advanced optical system.
- C3 Ultra: A compact and versatile projector with a sleek design.
- C3 Pro: An enhanced version of the C3, offering improved performance.
- M2 Pro: A portable and stylish projector, ideal for various settings.




5. Setup
5.1 Placement
Position the projector on a stable, flat surface. Ensure there is adequate space around the projector for ventilation. The optimal projection distance ranges from 0.8 to 5 meters, allowing for screen sizes from 100 to 300 inches. Refer to the projection distance chart for specific recommendations:

5.2 Power Connection
- Connect the power adapter to the projector's power input port.
- Plug the power adapter into a suitable electrical outlet.
5.3 Initial Adjustments
Upon powering on, the projector will typically perform automatic focus and keystone correction. If manual adjustment is needed:
- Focus: Use the remote control to access the focus settings and adjust for a clear image. The projector supports automatic focus.
- Keystone Correction: The projector features six-way keystone correction. Access this setting via the menu to correct distorted images if the projector is not perfectly perpendicular to the screen.
6. Operating Instructions
Your Hisense Vidda projector runs on Android 11, providing a smart and intuitive user interface.
6.1 Power On/Off
- Power On: Press the power button on the projector or the remote control.
- Power Off: Press and hold the power button on the remote control, then select 'Power Off' from the options.
6.2 Navigating the Interface
Use the remote control's directional pad and 'OK' button to navigate through the Android 11 operating system. Access apps, settings, and media content.
6.3 Connectivity
- Wireless Same Screen: The projector supports wireless screen mirroring. Follow the on-screen instructions to connect your compatible devices.
- Bluetooth 5.4: Connect Bluetooth audio devices (e.g., speakers, headphones) for enhanced sound.
- Gigabit Port: For stable and high-speed internet access, connect an Ethernet cable to the Gigabit port.

6.4 Image and Audio Settings
- Brightness: The projector offers 6800 CVIA lumens brightness. Adjust as needed for your viewing environment.
- Contrast: With an 8000:1 contrast ratio, fine-tune this setting for deeper blacks and brighter whites.
- Aspect Ratio: Switch between 16:9 and 4:3 aspect ratios to match your content.
- HDR Dynamic Mapping: This feature enhances picture brightness and darkness layers, improving detail in both bright and dark areas.
- 3D Playback: The projector supports 3D content. Ensure you have compatible 3D glasses.
- Game Mode: Optimize your gaming experience with dedicated game mode settings, including 240Hz high refresh rate support for 1080p.
- Curtain Adaptive: The projector supports curtain adaptive technology for optimized image quality on various screen types.

7. Maintenance
7.1 Lens Care
The projector features an all-glass lens with an 11-layer nano-coating. To maintain optimal image quality:
- Use a soft, lint-free cloth specifically designed for optical lenses.
- Gently wipe the lens surface to remove dust or smudges.
- Avoid using abrasive cleaners or excessive force, which can damage the coating.

7.2 Cooling System
The projector is equipped with a Jiao Long Integrated Liquid Cooling system to ensure efficient heat dissipation and stable performance. Ensure that the ventilation grilles are not obstructed.

7.3 General Care
- Keep the projector in a clean, dust-free environment.
- Avoid exposing the projector to extreme temperatures or humidity.
- When not in use, store the projector in its EPP carrying case to protect it from dust and impacts.
8. Troubleshooting
If you encounter issues with your projector, refer to the following common problems and solutions:
- No Image: Ensure the power adapter is securely connected and the projector is powered on. Check input source settings.
- Blurred Image: Adjust the focus manually if the automatic focus is not satisfactory. Ensure the lens is clean.
- Distorted Image: Use the keystone correction feature to adjust the image shape. Ensure the projector is placed on a stable surface.
- No Sound: Check the projector's volume settings and ensure external audio devices (if connected) are properly paired and powered on.
- Connectivity Issues: For wireless connections, ensure your device is within range and correctly paired. For wired connections, check cable integrity.
9. Specifications
| Feature | Specification |
|---|---|
| Brand | Vidda/Hisense |
| Model | C5 Master, C3 Ultra, C3 Pro, M2 Pro |
| CVIA Brightness | 6800lm |
| Physical Resolution | 3840*2160dpi |
| Maximum Support Resolution | 4K (4096*2160dpi) |
| Projector Type | DLP |
| Dimensions | 293*273*213mm |
| Weight | 8.8kg |
| Throw Ratio | 0.84-2.0:1 |
| Projection Distance | 0.8-5m |
| Lens Material | All-Glass (glass + resin), 11-layer nano-coating |
| Optical Zoom | Supported (Super Lossless Optical Zoom) |
| Aspect Ratio | 16:9; 4:3 |
| 3D Playback | Supported |
| Contrast Ratio | 8000:1 |
| Operating System | Android 11 |
| Operating Language | English, Chinese |
| Processor | MT9681 |
| Memory | 8GB RAM + 1TB Storage (C5 Master) |
| Wireless Connectivity | WiFi7, Bluetooth 5.4, Wireless Same Screen Support |
| Wired Connectivity | Gigabit Port |
| High Refresh Rate | 240Hz (supports 1080p@240Hz) |
| Speaker Power | 20W |
| Focus Mode | Automatic |
| Keystone Correction | Six-way correction |
| Built-in Battery | None |
| Application | Home Theater |




10. User Tips
- Optimize Gaming: For the best gaming experience, ensure your console or PC is connected via HDMI and activate the projector's Game Mode to take advantage of the 240Hz refresh rate.
- Maximize Image Quality: Experiment with the HDR Dynamic Mapping settings to fine-tune the contrast and detail for different types of content, from dark movies to bright sports.
- Placement Flexibility: Utilize the super lossless optical zoom and six-way keystone correction to achieve a perfect image even when the projector cannot be placed directly in front of the screen.
11. Warranty and Support
Your Hisense Vidda projector comes with a 1-Year warranty. For technical support, warranty claims, or service inquiries, please contact the seller or manufacturer directly. Refer to the contact information provided at the time of purchase.