Introduction
Thank you for purchasing the DITONG HY300 Pro Plus Projector. This manual provides essential information for setting up, operating, and maintaining your projector. Please read it thoroughly before use to ensure optimal performance and safety.
Safety Information
- Do not look directly into the projector lens when the lamp is on.
- Ensure proper ventilation around the projector to prevent overheating.
- Keep the projector away from water or other liquids.
- Use only the provided power adapter.
- Avoid placing the projector on unstable surfaces.
- Do not attempt to disassemble or repair the projector yourself. Contact qualified service personnel.
Package Contents
Please check the box for the following items:
- DITONG HY300 Pro Plus Projector
- Remote Control
- Power Cord (EU/US/AU/UK Plug, depending on selection)
- User Manual (this document)
- Lens Protector

Specifications
| Feature | Specification |
|---|---|
| Brand Name | DITONG |
| System | Android |
| Optical Resolution | 1280x720dpi (Native 720P, supports 1080P/4K) |
| Brightness | 9000 Lumens (300 ANSI Lumens) |
| Projected Dimension | 40-130 inches |
| Projection Technology | LCD |
| Screen Scale | 4:3/16:9 |
| Zoom | x 1.2 |
| Portable | Yes |
| Use | Home |
| Type | Digital Projector |
| Home Theater Projector | Yes |
| Projection Distance | 1.2m-4m |
| Weight | 0.59Kg (HY300 Plus) |
| Input/Output | 3.5mm Earphone Out, HDMI, POWER, USB |
| Remote controller included | Yes |
| Built-in Speaker | Yes |
| Bluetooth-compatible | Yes (BT 5.2) |
| Keystone Correction | Electronic Correction, Auto Correction (Auto Keystone, 4P/4D Keystone) |
| Light Source | Led Light |
| Certification | CE, FCC, RoHS, KC |
| Power Source | AC |
| Inbox adaptor | Yes |
| Chip | Allwinner H713 Mali-G31 |
| Connectivity | Dual band WiFi 2.4G & 5G (WiFi6) |
| Noise Level | < 25dB |



Setup Guide
1. Physical Placement
- Place the projector on a stable, flat surface.
- Ensure the projection surface (wall or screen) is clean and smooth.
- The projector supports 180° rotation, allowing for flexible placement (e.g., ceiling projection).

2. Power Connection
- Connect the provided power cord to the 'AC IN' port on the projector.
- Plug the other end of the power cord into a suitable power outlet.
- Press the POWER ON/OFF button to turn on the projector.

3. Initial Boot & Focus Adjustment
- Upon first boot, the projector may guide you through initial setup steps for the Android system.
- Use the remote control to adjust the focus. The HY300 Pro Plus features electric focus.

4. Network Connection (Wi-Fi)
- Navigate to the Settings menu on the projector.
- Select 'Network & Internet' or 'Wi-Fi'.
- Choose your desired Wi-Fi network and enter the password. The projector supports dual-band Wi-Fi 6 (2.4G & 5G).
5. Bluetooth Connection
- Go to Settings and select 'Bluetooth'.
- Turn on Bluetooth and search for available devices.
- Select your Bluetooth speaker, headphones, or other compatible device to pair. The projector features Bluetooth 5.2.

6. Screen Mirroring (iOS/Android)
- Ensure your smartphone (iPhone or Android) and the projector are connected to the same Wi-Fi network.
- On the projector, select the 'Screen Mirroring' or 'Miracast' application.
- On your smartphone, activate screen mirroring (e.g., 'Screen Mirroring' on iOS, 'Smart View'/'Cast' on Android) and select the projector from the list of devices.

7. Connecting External Devices (HDMI, USB)
- HDMI: Connect a device like a laptop, gaming console, or Blu-ray player to the HDMI port. Select the HDMI input source on the projector.
- USB: Insert a USB drive into the USB port to play media files directly. The Android system will allow you to browse and play content.
Operating Instructions
1. Basic Navigation
- Use the remote control's directional buttons and 'OK' button to navigate the Android interface.
- The 'Back' button returns to the previous screen.
- The 'Home' button takes you to the main Android home screen.
2. Keystone Correction
The projector features automatic and manual keystone correction to adjust the image shape if the projector is not perfectly perpendicular to the screen.
- Auto Keystone: The projector will attempt to correct the image automatically.
- 4P/4D Keystone: For more precise adjustments, navigate to the keystone settings in the menu to manually adjust each corner or side of the projected image.

3. Media Playback & App Usage
- The Android 11 system allows you to download and use various streaming apps, media players, and other applications from the app store.
- Use the built-in media player to play content from USB drives or network sources.

Maintenance
1. Cleaning
- Use a soft, dry cloth to clean the exterior of the projector.
- For the lens, use a specialized lens cleaning cloth and solution. Do not use abrasive materials.
- Regularly clean the ventilation openings to ensure proper airflow.
2. Lens Protection
- Always place the lens protection cover on the projector when not in use to prevent dust and scratches.

Troubleshooting
- No Power: Ensure the power cord is securely connected to both the projector and the power outlet. Try a different outlet.
- No Image: Check the input source selection. Ensure the lens cap is removed. Adjust focus.
- Blurry Image: Adjust the electric focus using the remote control. Ensure the projection distance is within the recommended range (1.2m-4m).
- Image is Crooked: Use the Auto Keystone or 4P/4D Keystone correction features in the settings menu.
- No Sound: Check the volume settings on the projector and any connected external audio devices. Ensure Bluetooth audio is correctly paired if used.
- Cannot Connect to Wi-Fi/Bluetooth: Ensure the Wi-Fi network is active and the password is correct. For Bluetooth, ensure the device is in pairing mode and within range.
- Screen Mirroring Issues: Verify both the phone and projector are on the same Wi-Fi network. Restart both devices and try again.
User Tips
- iPhone Connectivity: Yes, you can use this projector with an iPhone via Wi-Fi screen mirroring. Ensure both devices are on the same Wi-Fi network and use the projector's screen mirroring function.
- Cable Connection for Phones: You can connect a phone via cable if your phone supports video output through its USB port (e.g., USB-C to HDMI adapter). This allows for direct projection of movies or other content.
- Optimal Viewing: For the best experience, use the projector in a dark room. The recommended projection size is between 40-130 inches.
Warranty and Support
The DITONG HY300 Pro Plus Projector comes with a standard manufacturer's warranty. For detailed warranty terms and conditions, please refer to the documentation provided at the time of purchase or contact your retailer. For technical support or service inquiries, please reach out to DITONG customer service.




