DITONG HY300 Plus HD Projector

1. Introduction

The DITONG HY300 Plus is an advanced portable HD projector designed to deliver a superior viewing experience. Featuring 4K decoding support with a native 1280x720P resolution, Android 11 operating system, dual-band WiFi (2.4G/5G), and Bluetooth 5.0, this projector offers seamless connectivity and smart functionality. Its compact design, 180° free rotation, electric focus, and automatic keystone correction make it versatile for various entertainment needs, from home theater to gaming and screen mirroring from your mobile devices.

2. Safety Instructions

Please read this manual carefully before use and keep it for future reference. Following these safety instructions will increase the life of your projector and prevent potential hazards.

• The projector is not dustproof or waterproof. Do not expose it to rain or fog.
• Use only the original power adapter. The projector should operate under the specified rated power supply.
• When the projector is working, do not look directly into the lens. The strong light can cause eye discomfort or slight pain. Children should use the projector under adult supervision.
• Do not cover the vents of the projector. Overheating can reduce the projector's lifespan and pose a safety risk.
• Regularly clean projector vents to prevent dust accumulation from causing cooling malfunctions.
• Do not use the projector in greasy, damp, dusty, or smoky environments. Oil or chemicals can cause malfunctions.
• Handle the projector with care during daily use.
• Disconnect the power if the projector will not be used for a long time.
• Non-professionals are forbidden to disassemble the projector for testing and maintenance.
• Do not bend or drag the power cord. Do not place the power cord under the projector or any heavy objects.
• Do not cover the power cord with other soft materials.
• Do not heat the power cord.
• Avoid touching the power adapter with wet hands.

3. Package Contents

Please check the package contents upon unboxing:

• DITONG HY300 Plus Projector Unit
• Remote Controller
• Power Cable (specific plug type based on region)
• User Manual (this document, and a PDF version is available here)

4. Product Overview

4.1. Projector Structure

The DITONG HY300 Plus features a cylindrical design with a rotating base for flexible projection angles. Key components include:

• Lens: The projection lens is located at the front. Ensure the protective cover is removed before use.
• ON/OFF Button: Located on the top of the projector.
• Vents: Air inlet and outlet vents are present to ensure proper cooling. Do not obstruct them.
• Ports: Includes HD (HDMI), USB, and Headset jack.
• Power Input: For connecting the power adapter.
• 1/4 Screw Hole: Located on the bottom for mounting on a tripod or ceiling mount.

4.2. Remote Control Functions

The remote control provides convenient access to all projector functions:

• ON/OFF: Power on/off the projector.
• F (Focus): Adjust electric focus.
• DIRECTIONS (Navigation): Up, Down, Left, Right for menu navigation.
• OK: Confirm selection.
• HOME: Return to the home screen.
• VOL+/-: Adjust volume.
• RETURN: Go back to the previous screen.
• SWITCH TO MOUSE CONTROL: Toggle mouse mode for easier navigation.

5. Setup

5.1. Initial Placement and Power Connection

1. Place the projector on a stable, flat surface or mount it using the 1/4 screw hole on the bottom. The projector supports 180° rotation for flexible projection angles (see Figure 4).
2. Connect the appropriate power cable for your region (US, EU, UK, AU plugs are available) to the projector's power input and then to a power outlet.
3. Remove the protective cover from the lens (see Figure 5).

5.2. Focus Adjustment

The projector features electric focusing for a clear image:

1. Turn on the projector.
2. Use the 'F' button on the remote control to adjust the focus until the image is sharp and clear.

5.3. Keystone Correction

The projector supports automatic keystone correction to ensure a rectangular image even when projected at an angle.

• The projector automatically corrects vertical keystone distortion.
• For manual adjustments or further fine-tuning, navigate to Settings > Projection Setting > Keystone Correction.

6. Operating Instructions

6.1. General Navigation

Use the remote control's navigation buttons (DIRECTIONS and OK) to move through menus and select options. The HOME button returns you to the main screen, and RETURN goes back to the previous screen.

6.2. Networking Setting (Wi-Fi)

1. Go to Settings > Networking Setting.
2. Toggle Wi-Fi to "ON".
3. Select your desired Wi-Fi network ID from the list.
4. Enter the password to connect to the internet.

6.3. Language Setting

1. Go to Settings > Language Setting.
2. Select your preferred language and input method.

6.4. Bluetooth Setting

1. Go to Settings > BT setting.
2. Toggle Bluetooth to "ON".
3. Click "Refresh Device" and choose the desired device to pair (e.g., Bluetooth speakers, keyboard, mouse).

6.5. Other Settings

Access additional settings such as Application settings, Factory Reset, and Developer options via Settings > Other Setting.

6.6. Projection Setting

Adjust projection mode and keystone correction:

1. Go to Settings > Projection Setting.
2. Configure options like Screen Zoom, Projection Mode (Throwing, Ceiling, Back Projection, Mirror Image), and Keystone Correction.

6.7. Date and Time Setting

Set your timezone, time format, date format, and automatically determine date and time via Settings > Date And Time Setting.

6.8. Screen Mirroring (Miracast/Airplay)

The projector supports screen mirroring for both Android and Apple devices.

For Android Devices (Miracast):

1. Ensure your Android device (phone, tablet) and the projector are connected to the same local wireless LAN.
2. On the projector, navigate to Home Screen > My Apps > Miracast to open the Miracast service.
3. On your Android device, open the settings menu, access display settings or screen mirroring, and select your Miracast receiver (the projector).

For Apple Devices (Airplay):

1. Ensure your Apple device (iPhone, iPad) and the projector are connected to the same local wireless LAN.
2. On the projector, navigate to Home Screen > My Apps > Airpin to open the Airpin service.
3. On your Apple device, turn on phone mirroring (Screen Mirroring) and select the projector.

6.9. DLNA

The projector supports DLNA/UPnP media streaming. You can play media from a DMS/NAS (Digital Media Server/Network Attached Storage) if available on your network.

6.10. Connecting External Devices (HDMI, USB)

The projector is equipped with HDMI and USB ports for connecting various external devices:

• HDMI: Connect devices like laptops, gaming consoles, or streaming sticks using an HDMI cable. After connecting, select the HDMI input source from the projector's menu.
• USB: Connect USB drives to play media files (JPG, BMP, PNG images; HEVC/VP9/AVS2/AVC 4K@60fps, MPEG1/MPEG2/AV1 1080p/60fps videos).
• Headset Jack: Connect external headphones or speakers if desired.

7. Specifications

8. Troubleshooting

If you encounter issues with your projector, refer to the following common problems and solutions:

• No Power: Ensure the power cable is securely connected to both the projector and a working power outlet. Check if the power adapter is functioning correctly.
• Blurry Image: Use the electric focus function via the remote control to adjust the image clarity. Ensure the projection surface is flat and the projector is within the recommended projection distance.
• Distorted Image (Trapezoid Shape): The projector has automatic keystone correction. If the image is still distorted, manually adjust keystone settings in Settings > Projection Setting > Keystone Correction.
• No Wi-Fi Connection: Verify that Wi-Fi is enabled in Settings > Networking Setting and that you have entered the correct password for your network. Ensure the projector is within range of your Wi-Fi router.
• Screen Mirroring Not Working: For Miracast (Android) and Airplay (iPhone), ensure both your mobile device and the projector are connected to the same Wi-Fi network. Follow the specific steps for Miracast or Airplay in the Operating Instructions section.
• No Sound: Check the volume settings on both the projector and the connected source device. If using external speakers, ensure they are properly connected and powered on.
• No Signal from HDMI/USB: Ensure the cable is securely connected to both the projector and the source device. Select the correct input source (HDMI or USB) from the projector's menu.
• Netflix/Streaming App Issues: Some streaming apps may have compatibility restrictions on projectors. Ensure the app is updated to the latest version. If direct app usage is not possible, consider using screen mirroring from a compatible device or connecting a streaming stick via HDMI.

9. Maintenance

Proper maintenance ensures the longevity and optimal performance of your projector:

• Cleaning the Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Do not use abrasive cleaners or harsh chemicals.
• Cleaning Vents: Regularly check and clean the air inlet and outlet vents to prevent dust buildup, which can hinder cooling and lead to overheating. Use a soft brush or compressed air.
• Storage: When not in use, store the projector in a cool, dry, and dust-free environment. Use the lens protective cover to prevent scratches.
• Power Off Properly: Always power off the projector using the designated button and allow it to cool down before unplugging or moving.

10. User Tips

• Netflix Compatibility: While the projector runs Android, some users report issues with Netflix on certain projector models. If you experience this, try updating the Netflix app or consider using screen mirroring from a phone/tablet, or connecting a dedicated streaming device via HDMI.
• iPhone Mirroring: Yes, the projector is compatible with iPhones via Airplay. Ensure both devices are on the same Wi-Fi network and follow the Airplay instructions in Section 6.8.
• Ceiling Mounting: The projector includes a standard 1/4 inch screw hole on its base, making it compatible with most universal projector ceiling mounts or tripods.
• Optimal Viewing Distance: For the best experience, aim for a projection distance between 1.2 to 4 meters, which yields a screen size of 40 to 130 inches.

11. Warranty and Support

For warranty information, technical support, or service inquiries, please refer to the official DITONG website or contact your retailer. Keep your purchase receipt as proof of purchase.

12. FCC Statement

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may cause undesired operation.

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

The device has been evaluated to meet general RF exposure requirements. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body.