1. Introduction
The AURZEN BOOM 3 Smart Projector is a versatile 3-in-1 device designed to provide an immersive audiovisual experience. It combines a big-screen smart TV, a powerful speaker, and a TV stick into one unit. Featuring native 1080P resolution with 4K support, 500 ANSI lumens brightness, 36W Dolby Audio speakers, and intelligent screen adaptation, the BOOM 3 offers seamless entertainment for home, outdoor, gaming, and business use.
2. Safety Information
- Power Supply: Use only the provided power adapter. Ensure the voltage matches the projector's requirements (100-240V; 50-60Hz).
- Ventilation: Do not block ventilation openings. Ensure adequate airflow around the projector to prevent overheating.
- Liquid Exposure: Keep the projector away from water or other liquids. Do not operate in humid environments.
- Cleaning: Disconnect power before cleaning. Use a soft, dry cloth. Avoid abrasive cleaners.
- Handling: Handle with care. Avoid dropping or subjecting the projector to strong impacts.
- Lens: Do not look directly into the projector lens when the lamp is on, as it may cause eye damage.
3. Package Contents
Verify that all items are present in the package:
- 1 × Aurzen Smart Projector
- 1 × Power Cord
- 1 × HDMI Cable
- 1 × Remote Control (2 × AAA Batteries Required, not included)
4. Product Overview

Figure 4.1: Front view of the AURZEN BOOM 3 Smart Projector, showcasing its sleek design with the lens prominently featured.

Figure 4.2: Rear view of the projector, highlighting the various input/output ports including HDMI, USB, and audio jack.

Figure 4.3: Internal diagram illustrating the 2.2 channel speaker system with four powerful speakers (36W) for enhanced audio.
4.1 Components
- Projection Lens: High-quality lens for image projection.
- Control Knob: Located on top for navigation and volume control.
- HDMI Ports (x2): For connecting external devices like TV sticks, laptops, gaming consoles.
- USB Ports (x2): For connecting USB drives or other compatible accessories.
- 3.5mm Audio Jack: For connecting external headphones or speakers.
- Power Input: Connects to the power cord.
- Integrated Speakers: 36W 2.2 channel stereo speakers with Dolby Audio support.
5. Setup
5.1 Initial Power On
- Place the projector on a stable, flat surface or mount it according to your preference (tabletop, tripod, ceiling, wall). Ensure the projection path is clear.
- Connect the power cord to the projector's power input and then to a power outlet.
- Press the power button on the projector or the remote control to turn it on.
5.2 Remote Control Pairing
The remote control uses both Bluetooth and infrared. For full functionality, including control without direct line of sight, pair it via Bluetooth:
- Ensure the remote has 2 AAA batteries installed.
- Follow the on-screen instructions upon first power-on to pair the remote.
- If pairing is needed later, navigate to the Bluetooth settings on the projector and select the remote for pairing.
5.3 Intelligent Screen Adaptation
The BOOM 3 features advanced AI for automatic image adjustment:

Figure 5.1: The projector automatically adjusts focus and keystone for optimal viewing.
- Auto Focus: The projector uses AI focus with 9 directional gyros for instant clear images.
- 6D Keystone Correction: Automatically adjusts the screen from any angle.
- Auto Screen Alignment: Ensures the image fits perfectly on your screen.
- Intelligent Obstacle Avoidance: Automatically adjusts the image to avoid obstacles in the projection path.
These features activate automatically upon startup or movement. You can also use the focus button on the remote for best clarity and manually correct keystone if needed (optimal angle of projection: ≤ 20°).
5.4 Network Connection (Wi-Fi)
- From the home screen, navigate to Settings.
- Select 'Network' or 'Wi-Fi'.
- Choose your desired Wi-Fi network from the list.
- Enter the Wi-Fi password using the on-screen keyboard and confirm.
- The projector supports both 5G and 2.4G dual-band Wi-Fi for stable transmission.
6. Operating
6.1 Smart TV OS & Officially-Licensed Apps
The BOOM 3 is equipped with a self-developed smart TV OS, providing access to a vast library of content.

Figure 6.1: The BOOM 3 features officially licensed apps like Netflix, Prime Video, and YouTube.
- Accessing Apps: Certified Netflix, Prime Video, and YouTube streaming services are pre-installed. Launch them directly from the home screen with one click.
- Additional Content: Open Browser, My App, and the APP STORE are available for further entertainment options.
- Copyrighted Content: Note that copyrighted content from Hulu, Netflix, and similar services cannot be mirrored or screencast directly from a phone. For such content, connect a TV stick or computer via the HDMI port.
6.2 Connectivity
- HDMI: Connect devices like TV sticks, laptops, gaming consoles (Switch/PS5) using an HDMI cable. The projector supports 4K decoding, displaying content at native 1080P resolution.
- USB: Connect USB drives for media playback.
- Bluetooth 5.2: The bidirectional Bluetooth allows the projector to connect to external speakers or be used as a standalone Bluetooth speaker for your phone or other devices.
6.3 Image Adjustment
- Zoom Function: Resize the image from 50% to 100% without moving the projector. Access this feature through the projector's settings menu.
- Manual Keystone: While auto keystone is standard, you can fine-tune the image shape manually if needed via the settings.

Figure 6.2: Easily adjust the image size from 50% to 100% without physically moving the projector.
7. Maintenance
- Lens Cleaning: Use a soft, lint-free cloth specifically designed for optical lenses. Do not use abrasive materials or harsh chemicals. Gently wipe the lens to remove dust or smudges.
- Exterior Cleaning: Wipe the projector's exterior with a soft, dry cloth. For stubborn marks, a slightly damp cloth can be used, followed by a dry wipe.
- Ventilation: Periodically check the ventilation openings for dust accumulation. Use a soft brush or compressed air to clear any blockages.
- Storage: When not in use for extended periods, store the projector in a cool, dry place, ideally in its original packaging or a protective case, to prevent dust and damage.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No image or blurry image | Power issue, lens cap on, focus/keystone not adjusted, input source incorrect. | Check power connection. Remove lens cap. Allow auto-focus to complete or manually adjust focus/keystone. Verify correct input source (HDMI, USB). |
| No sound | Volume too low, mute enabled, external speaker not connected/paired, audio format not supported. | Increase volume. Disable mute. Ensure Bluetooth speaker is paired or HDMI audio is selected. Check if audio format is supported. |
| Remote control not working | Batteries low/dead, remote not paired, obstruction. | Replace batteries (2 AAA). Re-pair the remote via Bluetooth settings. Ensure no obstructions between remote and projector (for IR). |
| Wi-Fi connection unstable | Distance from router, interference, incorrect password. | Move projector closer to router. Reduce interference from other devices. Re-enter Wi-Fi password. Try restarting router and projector. |
| Projector overheats or shuts down | Blocked ventilation, prolonged use in hot environment. | Ensure ventilation openings are clear. Operate in a well-ventilated area. Allow projector to cool down if used for extended periods. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | Aurzen |
| Model Number | F503 |
| Display Resolution | Native 1920 x 1080 (4K Supported) |
| Brightness | 500 ANSI Lumens |
| Audio | 2.2 Channel 36W Speakers, 3D Dolby Audio |
| Connectivity | 5G+2.4G Dual-Band WiFi, Bidirectional Bluetooth 5.2, 2x HDMI, 2x USB, 3.5mm Audio |
| Special Features | 3-in-1 Projector, Netflix/Prime Video/YouTube Officially-Licensed, Smart TV OS, Auto Focus, Auto Keystone Correction, HDR10, MEMC Technology, Sealed Optical Engine |
| Product Dimensions | 8.85 x 6.69 x 8.46 inches |
| Item Weight | 5.8 pounds |
10. Warranty and Support
Aurzen products are designed for reliability and performance. For detailed warranty information, please refer to the official warranty card included with your product or visit the Aurzen official website.
For technical support, troubleshooting assistance, or any inquiries regarding your AURZEN BOOM 3 Smart Projector, please contact Aurzen customer service. You may also find additional resources, including a comprehensive user guide in PDF format, on the product's Amazon page under the 'Documents' section.
User Guide (PDF): Download Here
User Manual (PDF): Download Here





