CACACOL HY350
CACACOL HY350 Home Projector User Manual
Model: HY350
1. Introduction
This user manual provides comprehensive instructions for the safe and efficient operation of your CACACOL HY350 Home Projector. Please read this manual thoroughly before using the projector and retain it for future reference.
Product Overview
The CACACOL HY350 is a versatile home projector designed to deliver a high-quality viewing experience. Featuring native 1080p resolution with 4K hardware decoding support, 800 ANSI lumens brightness, and an Allwinner H713 Quad-Core processor, it offers clear, bright, and vivid images. It includes a built-in Hi-Fi speaker and runs on Android TV OS for smart functionality.

Figure 1.1: Front view of the CACACOL HY350 Home Projector, showcasing its lens and ventilation grilles.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following safety precautions:
- Power Supply: Use only the provided power adapter. Ensure the voltage matches the projector's requirements.
- 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 damp environments.
- Cleaning: Unplug the projector before cleaning. Use a soft, dry cloth. Do not use liquid or aerosol cleaners.
- Eye Safety: Do not look directly into the projector lens when the lamp is on. The bright light can cause eye damage.
- Placement: Place the projector on a stable, level surface. Avoid placing it in direct sunlight or near heat sources.
- Servicing: Do not attempt to repair the projector yourself. Refer all servicing to qualified personnel.
3. What's in the Box
Upon unboxing your CACACOL HY350 Home Projector, please verify that all the following items are included:
- CACACOL HY350 Home Projector
- Remote Control
- Power Adapter
- User Manual (this document)
4. Product Features
The CACACOL HY350 Home Projector is equipped with advanced features for an enhanced viewing experience:
- Native 1080p & 4K Support: Delivers crisp Full HD images and supports 4K video input for superior clarity.
- High Brightness: Up to 800 ANSI lumens for bright and vivid projections, even in moderately lit rooms.
- Electric Focus & Auto Keystone Correction: Effortlessly achieve a clear and perfectly rectangular image with one-button electric focus and automatic keystone correction.
- Android TV 11.0 OS: Built-in smart operating system with access to various apps and streaming services.
- Integrated Hi-Fi Speaker: Provides 360° stereo surround sound for an immersive audio experience.
- Dustproof Design: Upgraded fully sealed optical engine effectively prevents dust ingress, ensuring longevity.
- Quiet Operation: Silent cooling system operates at ≤35dB for minimal noise disturbance.
- Connectivity: Multiple ports including HDMI, USB, and audio interface, plus Wi-Fi and Bluetooth for versatile connections.

Figure 4.1: The projector's capability to display stunning 1080P resolution with support for 4K input, enhancing visual clarity.

Figure 4.2: Illustration of the projector's high-quality LED light source, offering over 30,000 hours of usage time and 350 ANSI lumens brightness.

Figure 4.3: Diagram highlighting the Allwinner H713 Quad-core ARM Cortex-A53 processor, supporting advanced graphics APIs.

Figure 4.4: The projector's silent cooling system, designed to operate at less than 35dB, ensuring a quiet viewing environment.
5. Setup Guide
5.1 Initial Placement
Choose a flat, stable surface for the projector. Ensure there is sufficient space around the unit for proper ventilation. The projection distance will determine the screen size.

Figure 5.1: The flexibility to project various screen sizes (e.g., 40", 100", 150") by adjusting the distance from the projection surface.
5.2 Power Connection
- Connect the power adapter to the projector's power input port.
- Plug the power adapter into a wall outlet.
- Press the power button on the projector or remote control to turn it on.
5.3 Focus and Keystone Correction
The HY350 features electric focus and automatic keystone correction for a perfect image.
- Electric Focus: Use the remote control to adjust the focus until the image is sharp and clear.
- Auto Keystone Correction: The projector will automatically adjust the image to be rectangular. If further adjustment is needed, manual 4P correction is available in the settings.

Figure 5.2: The remote control used to activate and adjust the electronic focus feature for a sharp image.

Figure 5.3: The projector's integrated automatic keystone correction, ensuring a perfectly rectangular display even when placed at an angle.
5.4 Connectivity
Connect your devices using the available ports or wireless options:
- HDMI: Connect Blu-ray players, game consoles, or laptops.
- USB: Play media from USB drives.
- Wi-Fi: Connect to your home network for online streaming and app access.
- Bluetooth: Pair with external Bluetooth speakers or headphones for enhanced audio.
6. Operating Instructions
6.1 Navigating Android TV OS
The HY350 runs on Android TV OS, providing a smart interface for content access.
- Use the remote control's directional pad to navigate menus.
- Press the "OK" button to select items.
- Access the Google Play Store to download additional apps.

Figure 6.1: The compact and portable design of the projector, easily held in one hand, making it convenient for transport and setup in various locations.
6.2 Adjusting Settings
Access the settings menu to customize your viewing experience:
- Picture Settings: Adjust brightness, contrast, color, and aspect ratio.
- Sound Settings: Control volume and audio output options.
- Network Settings: Configure Wi-Fi and Ethernet connections.
- System Settings: Manage language, date/time, and software updates.
7. Maintenance
Regular maintenance ensures the longevity and optimal performance of your projector.
7.1 Cleaning the Lens
Use a professional lens cleaning cloth or air blower to gently remove dust and smudges. Avoid touching the lens directly with your fingers.
7.2 Cleaning the Projector Body
Wipe the exterior with a soft, dry, lint-free cloth. Do not use abrasive cleaners, waxes, or solvents.
7.3 Ventilation
Ensure the projector's ventilation ports are clear of obstructions. Proper airflow is crucial to prevent overheating and maintain performance.
7.4 Storage
When not in use for extended periods, store the projector in a cool, dry place, protected from dust and extreme temperatures.
8. Troubleshooting
If you encounter issues with your CACACOL HY350 projector, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen | Power cable disconnected; Incorrect input source; Lens cap on. | Check power connection; Select correct input (HDMI, USB); Remove lens cap. |
| Blurry image | Out of focus; Incorrect keystone correction. | Adjust electric focus using remote; Perform auto or manual keystone correction. |
| No sound | Volume too low; Muted; External audio device not connected properly. | Increase volume; Unmute; Check audio cable connections or Bluetooth pairing. |
| Remote control not working | Dead batteries; Obstruction between remote and projector. | Replace batteries; Ensure clear line of sight to the projector's IR receiver. |
| Overheating warning | Blocked ventilation; Prolonged use in hot environment. | Ensure vents are clear; Turn off and allow to cool; Operate in a well-ventilated area. |
9. Specifications
Detailed technical specifications for the CACACOL HY350 Home Projector:
| Feature | Detail |
|---|---|
| Brand | CACACOL |
| Model Number | HY350 |
| Display Resolution | Native 1920 x 1080 (Supports 4K) |
| Brightness | 800 ANSI Lumen |
| Contrast Ratio | 20000:1 |
| Light Source Life | Over 50,000 hours |
| Operating System | Android TV 11.0 |
| Processor | Allwinner H713 Quad-Core Cortex-A53 |
| GPU | Mali-G31 (Supports OpenGL ES 3.2, Vulkan 1.1, OpenCL 2.0) |
| Connectivity | Bluetooth, Wi-Fi, USB, HDMI |
| Special Features | Built-In Speaker, Electric Focus, Auto Keystone Correction |
| Item Weight | 2.9 pounds |
| Product Dimensions | 7.52 x 6.3 x 4.69 inches |
| Visible Screen Diagonal | 30" / 77 cm (minimum) |
10. Warranty and Support
10.1 Warranty Information
CACACOL products are covered by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product packaging or visit the official CACACOL website. Keep your purchase receipt as proof of purchase for warranty claims.
10.2 Customer Support
If you require technical assistance, have questions about your product, or need to report an issue, please contact CACACOL customer support. Contact details can typically be found on the official CACACOL website or within your product packaging. Please have your model number (HY350) and purchase information ready when contacting support.
For more information, visit the CACACOL Store on Amazon.
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