1. Introduction
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your Chesto Beamer FULL HD 1080p (4K Support) projector. Please read this manual carefully before using the product to ensure proper functionality and to extend its lifespan.

Image: The Chesto Beamer FULL HD 1080p projector, showcasing its compact design and a projected image of animated characters.
2. Package Contents
Upon opening the package, please verify that all components listed below are present and in good condition.

Image: An overview of the Chesto Beamer package contents, including the projector, power cable, carrying bag, user manual, HDMI cable, and remote control.
- Chesto Beamer FULL HD 1080p Projector
- Power Cable
- HDMI Cable
- Remote Control
- User Manual
- Carrying Bag
3. Setup
3.1 Placement
Place the projector on a stable, flat surface. Ensure there is adequate ventilation around the unit. The optimal projection distance ranges from 1 to 8 meters, allowing for a screen size of 32 to 250 inches.
3.2 Power Connection
Connect the provided power cable to the projector's power input and then to a standard 230V AC power outlet.
3.3 Initial Focus Adjustment
After powering on, adjust the focus ring on the projector lens until the projected image appears clear and sharp. The Chesto FullHD beamer uses a high refractive index glass lens system to ensure 100% sharp focus from center to edges.
4. Operating Instructions
4.1 Power On/Off
Press the power button on the projector or the remote control to turn the unit on or off.
4.2 Connecting Devices
The Chesto Beamer offers multiple connectivity options:

Image: Visual representation of various devices compatible with the Chesto Beamer, including PCs/laptops, TV sticks, DVD players, smartphones, consoles, Chromecast, and cameras, along with the available input ports (AV, Audio, HDMI, USB).
- HDMI: Connect devices such as laptops, game consoles, TV sticks, or DVD players using an HDMI cable. The projector has 2 HDMI ports.
- USB: Connect USB drives for media playback. The projector has 2 USB 3.0 ports.
- Audio (3.5mm): Connect external audio devices or headphones. The projector has 1 3.5mm audio jack.
- Wireless Connectivity (Wi-Fi & Bluetooth):
- Smartphone Streaming (Wi-Fi): Easily connect your smartphone wirelessly to project its screen content. This eliminates the need for cables.

Image: A demonstration of wireless streaming from a smartphone to the Chesto Beamer via Wi-Fi, showing the phone's screen mirrored on the projection surface.
- Bluetooth Audio: Connect external Bluetooth audio devices like headphones or speakers for enhanced sound.

Image: The Chesto Beamer connected wirelessly to various Bluetooth audio devices, including headphones and a portable speaker, illustrating its Bluetooth function.
- Smartphone Streaming (Wi-Fi): Easily connect your smartphone wirelessly to project its screen content. This eliminates the need for cables.
4.3 Image Adjustment
- Keystone Correction: The projector supports 4-point correction, allowing you to adjust the image shape to be perfectly rectangular even if the projector is not perfectly aligned with the screen.

Image: A visual example of 4-point keystone correction, demonstrating how the projected image can be adjusted to a perfect rectangle from an angled projection.
- Resolution: The projector features a native physical resolution of 1920x1080P, offering 400% more detail than 1080x720P projectors, and supports 4K signal input for unparalleled performance.

Image: A comparison illustrating the superior detail of 1920x1080P resolution (Chesto) versus 1080x720P, highlighting the sharpness and clarity.
4.4 Audio Output
The Chesto Beamer is equipped with built-in 5W HI-FI speakers, providing powerful sound for your viewing experience. For private listening or connecting to external sound systems, use the 3.5mm audio jack or Bluetooth connectivity as described in section 4.2.

Image: A family enjoying a movie with the Chesto Beamer, emphasizing the powerful sound from its built-in speakers.
5. Maintenance
5.1 Cleaning the Lens
Gently wipe the projector lens with a soft, lint-free cloth. Do not use abrasive cleaners or solvents.
5.2 Cleaning the Exterior
Use a soft, dry cloth to clean the exterior of the projector. For stubborn marks, a slightly damp cloth can be used, followed by a dry cloth.
5.3 Replaceable Dust Filter
The Chesto Beamer features a replaceable dust filter to prevent dust accumulation and maintain optimal performance. Regularly check and clean or replace the filter as needed to ensure proper airflow and prevent overheating.

Image: A diagram illustrating the replaceable dust filter mechanism of the Chesto Beamer, highlighting its role in preventing dust from entering the projector.
6. Troubleshooting
If you encounter issues with your Chesto Beamer, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image projected | Power not connected; Input source not selected; Cable loose/damaged. | Ensure power cable is securely connected. Select the correct input source (HDMI, USB, Wi-Fi). Check and re-connect cables. |
| Image is blurry | Focus not adjusted; Projector too close/far; Lens dirty. | Adjust the focus ring. Ensure projector is within optimal projection distance (1-8m). Clean the lens. |
| No sound | Volume too low; Muted; External audio device not connected properly; Source device audio settings. | Increase volume. Unmute the projector. Check external audio connections (3.5mm, Bluetooth). Adjust audio output settings on the source device. |
| Image is distorted (trapezoid) | Projector not perpendicular to screen. | Use the 4-point keystone correction feature to adjust the image shape. |
| Wi-Fi/Bluetooth connection issues | Interference; Incorrect pairing; Device out of range. | Ensure no strong interference sources. Re-pair devices. Keep devices within range. Restart projector and source device. |
7. Specifications
Detailed technical specifications for the Chesto Beamer FULL HD 1080p projector:
| Feature | Specification |
|---|---|
| Brand | Chesto |
| Model Series | Chesto FullHD |
| Physical Resolution | 1920 x 1080p |
| Maximum Screen Resolution Support | 4K Ultra HD MP |
| Brightness | 10,000 Lumens |
| Contrast Ratio | 13,000:1 |
| Lamp Life | 50,000 hours |
| Projection Distance | 1-8 meters |
| Projection Size | 32-250 inches |
| Connectivity | Bluetooth, Wi-Fi |
| USB Ports | 2 (USB 3.0) |
| HDMI Ports | 2 |
| Audio Jack | 1 (3.5mm) |
| Built-in Speakers | 5W HI-FI |
| Power Supply | 230 Volt AC (VAC) |
| Wattage | 85 watts |
| Product Dimensions | 26 x 20.5 x 10 cm |
| Weight | 2.25 kg |
| Form Factor | Portable |
| Display Type | LED |
8. Warranty and Support
For information regarding warranty coverage, technical support, or service, please refer to the official Chesto website or contact Chesto customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, please visit: www.chesto.nl (Example link, replace with actual if available)





