1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your UPERFECT 4K 15.6-inch Portable Monitor. Please read this manual thoroughly before using the product to ensure proper functionality and to prevent damage. Keep this manual for future reference.
2. Product Overview
2.1 Key Features
- 4K UHD Resolution (3840x2160): Delivers stunning, high-definition visuals.
- 100% AdobeRGB Color Gamut: Ensures accurate and vibrant color reproduction, suitable for professional use.
- High Contrast Ratio (1200:1) & Brightness (400 cd/m²): Provides deep blacks and bright whites for dynamic images.
- IPS Panel: Offers wide 178° viewing angles.
- HDR Support: Enhances dynamic range for more detailed visuals.
- FreeSync Technology: Synchronizes refresh rates to reduce screen tearing and stuttering during gaming.
- Fast Response Time (3ms): Minimizes motion blur for smooth fast-paced content.
- Versatile Connectivity: Features 2x USB Type-C ports and 1x Mini HDMI port.
- VESA Mount Compatible: Supports 75x75mm (M3*4mm) VESA standard for flexible mounting options.
- Lightweight Metal Body: Durable and portable design.
- Smart Cover: Doubles as a protective cover and adjustable stand.
2.2 Package Contents
Verify that all items are present in the package:
- UPERFECT 4K 15.6-inch Portable Monitor
- Smart Protective Cover
- USB-C to USB-C Cable
- Mini HDMI to HDMI Cable
- Power Adapter
- User Manual (this document)
3. Setup
3.1 Using the Smart Cover as a Stand
The included smart cover can be folded to act as a stand, allowing you to position the monitor at various viewing angles.
- Lay the monitor face down on a soft, clean surface.
- Fold the smart cover along its creases to form a triangular support.
- Place the monitor into the grooves of the folded cover to secure it in an upright position.
3.2 Connecting to a Power Source
The monitor requires external power for operation. Connect the provided power adapter to one of the USB Type-C ports on the monitor and then to a power outlet.
3.3 Connecting to Devices
The monitor supports various devices via USB Type-C or Mini HDMI.
3.3.1 USB Type-C Connection (Full-Featured)
For devices with a full-featured USB Type-C port (supporting DisplayPort Alternate Mode and power delivery), a single USB-C to USB-C cable can transmit both video signal and power.
- Connect one end of the USB-C to USB-C cable to your device (e.g., laptop, smartphone).
- Connect the other end to either of the USB Type-C ports on the monitor.
- If the device cannot provide sufficient power, connect the monitor to an external power source using the provided power adapter.
3.3.2 Mini HDMI Connection
For devices with an HDMI output (e.g., PC, game console, Raspberry Pi), use the Mini HDMI port.
- Connect one end of the Mini HDMI to HDMI cable to your device's HDMI port.
- Connect the Mini HDMI end to the Mini HDMI port on the monitor.
- Ensure the monitor is connected to an external power source using the provided power adapter.

Image: Monitor connected to a laptop, demonstrating an extended display setup.

Image: Monitor displaying a video game, connected to a console, highlighting its use as a portable gaming display.
4. Operating Instructions
4.1 Power On/Off
Press and hold the power button (usually located on the side or back of the monitor) for a few seconds to turn the monitor on or off. A short press typically activates or deactivates the On-Screen Display (OSD) menu.
4.2 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various display settings. Use the control buttons (joystick or individual buttons) on the monitor to navigate the menu.
4.2.1 Common OSD Settings
- Brightness/Contrast: Adjust the overall luminance and difference between light and dark areas.
- Color Settings: Modify color temperature, hue, and saturation.
- Input Source: Manually select between USB Type-C and Mini HDMI inputs.
- Aspect Ratio: Choose between 16:9, 4:3, or other available options.
- HDR Mode: Enable or disable High Dynamic Range.
- FreeSync: Enable or disable adaptive sync technology.
- Game Mode: Activates optimized settings for gaming.
- Volume: Adjust audio output if using the monitor's built-in speakers or headphone jack.

Image: The monitor showcasing its 4K UHD resolution, IPS viewing angle, and contrast ratio capabilities.

Image: Visual representation of the monitor's 1200:1 contrast ratio and 400 nits brightness for dynamic image details.

Image: Illustrates the monitor's 100% AdobeRGB color accuracy, ideal for color-critical applications.
5. Connections
The monitor is equipped with the following ports:
- 2 x USB Type-C Ports: For video, audio, and power delivery (requires a full-featured USB-C port on the source device).
- 1 x Mini HDMI Port: For video and audio input from HDMI-enabled devices.
- 1 x 3.5mm Audio Jack: For connecting external headphones or speakers.

Image: Close-up view of the monitor's connectivity ports.
6. VESA Mounting
The monitor features standard VESA mounting holes (75x75mm, M3*4mm screws) on the back, allowing it to be mounted on a compatible desk mount or wall mount.
- Ensure the monitor is powered off and disconnected from all cables.
- Carefully remove the smart cover if it is attached.
- Align the VESA mount bracket with the mounting holes on the back of the monitor.
- Secure the monitor to the bracket using M3*4mm screws (not included with the monitor, typically provided with the VESA mount). Do not overtighten.
- Mount the monitor assembly to your desired desk or wall mount.

Image: Illustration of VESA compatibility and mounting process.
7. Maintenance
7.1 Cleaning the Screen
To clean the monitor screen, gently wipe it with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a screen-cleaning solution. Avoid using harsh chemicals, alcohol, or abrasive materials.
7.2 General Care
- Avoid placing heavy objects on the monitor.
- Do not expose the monitor to extreme temperatures, humidity, or direct sunlight.
- Use the smart cover to protect the screen during transport.
- Disconnect the power adapter during thunderstorms or when not in use for extended periods.
8. Troubleshooting
If you encounter issues with your monitor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image/No signal | Incorrect input source selected; Loose cable connection; Insufficient power; Device not outputting signal. | Check cable connections; Select correct input source via OSD; Ensure monitor is powered; Verify device output settings. |
| Flickering screen | Faulty cable; Graphics driver issue; Refresh rate mismatch. | Replace cable; Update graphics drivers; Adjust refresh rate in device settings. |
| Monitor does not power on | No power; Faulty power adapter. | Ensure power adapter is securely connected to monitor and outlet; Try a different power outlet. |
| Poor image quality | Incorrect resolution; OSD settings; Cable quality. | Set device resolution to 3840x2160; Adjust brightness, contrast, color in OSD; Use high-quality cables. |
9. Specifications
| Feature | Specification |
|---|---|
| Brand | UPERFECT |
| Model Number | B0D3LXB44S |
| Screen Size | 15.6 Inches |
| Resolution | 3840 x 2160 (4K UHD) |
| Aspect Ratio | 1.77:1 (16:9) |
| Contrast Ratio | 1200:1 |
| Response Time | 3 Milliseconds |
| Refresh Rate | 60 Hz |
| Display Type | IPS |
| Brightness | 400 cd/m² |
| Color Gamut | 100% AdobeRGB |
| Connectivity | 2x USB Type-C, 1x Mini HDMI |
| VESA Compatibility | 75x75mm (M3*4mm) |
| Dimensions (DxWxH) | 22P x 36l x 1H cm |
| Adaptive Sync | FreeSync |

Image: Italian Product Information Sheet with detailed technical data.

Image: EU Energy Label for the monitor, indicating energy efficiency. For more details, visit eprel.ec.europa.eu/qr/1803782.
10. Warranty and Support
10.1 Warranty Information
For specific warranty terms and conditions, please refer to the warranty card included with your product or contact the retailer where the product was purchased. Warranty coverage typically includes defects in materials and workmanship under normal use.
10.2 Customer Support
If you require technical assistance, troubleshooting beyond this manual, or have questions about your product, please contact UPERFECT customer support. Contact details can usually be found on the official UPERFECT website or on the product packaging.







