1. Introduction
Thank you for choosing the CRUA 27-inch 180Hz Curved Gaming Monitor. This monitor is designed to provide an immersive visual experience with its 1800R curvature, Full HD 1080P resolution, and a high refresh rate of 180Hz. Equipped with AMD FreeSync technology and EyeCare features, it aims to deliver smooth, tear-free gaming and comfortable viewing. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new monitor.
2. Safety Information
- Read all instructions carefully before using the monitor.
- Keep the monitor away from water, moisture, and extreme temperatures.
- Do not block ventilation openings.
- Use only the power adapter provided with the monitor.
- Avoid placing heavy objects on the power cord.
- Clean the screen with a soft, lint-free cloth. Do not use liquid cleaners directly on the screen.
- If any abnormal operation occurs, unplug the monitor immediately and contact support.
3. Package Contents
Please check the package contents upon unpacking. If any items are missing or damaged, contact your retailer.
- CRUA 27-inch Curved Gaming Monitor
- Monitor Stand (Base and Neck)
- Power Adapter and Power Cable (UK Plug)
- HDMI Cable
- User Manual
4. Setup Guide
4.1 Assembling the Stand
- Carefully remove the monitor from its packaging, keeping it face down on a soft, flat surface to prevent scratches.
- Attach the stand neck to the back of the monitor.
- Secure the stand base to the stand neck using the provided screws.
- Place the assembled monitor on a stable, level desk.
4.2 Connecting Your Monitor
Ensure all devices are powered off before making connections.
- Power Connection: Connect the power adapter to the monitor's power input, then plug the power cable into a wall outlet.
- Video Connection: Connect one end of the HDMI cable (or DisplayPort cable, if available and preferred) to your computer's graphics card output and the other end to the corresponding input on the monitor.
- Audio (Optional): If your monitor has an audio output, you can connect external speakers or headphones.

4.3 Initial Power-On
- Power on your computer.
- Press the power button on the monitor.
- The monitor should automatically detect the input signal. If not, you may need to manually select the input source using the On-Screen Display (OSD) menu.
5. Operating Instructions
5.1 Power On/Off
Press the power button located on the monitor to turn it on or off. The power indicator light will show the monitor's status.
5.2 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. Typically, buttons on the back or bottom of the monitor are used to navigate the menu.
- Press a designated button to open the OSD menu.
- Use navigation buttons (up/down/left/right) to browse through menu options.
- Press an 'Enter' or 'OK' button to select an option or confirm a setting.
- Press an 'Exit' or 'Back' button to return to the previous menu or close the OSD.
5.3 Adjusting Display Settings
Common settings you can adjust include:
- Brightness/Contrast: Adjust the overall luminance and difference between light and dark areas.
- Color Settings: Fine-tune color temperature, gamma, and individual RGB levels.
- Input Source: Manually select between HDMI, DisplayPort, or other available inputs.
- Picture Mode: Select preset modes optimized for gaming, movies, text, etc.

5.4 AMD FreeSync Technology
This monitor supports AMD FreeSync technology, which synchronizes the monitor's refresh rate with your GPU's frame rate to eliminate screen tearing and reduce stuttering and input lag during gaming.
- Activation: Ensure FreeSync is enabled in your monitor's OSD menu and in your AMD graphics card settings (Radeon Software).
- Benefits: Experience smoother gameplay, especially in fast-paced scenes.


5.5 EyeCare Technology
The monitor incorporates EyeCare technology to reduce eye strain during prolonged use. This typically includes features like flicker-free backlighting and low blue light modes. Refer to the OSD menu for specific EyeCare settings.
6. Maintenance
6.1 Cleaning the Monitor
- Always unplug the monitor before cleaning.
- Use a soft, lint-free cloth to gently wipe the screen. For stubborn marks, slightly dampen the cloth with water or a non-abrasive screen cleaner.
- Wipe the monitor casing with a soft, dry cloth.
- Do not use alcohol, ammonia, or abrasive cleaners, as they can damage the screen or casing.
6.2 Storage
If storing the monitor for an extended period, place it in its original packaging in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable not connected; Power outlet faulty | Ensure power cable is securely connected; Try a different power outlet. |
| No signal | Video cable not connected; Incorrect input source selected | Check video cable connections; Select correct input source via OSD menu. |
| Image flickering or tearing | FreeSync not enabled; Graphics driver issues | Enable FreeSync in OSD and GPU settings; Update graphics drivers. |
| Poor image quality | Resolution incorrect; Brightness/contrast settings off | Set display resolution to 1920x1080; Adjust brightness/contrast in OSD. |
| Monitor not recognized by PC | Cable issue; PC display settings | Try a different video cable; Check PC display settings (e.g., 'Detect Displays'). |
8. Specifications
| Feature | Specification |
|---|---|
| Brand Name | CRUA |
| Model | CR270AU |
| Display Size | 27 Inches (675mm) |
| Resolution | 1920x1080 (Full HD) |
| Refresh Rate | 180Hz |
| Screen Curvature | 1800R |
| Display Ratio | 16:9 |
| High-Dynamic Range | HDR10 |
| Brightness | 280 cd/m² |
| Color Gamut | 100% sRGB |
| Contrast Ratio | 4000:1 |
| Bracket Type | Ordinary Bracket |
| Origin | Mainland China |
9. User Tips
- While primarily designed for gaming, this monitor's high refresh rate and vibrant display make it suitable for general computing tasks and watching videos.
- Experiment with the different picture modes in the OSD menu to find the best setting for your current activity (e.g., 'Game' mode for gaming, 'Text' mode for reading).
- Take advantage of the EyeCare features, especially during long sessions, to reduce eye fatigue.
10. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or contact the retailer/manufacturer directly. Keep your proof of purchase for warranty claims.
