1. Introduction
Thank you for purchasing the Great Voell 38-inch Curved Gaming Monitor. This monitor is designed to provide an immersive visual experience with its UWQHD (3840x1600) resolution, high refresh rate, and rapid response time. Please read this manual carefully before using the product to ensure proper setup, operation, and maintenance.

Image 1.1: Front view of the Great Voell 38-inch Curved Gaming Monitor, highlighting its 4K HDR, 3840x1600 resolution, 38-inch size, UWQHD, and 144Hz refresh rate capabilities.

Image 1.2: The monitor showcasing its 2500R curvature, which expands the field of view and provides a more immersive ultra-widescreen experience with a 3-sided narrow frame design.
2. Safety Information
To ensure safe operation and prolong the life of your monitor, please observe the following safety precautions:
- Do not expose the monitor to rain, moisture, or extreme temperatures.
- Avoid placing the monitor in direct sunlight or near heat sources.
- Ensure proper ventilation around the monitor. Do not block ventilation openings.
- Use only the power adapter supplied with the monitor.
- Do not attempt to disassemble or repair the monitor yourself. Refer all servicing to qualified personnel.
- Clean the monitor screen with a soft, lint-free cloth. Avoid using abrasive cleaners or solvents.
- Position the monitor on a stable, level surface to prevent it from falling.
3. Package Contents
Please check the package contents carefully. If any items are missing or damaged, contact your retailer.
- Great Voell 38-inch Curved Gaming Monitor
- Monitor Stand (Base and Neck)
- Power Adapter and Power Cable
- HDMI Cable
- DisplayPort (DP) Cable
- User Manual
- Warranty Card (if applicable)
4. Setup
4.1. Physical Assembly
Follow these steps to assemble the monitor stand or prepare for VESA mounting:
- Carefully remove the monitor and all components from the packaging.
- Attach the stand neck to the monitor panel. Ensure it clicks securely into place or is fastened with screws as per the design.
- Attach the stand base to the stand neck. Tighten any screws required to secure the base.
- For VESA mounting (75mm x 75mm), remove the stand if already attached. Secure the VESA mount bracket to the monitor using appropriate screws.

Image 4.1: Rear view of the monitor showing the VESA 75mm x 75mm mounting points and highlighting its ergonomic tilt capability for versatile positioning.
4.2. Connecting Cables
Connect the necessary cables to your monitor and computer:
- Power Connection: Connect the power adapter to the monitor's DC IN port, then plug the power cable into a power outlet.
- Video Connection: Choose either an HDMI or DisplayPort (DP) cable to connect your computer to the monitor.
- Connect one end of the HDMI cable to an HDMI port on your computer and the other end to an HDMI port (HDMI1 or HDMI2) on the monitor.
- Alternatively, connect one end of the DisplayPort cable to a DP port on your computer and the other end to a DP port (DP1 or DP2) on the monitor.
- Audio Output (Optional): If you wish to connect external speakers or headphones, plug them into the Audio Out port on the monitor.

Image 4.2: Illustration of the monitor's "Plug & Play" connectivity, showing the available ports: DC IN, HDMI2, HDMI1, DP2, DP1, and Audio Out. The image also depicts a gaming setup with a console and keyboard connected to the monitor.
4.3. Initial Power On
After connecting all cables:
- Press the power button on the monitor to turn it on.
- Turn on your computer.
- The monitor should automatically detect the input signal. If not, use the OSD (On-Screen Display) menu to manually select the input source (HDMI1, HDMI2, DP1, or DP2).
5. Operating the Monitor
5.1. On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. Typically, buttons are located on the back or bottom of the monitor. Refer to the specific button layout for navigation.
Common OSD Menu Options:
- Input Source: Select between HDMI1, HDMI2, DP1, DP2.
- Picture Settings: Brightness, Contrast, Sharpness, Gamma, Color Temperature.
- Color Settings: Adjust sRGB, HDR modes, and other color profiles.
- Display Settings: Aspect Ratio, Overscan.
- Gaming Features: FreeSync, Response Time (Overdrive), Game Mode presets.
- OSD Settings: OSD Language, OSD Timeout, OSD Transparency.
- Other Settings: Reset to Factory Defaults, Information (resolution, refresh rate).
5.2. Display Settings and Features
Optimize your viewing experience by adjusting the following settings:
Resolution and Color Precision:
The monitor supports a stunning UWQHD resolution of 3840 x 1600 and boasts a 99% sRGB color gamut, ensuring vibrant and accurate colors for both gaming and professional tasks.

Image 5.1: Visual representation of the monitor's vivid colors, 99% sRGB color gamut, 300 cd/m2 brightness, and 2000:1 contrast ratio, indicating factory-checked color precision.

Image 5.2: Comparison illustrating the brighter clarity and higher detail of the Great Voell monitor's 1600P resolution compared to a standard 720P display, highlighting a 2000:1 contrast.
Refresh Rate and Response Time:
Experience incredibly smooth visuals with a 144Hz refresh rate and a rapid 1ms response time. These features are crucial for fast-paced gaming, reducing motion blur and ghosting.

Image 5.3: Depiction of the smoother visual experience provided by the 144Hz ultra-high refresh rate and FreeSync technology, which eliminates screen tearing for improved picture quality compared to 75Hz or FreeSync Off.

Image 5.4: Visual emphasizing the monitor's 1ms response time, crucial for fast-paced action and competitive gaming, ensuring minimal input lag and ghosting.
FreeSync Technology:
This monitor supports FreeSync, which synchronizes the monitor's refresh rate with your graphics card's frame rate, eliminating screen tearing and stuttering for a fluid gaming experience. Ensure FreeSync is enabled in both your monitor's OSD and your graphics card's control panel.
HDR (High Dynamic Range):
HDR support provides a wider range of colors and contrast, resulting in more lifelike and immersive visuals. Enable HDR in your operating system display settings and ensure your content supports HDR.
Eye Protection (Anti-Blue Light):
The monitor features anti-blue light technology to reduce eye strain during prolonged use. This can be adjusted or enabled through the OSD menu.
6. Maintenance
Proper maintenance helps ensure the longevity and optimal performance of your monitor.
6.1. Cleaning the Screen
To clean the screen, gently wipe it with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a specialized screen cleaner. Never spray liquid directly onto the screen.
6.2. Cleaning the Casing
Use a soft, dry cloth to wipe the monitor casing. Avoid using abrasive cleaners, waxes, or solvents as they may damage the finish.
6.3. Storage
If storing the monitor for an extended period, disconnect all cables and store it in a cool, dry place, preferably in its original packaging to protect it from dust and physical damage.
7. Troubleshooting
If you encounter issues with your monitor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen | Power cable loose; Incorrect input source; Computer in sleep mode. | Check power connections; Select correct input source via OSD; Wake up computer. |
| Image is blurry or distorted | Incorrect resolution; Loose video cable. | Set display resolution to 3840x1600; Reconnect video cable securely. |
| Screen tearing or stuttering | FreeSync not enabled; Graphics card driver issue. | Enable FreeSync in OSD and graphics card settings; Update graphics drivers. |
| No sound from audio out | Volume too low; Incorrect audio output selected on computer. | Adjust volume; Ensure monitor is selected as audio output device. |
| Monitor flickering | Refresh rate issue; Faulty cable. | Adjust refresh rate; Try a different video cable. |
8. Specifications
Detailed technical specifications for your Great Voell 38-inch Curved Gaming Monitor:
| Feature | Specification |
|---|---|
| Brand | Great voell |
| Screen Size | 38 Inches |
| Resolution | UWQHD 3840x1600 |
| Aspect Ratio | 16:9 |
| Screen Surface Description | Matte |
| Image Contrast Ratio | 4000:1 |
| Response Time | 1 millisecond |
| Refresh Rate | 144 Hz |
| Power Consumption | 30 Watt |
| Maximum Display Resolution | 3840 x 1600 |
| Curvature | 2500R |
| Color Gamut | 99% sRGB |
| VESA Mount Compatibility | 75mm x 75mm |

Image 8.1: Diagram showing the approximate display dimensions of the monitor: 35.35 inches wide, 20.41 inches total height (including stand), 15.69 inches screen height, and 4.71 inches from bottom of screen to stand base.
9. Warranty and Support
Great Voell products are manufactured to the highest quality standards. For information regarding warranty coverage, technical support, or service, please refer to the warranty card included in your package or visit the official Great Voell website. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, you may contact Great Voell customer support through their official channels.





