Introduction
Thank you for choosing the DUEX 24-inch Full HD 180Hz IPS Gaming Monitor. This manual provides essential information for setting up, operating, and maintaining your monitor. Please read it thoroughly before use to ensure optimal performance and longevity of your device.
1. Setup Guide
1.1 Unpacking and Assembly
Carefully remove all components from the packaging. Ensure you have the monitor panel, stand base, stand neck, power adapter, and necessary cables.
- Place the monitor panel face down on a soft, clean surface to prevent scratches.
- Attach the stand neck to the monitor panel using the provided screws.
- Connect the stand base to the stand neck, securing it with the appropriate screw or mechanism.
- Alternatively, for VESA mounting, remove the stand and attach a compatible VESA 75mm x 75mm mount (not included) to the monitor's rear.


1.2 Connecting to a Device
The monitor supports multiple input sources. Choose the appropriate cable for your device (PC, console, etc.).
- Power Connection: Connect the power adapter to the monitor's DC12V port and then plug it into a power outlet.
- Video Connection:
- For HDMI: Connect an HDMI cable from your device's HDMI output to one of the monitor's HD-IN1 or HD-IN2 ports.
- For DisplayPort: Connect a DisplayPort cable from your device's DP output to the monitor's DP port.
- Audio Connection: If you wish to use external speakers or headphones, connect them to the monitor's EARPHONE port.
- USB Connection: The USB port is typically for service or firmware updates. It is not intended for general peripheral connection.

1.3 Initial Power On
After connecting all necessary cables, press the power button (usually located on the bottom right or rear of the monitor) to turn on the monitor. The monitor should automatically detect the active input source. If not, you may need to manually select it using the On-Screen Display (OSD) menu.
2. Operating Instructions
2.1 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. The exact button layout and navigation may vary, but typically involves a joystick or a series of buttons on the rear or bottom edge of the monitor.
- Power Button: Turns the monitor on/off.
- Menu Button/Joystick: Activates the OSD menu and navigates through options.
- Selection/Enter Button: Confirms a selection within the OSD.
- Exit Button: Exits the OSD menu or goes back to the previous level.
2.2 Adjusting Settings
Navigate through the OSD menu to customize your viewing experience:
- Picture Settings: Adjust Brightness, Contrast, Sharpness, Gamma, and Color Temperature.
- Color Settings: Fine-tune RGB values or select preset color modes.
- Input Source: Manually select between HDMI1, HDMI2, or DisplayPort inputs.
- Display Settings: Adjust Aspect Ratio (e.g., Full, 4:3).
- OSD Settings: Change OSD language, transparency, and timeout.
- Gaming Features: Enable/disable FreeSync (Adaptive Sync), adjust response time overdrive, and potentially crosshair overlays (if available).
For optimal gaming performance, ensure your graphics card drivers are up to date and that the display settings in your operating system are configured for 1920x1080 resolution at 180Hz refresh rate.
3. Maintenance
3.1 Cleaning the Monitor
- Always turn off and unplug the monitor before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a specialized screen cleaner.
- Do not use abrasive cleaners, waxes, or solvents as they can damage the screen or casing.
- Avoid spraying liquid directly onto the screen.
3.2 Storage
When storing the monitor for an extended period, ensure it is kept in a cool, dry place, away from direct sunlight and extreme temperatures. It is recommended to use the original packaging for protection.
4. Troubleshooting
- No Image/No Signal:
- Check if the monitor is powered on.
- Ensure video cables (HDMI/DP) are securely connected to both the monitor and the source device.
- Verify the correct input source is selected in the OSD menu.
- Test with a different cable or source device if possible.
- Flickering or Distorted Image:
- Check cable connections.
- Ensure your graphics card drivers are up to date.
- Adjust the refresh rate in your operating system display settings.
- Disable FreeSync temporarily to see if it resolves the issue.
- Dead Pixels:
A small number of bright or dark pixels are inherent to LCD/LED technology. If you observe a significant number, refer to the warranty policy.
- Monitor Not Turning On:
- Verify the power cable is securely connected to the monitor and the power outlet.
- Check if the power outlet is functional.
- Ensure the power adapter is working correctly.
If the problem persists after trying these steps, please contact customer support.
5. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | Duex |
| Model | DXMO24F180 |
| Screen Size | 24 inches |
| Resolution | 1920x1080 pixels (Full HD) |
| Refresh Rate | 180Hz |
| Panel Type | IPS |
| Response Time | 1ms |
| Pixel Pitch | 0.27156 × 0.27156mm |
| Display Colors | 16.7M (8-bit) |
| Brightness | 200 cd/m² (Typical) |
| Contrast Ratio | 3000:1 (Typical) |
| Viewing Angle (L/R/U/D) | 89/89/89/89 (Typical) 178/178 |
| Frequency | 30-81KHz |
| Video Interfaces | HDMI, DisplayPort (DP) |
| Audio Interface | EARPHONE (3.5mm jack) |
| Power Type | 100-240VAC 60Hz |
| Power Consumption | <30W |
| Standby Power | <0.5W |
| VESA Mount Compatibility | 75mm x 75mm |
| Product Dimensions (L x W x H) | 630mm x 320mm x 440mm |
6. Warranty and Support
Your DUEX monitor is covered by a manufacturer's warranty against defects in materials and workmanship. Please retain your proof of purchase for warranty claims.
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact the seller, Terabyte Store, or refer to the official DUEX support channels.
7. User Tips
- Optimal Refresh Rate: To fully utilize the 180Hz refresh rate, ensure your graphics card and operating system display settings are configured correctly.
- FreeSync Activation: If your graphics card supports AMD FreeSync, enable it in both your graphics card control panel and the monitor's OSD menu for tear-free gaming.
- Cable Quality: Using high-quality HDMI or DisplayPort cables can help prevent signal issues, especially at higher resolutions and refresh rates.
- Ergonomics: Position your monitor at an arm's length distance, with the top of the screen at or slightly below eye level, to reduce strain.