1. Introduction
Thank you for choosing the Tiansu N4 Series 24-inch Gaming Monitor. This monitor is designed to provide an immersive gaming experience with its high refresh rate, rapid response time, and vibrant IPS display. This manual will guide you through the setup, operation, and maintenance of your new monitor.
2. Package Contents
Please check the package contents carefully. If any items are missing or damaged, please contact your retailer.
- Tiansu N4 Series 24-inch Gaming Monitor
- Power Adapter
- Monitor Stand Screws
- DisplayPort (DP) Cable
- HDMI Cable
- User Manual
- Double Packaging

Figure 2.1: Included accessories with the Tiansu N4 Series Monitor.
3. Setup Instructions
3.1 Assembling the Stand
- Carefully remove the monitor and stand components from the packaging.
- Attach the stand base to the stand neck using the provided screws.
- Align the assembled stand with the mounting points on the back of the monitor.
- Secure the stand to the monitor using the remaining screws.
The monitor also supports VESA mounting (75mm x 75mm) for compatible wall mounts or monitor arms (sold separately).
3.2 Connecting Your Monitor
The Tiansu N4 Series monitor offers multiple connectivity options. Ensure your computer or gaming console is powered off before making any connections.
- Power: Connect the power adapter to the monitor's DC input and then to a power outlet.
- Video Input: Connect one end of the provided DisplayPort or HDMI cable to your computer's graphics card and the other end to the corresponding port on the monitor. The monitor features 2x HDMI 2.0 ports and 2x DisplayPort 1.4 ports.
- Audio Output: If you wish to use external speakers or headphones, connect them to the monitor's audio output port.

Figure 3.1: Rear view of the monitor showing dimensions and available interfaces (2x HDMI 2.0, 2x DisplayPort 1.4, Audio, DC Power).
4. Operating Instructions
4.1 Power On/Off
Press the power button located on the monitor to turn it on or off. The power indicator light will illuminate when the monitor is on.
4.2 Input Source Selection
Use the monitor's OSD (On-Screen Display) menu or dedicated input selection button to switch between HDMI and DisplayPort inputs.
4.3 OSD Menu Navigation
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. Refer to the on-screen prompts for specific navigation instructions.
4.4 Key Features
- High Refresh Rate: Experience ultra-smooth visuals with a native 360Hz refresh rate, capable of reaching up to 390Hz (overclocked). This significantly reduces motion blur in fast-paced games.

Figure 4.1: Visual representation of 360Hz refresh rate for smoother gameplay compared to lower rates.
- Fast Response Time: A rapid 0.5ms Gray-to-Gray (GTG) response time minimizes ghosting and smearing, providing a clear and crisp image during intense action.

Figure 4.2: Comparison illustrating the benefit of 0.5ms response time over 5ms GTG for reduced motion blur.
- Adaptive Sync Technology: The monitor supports AMD FreeSync and is compatible with G-Sync, eliminating screen tearing and stuttering for a fluid gaming experience.

Figure 4.3: Diagram showing the effect of Adaptive Sync (FreeSync) on screen tearing.
- HDR400: High Dynamic Range (HDR) support with HDR400 certification provides enhanced contrast and color accuracy, bringing out more detail in both bright and dark scenes.

Figure 4.4: Visual comparison of HDR400 enabled versus disabled, showing improved image depth.
- Auxiliary Collimator: A built-in multi-mode aiming collimator (crosshair) function can be displayed in the center of the screen, offering a competitive advantage in certain games.

Figure 4.5: Example of the auxiliary collimator (crosshair) displayed on screen during gameplay.
- Eye Protection: Features like DC Dimming and a Low Blue Light filter help reduce eye strain during extended use.

Figure 4.6: Diagram illustrating the benefits of low blue light filtering and flicker-free technology for eye comfort.
- Built-in Speakers: Integrated 2x 5W stereo speakers with DTS Sound provide convenient audio without external devices.
5. Maintenance
5.1 Cleaning the Screen
Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a screen-cleaning solution specifically designed for monitors. Do not spray liquid directly onto the screen.
5.2 Cleaning the Casing
Use a soft, dry cloth to wipe the monitor casing. Avoid using abrasive cleaners or solvents that may damage the surface.
5.3 Storage
When storing the monitor for an extended period, ensure it is powered off, unplugged, and stored in a cool, dry place away from direct sunlight and extreme temperatures. It is recommended to use the original packaging for protection.
6. Troubleshooting
- No Display:
- Ensure the power cable is securely connected to both the monitor and the power outlet.
- Verify the video cable (HDMI or DisplayPort) is properly connected to both the monitor and your computer/console.
- Check if the correct input source is selected on the monitor.
- Test with a different video cable or port if available.
- Flickering Screen:
- Ensure your graphics card drivers are up to date.
- Check the refresh rate settings in your operating system; ensure it matches the monitor's capabilities (e.g., 360Hz or 390Hz).
- Disable Adaptive Sync (FreeSync) temporarily to see if the issue persists.
- No Sound from Built-in Speakers:
- Check the monitor's volume settings in the OSD menu.
- Ensure the audio output is correctly configured in your computer's sound settings.
- Verify the video cable is capable of transmitting audio (both HDMI and DisplayPort support audio).
- Image Quality Issues (Blurry, Distorted):
- Ensure the monitor is set to its native resolution (1920x1080) in your operating system settings.
- Adjust brightness, contrast, and other image settings via the OSD menu.
If you encounter persistent issues, please consult the seller's support resources.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Tiansu |
| Model | N4 Series |
| Display Size | 24 inches |
| Resolution | 1920x1080 (FHD 1K) |
| Refresh Rate | 360Hz (Native), 390Hz (Overclocked) |
| Response Time | 0.5ms (GTG) |
| Panel Type | Fast IPS |
| Brightness | 350cd/m² |
| Contrast Ratio | 1000:1 |
| Display Ratio | 16:9 |
| Viewing Angles | 178° (Horizontal) / 178° (Vertical) |
| Color Depth | 8 bit |
| Color Gamut | 100% sRGB, 85% DCI-P3, 90% NTSC |
| HDR Support | HDR400 |
| Adaptive Sync | AMD FreeSync, G-Sync Compatible |
| Built-in Speakers | Yes (2x 5W, DTS Sound) |
| Interfaces | 2x HDMI 2.0, 2x DisplayPort 1.4, Audio Out |
| VESA Mount | 75mm x 75mm |
| Bracket Type | Ordinary Bracket |
| Screen Surface | MATT |
| Screen Curvature | Flat |
| Eye Protection | Low Blue Light Filter, DC Dimming |
| Plug Type | EU Plug / US Plug (depending on region) |
| Dimensions (Monitor only) | 560mm (W) x 330mm (H) |
| Dimensions (with stand) | 560mm (W) x 445mm (H) x 240mm (D) |
8. User Tips
- Optimal Refresh Rate: To fully utilize the 360Hz or 390Hz refresh rate, ensure your graphics card and operating system display settings are configured to the highest available refresh rate for the monitor.
- Adaptive Sync Activation: For tear-free gaming, enable AMD FreeSync in your monitor's OSD menu and ensure it's also enabled in your graphics card control panel (e.g., AMD Radeon Software or NVIDIA Control Panel for G-Sync compatibility).
- Cable Quality: Use high-quality DisplayPort 1.4 or HDMI 2.0 cables to ensure stable signal transmission at high resolutions and refresh rates.
- Ergonomics: Position the monitor at an arm's length distance, with the top of the screen at or slightly below eye level, to reduce neck and eye strain.
- Eye Comfort Settings: Experiment with the Low Blue Light and DC Dimming settings in the OSD menu to find the most comfortable viewing experience, especially during long sessions.
9. Warranty and Support
Your Tiansu N4 Series monitor comes with a manufacturer's warranty. Please refer to the warranty card included in your package or contact your point of purchase for specific warranty terms and conditions. For technical support or service inquiries, please reach out to the seller or Tiansu customer service.