1. Introduction
Thank you for choosing the TCL 27G64 QD-Mini-LED 27-inch QHD 180Hz Monitor. This user manual provides essential information for setting up, operating, and maintaining your new monitor. Please read this manual thoroughly before using the product to ensure proper and safe operation. Keep this manual for future reference.

Figure 1.1: Front view of the TCL 27G64 QD-Mini-LED Monitor.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following safety precautions:
- Do not expose the monitor to rain or moisture to avoid fire or electric shock.
- Do not open the monitor casing. There are no user-serviceable parts inside. Refer all servicing to qualified service personnel.
- Place the monitor on a stable, flat surface to prevent it from falling.
- Ensure proper ventilation around the monitor. Do not block ventilation openings.
- Use only the power adapter supplied with the monitor.
- Disconnect the power plug from the wall outlet if the monitor will not be used for a long period.
3. Package Contents
Please check the package contents to ensure all items are present:
- TCL 27G64 QD-Mini-LED Monitor
- Monitor Stand (Base and Neck)
- Power Adapter and Power Cable
- HDMI Cable
- DisplayPort (DP) Cable
- User Manual (this document)
4. Setup
4.1 Assembling the Stand
- Carefully remove the monitor from its packaging, keeping the screen protected.
- Attach the stand neck to the monitor's rear panel. Ensure it clicks securely into place.
- Attach the stand base to the stand neck and tighten the screw at the bottom of the base.
4.2 Connecting the Monitor
Connect the necessary cables to your monitor and computer. Refer to the diagram below for port locations.

Figure 4.1: Monitor connection ports including Power Input, Headphone Output, DisplayPort (DP), HDMI 1, and HDMI 2.
- Power Connection: Connect the power cable to the monitor's power input and then to a power outlet.
- Video Connection: Connect one end of the HDMI or DisplayPort cable to your computer's graphics card and the other end to the corresponding port on the monitor.
- Audio Connection (Optional): Connect headphones or external speakers to the Headphone Output port.
4.3 Initial Power-On
Press the power button on the monitor. The power indicator will light up, and the monitor will display the input source. If no signal is detected, ensure your computer is powered on and the video cable is securely connected.

Figure 4.2: The monitor features a five-way joystick button for intuitive control and an integrated cable management design for a tidy setup.

Figure 4.3: The universal stand offers versatile adjustments including height, tilt, swivel, and pivot for optimal viewing comfort.
5. Operating Instructions
5.1 On-Screen Display (OSD) Menu
The monitor's settings can be adjusted using the On-Screen Display (OSD) menu, navigated via the five-way joystick button located on the back or bottom of the monitor. Press the joystick to open the OSD menu, then move it up/down/left/right to navigate and select options.
5.2 Key Features and Settings
- QHD 180Hz Refresh Rate: Experience incredibly smooth and fluid visuals with a 2560x1440 resolution and a high 180Hz refresh rate, minimizing motion blur and ghosting. This is particularly beneficial for fast-paced gaming and video content.

Figure 5.1: Visual comparison demonstrating the smoothness of 180Hz refresh rate versus 60Hz.
- QD-Mini LED Technology: TCL's QD-Mini LED combines QLED and OLED technologies for precise, pixel-level backlighting, offering superior contrast, color gamut, peak brightness, and extended lifespan compared to traditional displays.

Figure 5.2: An illustration of how QD-Mini LED technology enhances display performance.
- Precise Dimming Series: This feature dynamically shapes real lights and shadows, significantly enhancing image quality by providing deeper blacks and brighter highlights for a superior visual experience.

Figure 5.3: Visual representation of the enhanced contrast and detail provided by Precise Dimming.
- HDR 600 nits: With a peak brightness of 600 nits and an ultra-high dynamic contrast ratio of 6,000,000:1, the monitor delivers stunning HDR content with deep blacks and vibrant, bright details.

Figure 5.4: A visual comparison highlighting the impact of 600 nits HDR brightness.
- 1ms GTG Response Time: An extremely fast 1ms Gray-to-Gray (GTG) response time reduces motion blur and ghosting, providing a clear and sharp image even in fast-moving scenes, crucial for competitive gaming.

Figure 5.5: Visual representation of the clarity provided by 1ms GTG response time during fast action.
- 97% DCI-P3 Ultra Wide Color Gamut: Adopting Nobel Prize-winning QLED color technology, the monitor offers an ultra-high color gamut with over a billion vibrant shades, providing more vivid and natural images.

Figure 5.6: A visual comparison showcasing the expanded color range of the 97% DCI-P3 Ultra Wide Color Gamut.
- AMD FreeSync & G-Sync Compatible: Enjoy tear-free and stutter-free gaming with support for both AMD FreeSync and NVIDIA G-Sync technologies, ensuring smooth synchronization between your graphics card and the monitor.
6. Maintenance
Proper maintenance helps extend the life of your monitor:
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, dampen the cloth with a small amount of non-ammonia, non-alcohol based glass cleaner. Do not spray cleaner directly onto the screen.
- Cleaning the Casing: Use a soft, dry cloth to wipe the monitor casing. Avoid using abrasive cleaners or solvents.
- Ventilation: Ensure the ventilation openings on the monitor are not blocked by dust or debris.
- 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.
7. Troubleshooting
If you encounter issues with your monitor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Power cable not connected; Power outlet faulty; Monitor power button off. | Ensure power cable is securely connected. Test power outlet with another device. Press the monitor's power button. |
| No Signal | Video cable not connected; Incorrect input source selected; Computer not powered on. | Check video cable connections (HDMI/DP). Select the correct input source via the OSD menu. Ensure your computer is on. |
| Flickering/Distorted Image | Loose video cable; Incorrect resolution/refresh rate; Graphics card driver issue. | Reseat video cable. Adjust resolution/refresh rate in your computer's display settings. Update graphics card drivers. |
| Dead Pixels | Manufacturing defect. | Contact TCL customer support if the number of dead pixels exceeds manufacturer specifications. |
8. Specifications
Detailed technical specifications for the TCL 27G64 Monitor:
| Feature | Specification |
|---|---|
| Brand | TCL |
| Manufacturer | TCL |
| Product Dimensions | 22.8D x 61.5W x 52.4H centimeters; 9.1 kg |
| Product Model Number | 27G64 |
| Color | Black |
| Screen Size | 27 inches |
| Maximum Resolution | 2560 x 1440 (QHD) |
| Batteries Included | Yes |
| Product Weight | 9.1 kg |
| Software Updates Guaranteed Until | Unknown |
| ASIN | B0F5HVC5WJ |
| Amazon Best Sellers Rank | No. 32,128 in Computers; No. 2,129 in Monitors |
| Product First Available on Amazon.es | May 30, 2025 |
| Resolution | 5K QHD 1440p |
| Response Time | 1 Millisecond (GTG) |
| Refresh Rate | 180 Hz |
9. Warranty and Support
For warranty information and customer support, please refer to the warranty card included with your product or visit the official TCL website. You can typically find support resources, FAQs, and contact information for technical assistance there.
TCL Official Website: www.tcl.com