KTC H27T27
KTC H27T27 27-inch WQHD 100Hz IPS Monitor User Manual
Important Safety Information and Operating Instructions

Image: Front view of the KTC H27T27 27-inch WQHD 100Hz IPS Monitor, showcasing its slim bezels and vibrant display.
1. Introduction
Welcome to the user manual for your new KTC H27T27 27-inch WQHD 100Hz IPS Monitor. This manual provides essential information for setting up, operating, and maintaining your monitor. Please read it thoroughly before use to ensure proper functionality and safety.
1.1 Safety Precautions
- Do not expose the monitor to rain or moisture to prevent fire or electric shock.
- Do not open the monitor casing. 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 and cables provided by the manufacturer.
- Unplug the monitor from the power outlet during lightning storms or when unused for long periods.
2. Package Contents
Please check the box for the following items:
- KTC H27T27 27-inch WQHD 100Hz IPS Monitor
- Power Cable
- HDMI 2.0 Cable
- Power Adapter
- Driver CD (or download link)
- Mounting Screws
- User Manual (Japanese version, this document is an English translation)

Image: Overview of the KTC H27T27 monitor and its included accessories, highlighting key features like IPS, 100Hz, WQHD, and HDR10.
3. Setup
3.1 Assembling the Stand
Carefully remove the monitor and stand components from the packaging. Attach the stand base to the stand neck, then secure the assembled stand to the back of the monitor using the provided screws. Ensure all connections are firm.

Image: Diagram showing the monitor's dimensions and its VESA 100x100mm mounting compatibility, along with tilt adjustment range.
3.2 Connecting the Monitor
Connect the monitor to your computer or other devices using the appropriate cables. The monitor supports HDMI and DisplayPort connections.
- HDMI Connection: Use the provided HDMI 2.0 cable to connect your device's HDMI output to one of the monitor's HDMI 2.0 ports (HDMI 1 or HDMI 2).
- DisplayPort Connection: Use a DisplayPort 1.4 cable (not included) to connect your device's DisplayPort output to the monitor's DP 1.4 port.
- Audio Output: Connect headphones or external speakers to the 3.5mm audio jack for sound output.
- Power Connection: Connect the power adapter to the monitor's DC input, then plug the power cable into a wall outlet.

Image: Rear view of the monitor showing the available ports: DC power input, two HDMI 2.0 ports, one DisplayPort 1.4, and a 3.5mm earphone jack.
4. Operating the Monitor
4.1 Power On/Off
To power on the monitor, press the power button located on the back or bottom of the monitor. To power off, press and hold the power button for approximately 3 seconds.
4.2 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. Navigate the menu using the joystick or buttons typically located on the back or bottom of the monitor.
- Brightness/Contrast: Adjust the display's brightness and contrast levels.
- Color Settings: Modify color temperature, gamma, and individual RGB levels.
- Input Select: Manually switch between HDMI 1, HDMI 2, and DisplayPort inputs.
- Picture Mode: Select from preset display modes (e.g., Standard, Game, Movie, Text).
- Audio: Adjust volume for the headphone output.
- OSD Settings: Configure OSD language, transparency, and timeout.
4.3 Display Settings
Your KTC H27T27 monitor offers advanced display technologies for an enhanced visual experience:
- WQHD Resolution (2560x1440): Provides a sharp and detailed image, ideal for productivity and high-definition content.
- 100Hz Refresh Rate: Delivers smoother motion and reduced input lag compared to standard 60Hz monitors, beneficial for fast-paced content and gaming.
- HDR10 Support: Enhances contrast and color accuracy for compatible content, revealing more detail in both bright and dark scenes.
- Adaptive Sync: Synchronizes the monitor's refresh rate with your graphics card's frame rate to eliminate screen tearing and stuttering. Enable this feature in your graphics card settings.
- Flicker-Free Technology: Reduces screen flickering, minimizing eye strain during prolonged use.
- Low Blue Light Mode: Filters out harmful blue light emissions to protect your eyes and reduce fatigue. Activate this mode via the OSD menu.

Image: Visual comparison demonstrating the superior detail of WQHD (2560x1440) resolution over FHD (1920x1080).

Image: Illustrates the difference in motion clarity between a 100Hz refresh rate and a 60Hz refresh rate, showing smoother visuals at 100Hz.

Image: Demonstrates the benefits of eye care technology, including Low Blue Light reduction and Flicker-Free features for comfortable viewing.

Image: Highlights HDR10 compatibility for dynamic visuals and FreeSync/G-Sync support for tear-free gaming.
5. Maintenance
Proper maintenance ensures the longevity of your monitor.
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, dampen the cloth slightly with water or a non-ammonia, non-alcohol based screen cleaner. Do not spray cleaner directly onto the screen.
- Cleaning the Body: Use a soft, dry cloth to wipe the monitor's casing. Avoid abrasive cleaners or solvents.
- Storage: If storing the monitor for an extended period, unplug it and store it in a cool, dry place, preferably in its original packaging.
6. Troubleshooting
If you encounter issues with your monitor, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen | Power cable disconnected; Video cable disconnected; Incorrect input selected. | Check power connections; Ensure video cable is securely connected; Select correct input via OSD. |
| Image is blurry or distorted | Incorrect resolution; Graphics driver issue. | Set display resolution to 2560x1440; Update graphics drivers. |
| Screen flickering | Refresh rate mismatch; Cable issue. | Ensure refresh rate is set to 100Hz; Try a different video cable. |
| No sound from headphones | Volume too low; Incorrect audio output selected on PC. | Adjust volume via OSD or PC; Select monitor as audio output device on PC. |
| Monitor does not turn on | Power adapter issue; Power button not pressed correctly. | Verify power adapter is connected and functional; Press and hold power button for 3 seconds. |
7. Technical Specifications
| Feature | Specification |
|---|---|
| Model Name | H27T27 |
| Screen Size | 27 inches |
| Panel Type | IPS |
| Resolution | WQHD (2560 x 1440 pixels) |
| Refresh Rate | 100Hz |
| Brightness | 300 cd/m² |
| Contrast Ratio | 1300:1 |
| Color Gamut | sRGB 116% |
| Viewing Angle | 178° (H) / 178° (V) |
| HDR Support | HDR10 |
| Adaptive Sync | Yes |
| Connectivity | 2 x HDMI 2.0, 1 x DisplayPort 1.4, 1 x 3.5mm Audio Out |
| VESA Mount | 100mm x 100mm |
| Dimensions (W x H x D) | 616mm x 451mm x 195mm (with stand) |
| Weight | 5.46 kg |
8. Warranty and Support
Thank you for purchasing a KTC monitor. We are committed to providing high-quality products and excellent customer service.
8.1 Manufacturer's Warranty
Your KTC monitor comes with a 3-year manufacturer's warranty. The display panel itself is covered by a 1-year warranty. In the unlikely event of a product defect, we will replace it with a new one free of charge.
Please note: The warranty does not cover loss or damage caused by customer negligence, misuse, or unauthorized repairs. Please retain your proof of purchase for warranty claims.
8.2 Exchange Service
We offer a 12-month exchange service for eligible issues. For details, please contact our support team.
8.3 Customer Support
If you have any questions, concerns, or require technical assistance, please do not hesitate to contact us. Our support team is dedicated to assisting you.
- Phone: 050-3606-8990
- Email: support@ktcplay.com

Image: Graphic indicating the 3-year free replacement warranty and customer support contact information.
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