1. Introducció
This manual provides essential information for the proper installation, operation, and maintenance of your KTC H27E22P 27-inch 280Hz Gaming Monitor. Please read this manual thoroughly before using the product and retain it for future reference.
1.1 Què hi ha a la caixa
- 27-inch FHD 280Hz Monitor (1 pc)
- Tilt Adjustable Stand (1 pc)
- Targeta de garantia (1 unitat)
- Quick Start Guide (QSG) (1 pc)
- DP Cable (1 pc)
- Adaptador (1 unitat)
- Screwdriver (1 pc)

Image 1.1: KTC H27E22P monitor with stand, keyboard, mouse, and speakers, illustrating a typical gaming setup. This image shows the monitor's design and how it fits into a user's environment.
2. Informació de seguretat
Observeu les següents precaucions de seguretat per evitar danys al monitor i garantir la seguretat de l'usuari:
- Do not expose the monitor to rain or moisture to avoid fire or electric shock hazards.
- No obriu el monitor casing. No hi ha peces a l'interior que l'usuari pugui reparar. Demaneu totes les tasques de manteniment a personal qualificat.
- Col·loqueu el monitor sobre una superfície estable i plana per evitar que caigui.
- Assegureu-vos que hi hagi una ventilació adequada al voltant del monitor. No bloquegeu les obertures de ventilació.
- Feu servir només l'adaptador de corrent que s'inclou amb el monitor.
- Desconnecteu l'endoll de la presa de corrent si no heu d'utilitzar el monitor durant un període prolongat.
3. Configuració
3.1 Muntatge del suport
- Traieu amb cura els components del monitor i del suport de l'embalatge.
- Fixeu la base del suport al coll del suport amb els cargols proporcionats.
- Align the assembled stand with the mounting slot on the back of the monitor and secure it firmly.
- Place the monitor on a stable desk.
3.2 Cables de connexió
Connect the necessary cables to the monitor's input ports:
- Cable de corrent: Connect the power adapter to the monitor's DC input port and then to a power outlet.
- DisplayPort (DP): For optimal performance (up to 280Hz refresh rate), connect one end of the supplied DP cable to the monitor's DP 1.4 port and the other end to your computer's graphics card DP output.
- HDMI: Connect an HDMI cable (not supplied) to one of the monitor's HDMI 2.0 ports (up to 240Hz refresh rate) and the other end to your computer or gaming console's HDMI output.
- USB 2.0 (Upgrade only): This port is for firmware upgrades only.

Imatge 3.1: posterior view of the KTC H27E22P monitor, highlighting the multi-port connectivity including USB 2.0, HDMI 2.0 (x2), DisplayPort 1.4, and the DC power input. The VESA 100x100mm mounting pattern is also visible, along with the tilt adjustment mechanism.
4. Funcionament del monitor
4.1 Encès/Apagat
Premeu el botó d'engegada que es troba al monitor per engegar-lo o apagar-lo. L'indicador lluminós d'engegada s'il·luminarà quan el monitor estigui actiu.
4.2 Menú de visualització en pantalla (OSD)
The OSD menu allows you to adjust various monitor settings. Use the joystick or buttons (refer to the Quick Start Guide for specific button layout) on the monitor to navigate the menu and make selections. Common settings include:
- Configuració de la imatge: Brightness, Contrast, Sharpness, Gamma.
- Configuració de color: Color Temperature, Hue, Saturation.
- Selecció d'entrada: Choose between DP and HDMI inputs.
- Configuració OSD: Language, OSD Transparency, OSD Timeout.
- Configuració de jocs: FreeSync/Adaptive-Sync, Response Time (Overdrive), Crosshair.
4.3 Característiques clau
4.3.1 Alta freqüència d'actualització i temps de resposta
The KTC H27E22P monitor features an ultra-fast 280Hz refresh rate (via DisplayPort) and a 1ms GTG (Gray-to-Gray) response time. These specifications are designed to provide smooth, fluid motion and minimize ghosting in fast-paced content.

Image 4.1: The monitor screen displaying a dynamic image of a spaceship with a large '280' overlay, emphasizing the 280Hz refresh rate and 1ms GTG response time for enhanced gameplay.
4.3.2 Tecnologia de sincronització adaptativa
This monitor supports Adaptive-Sync technology, which helps to eliminate screen tearing and stuttering by synchronizing the monitor's refresh rate with the graphics card's frame rate. This feature is compatible with both FreeSync and G-Sync enabled graphics cards.

Image 4.2: A visual comparison demonstrating the effect of Adaptive-Sync. The left side shows a smooth image of a motorcycle with Adaptive-Sync ON, while the right side shows the same image with noticeable screen tearing when Adaptive-Sync is OFF.
4.3.3 Color Accuracy and HDR Support
The monitor offers 8-bit color depth, a wide 1.07 billion color gamut, and 126% sRGB coverage, ensuring vivid and accurate color reproduction. A 4000:1 contrast ratio provides deep blacks and bright whites. HDR (High Dynamic Range) technology is supported, enhancing the visual experience with a wider range of colors and greater contrast.

Image 4.3: The monitor displaying a colorful gradient, illustrating its vibrant color capabilities with 126% sRGB coverage and a 4000:1 contrast ratio.
4.3.4 Blue Light Filter and Flicker-Free Technology
To reduce eye strain during prolonged use, the monitor incorporates a Blue Light Filter and Flicker-Free technology. The Blue Light Filter minimizes harmful blue light emissions, while Flicker-Free technology eliminates screen flickering, providing a more comfortable viewexperiència.

Image 4.4: A visual representation of the Blue Light Filter and Flicker-Free features. The left side shows a scene with reduced blue light, while the right side shows the same scene without the filter, appearing brighter and potentially more straining.
4.3.5 Game Presets
The monitor includes various game presets (e.g., FPS, RTS) that optimize display settings for specific game genres. These presets can be accessed and switched via the OSD menu to enhance your gaming experience.

Image 4.5: The monitor displaying a scene from a first-person shooter game, with indicators for FPS, RACING, and RTS game modes, demonstrating the ability to switch between optimized display settings.
4.3.6 Ample Viewangle ing
With a 178° wide viewing angle, the monitor ensures consistent image quality and color accuracy from various perspectives, making it suitable for multi-user viewing or flexible seating arrangements.

Image 4.6: The monitor displaying a racing game, emphasizing smooth game motion with HDR support, a 178° viewing angle, and 1ms GTG response time.
5. Manteniment
5.1 Neteja de la pantalla
Per netejar la pantalla del monitor:
- Apagueu el monitor i desconnecteu el cable d'alimentació.
- Netegeu suaument la pantalla amb un drap suau i sense pelusa.
- Per a marques difícils, esbandiu lleugeramentampNetegeu el drap amb aigua o un netejador de pantalles suau i no abrasiu. No ruixeu el netejador directament sobre la pantalla.
- Eviteu utilitzar alcohol, amoníac o productes de neteja abrasius, ja que poden danyar la superfície de la pantalla.
5.2 Neteja de la Casing
Netegeu el monitor casing with a soft, dry cloth. If necessary, use a slightly damp cloth. Do not use any liquid cleaners directly on the casing.
6. Solució De Problemes
If you encounter issues with your monitor, refer to the following troubleshooting guide:
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha imatge a la pantalla | Cable d'alimentació no connectat; Cable de vídeo no connectat; Font d'entrada incorrecta seleccionada. | Ensure power cable is securely connected. Check video cable (DP/HDMI) connections. Select the correct input source via the OSD menu. |
| La imatge és borrosa o distorsionada | Incorrect resolution; Video cable issue. | Set the display resolution to 1920 x 1080. Ensure the video cable is securely connected and not damaged. |
| La pantalla parpelleja | Refresh rate mismatch; Cable quality; Graphics driver issue. | Ensure Adaptive-Sync is enabled. Check if the refresh rate is set correctly in your computer's display settings. Try a different DP/HDMI cable. Update graphics drivers. |
| No sound (if external speakers connected to monitor) | Audio cable not connected; Volume too low; Incorrect audio output device. | Ensure audio cable is connected. Adjust volume on monitor and computer. Select monitor as audio output device in computer settings. |
| Els botons no responen | OSD lock enabled; Monitor malfunction. | Refer to the Quick Start Guide for OSD lock/unlock procedures. If issue persists, power cycle the monitor. |
7. Especificacions
| Característica | Detall |
|---|---|
| Marca | CTC |
| Model | H27E22P |
| Mida de la pantalla | 27 polzades |
| Tipus de panell | VA ràpid |
| Resolució | FHD 1080p (1920 x 1080 píxels) |
| Freqüència d'actualització | 280Hz (via DP), 240Hz (via HDMI) |
| Temps de resposta | 1 ms GTG |
| Brillantor de la imatge | 300 candeles (cd/m²) |
| Relació de contrast de la imatge | 4000:1 |
| Profunditat de color | 8-bit, 1.07 billion colors |
| Gamma de colors | 126% sRGB coverage |
| Suport HDR | Sí |
| Sincronització adaptativa | FreeSync & G-Sync Compatible |
| Viewangle ing | 178° |
| Connectivitat | 2x HDMI 2.0, 1x DisplayPort 1.4, 1x USB 2.0 (Upgrade only) |
| Muntatge VESA | 100 x 100 mm |
| Dimensions del producte | 6 x 27 x 18 polzades |
| Pes de l'article | 15.57 lliures |
8. Garantia i Suport
For warranty information and technical support, please refer to the warranty card included in your product packaging or visit the official KTC weblloc web. Conserveu el rebut de compra com a comprovant de compra per a reclamacions de garantia.





