1. Informações importantes de segurança
Please read all instructions carefully before using this monitor. Keep this manual for future reference.
- Não exponha o monitor à chuva, umidade ou temperaturas extremas.
- Ensure the monitor is placed on a stable, flat surface to prevent falling.
- Utilize apenas o adaptador de energia fornecido com o monitor.
- Não bloqueie as aberturas de ventilação.
- Desligue o monitor da tomada durante tempestades com raios ou quando não for utilizá-lo por longos períodos.
- Não tente consertar o monitor por conta própria. Encaminhe todos os serviços de manutenção a pessoal qualificado.
2. Conteúdo da embalagem
Verifique se todos os itens estão presentes no seu pacote:
- CRUA 24-inch Gaming Monitor
- Cabo HDMI
- Cabo DP
- Monitor Base and Support
- Manual do usuário
- Adaptador de energia
3. Instruções de configuração
3.1. Montando o suporte do monitor
Siga estes passos para fixar o suporte ao seu monitor:
- Insert the stand into the monitor base.
- Tighten the base screw to secure the stand.
- Install the display bracket onto the monitor.
- Insert the bracket into the uppermost notch and press firmly until it clicks into place.

Image: Step-by-step guide for assembling the monitor stand.
3.2. Conectando-se a um dispositivo
The monitor supports multiple input options:
- HDMI: Connect an HDMI cable from your computer or gaming console to the monitor's HDMI port. Supports up to 120Hz refresh rate.
- Porta de exibição (DP): Connect a DP cable from your computer to the monitor's DP port. Supports up to 180Hz refresh rate.
- Saída de áudio: Use the 3.5mm audio port to connect external speakers or headphones. The monitor does not have built-in speakers.

Imagem: Traseira view of the monitor highlighting the HDMI, DisplayPort, and audio ports.
3.3. Ligando
Connect the power adapter to the monitor and then to a power outlet. Press the power button located on the back of the monitor to turn it on.
4. Instruções de operação
4.1. Controles do monitor
The monitor features a joystick/switch on the back for navigating the On-Screen Display (OSD) menu and adjusting settings.

Imagem: Costas view of the CRUA monitor, indicating the location of the control buttons.
4.2. Navegação no Menu OSD
Press the joystick/switch to access the OSD menu. Use the joystick to navigate through options and adjust values. Press again to confirm selections or exit sub-menus.
4.3. Principais características
- High Refresh Rate (180Hz): Experience smoother visuals and reduced motion blur, especially beneficial for gaming. Ensure your graphics card and connection (DisplayPort 1.2) support this refresh rate.
- Tecnologia AMD FreeSync: Synchronizes the monitor's refresh rate with your AMD graphics card's frame rate to eliminate screen tearing and stuttering. Activate FreeSync in your graphics card settings.
- Excelente reprodução de cores: The monitor offers 16.7 million colors, 3000:1 dynamic contrast, and 120% sRGB for vibrant and detailed images.
- Baixa emissão de luz azul e sem cintilação: Features designed to reduce eye strain during extended use. These settings can be adjusted via the OSD menu.

Image: Visual comparison demonstrating the difference between 75Hz and 180Hz refresh rates in fast-paced scenes.

Image: Illustration showing how AMD FreeSync eliminates screen tearing and stuttering.

Image: Display demonstrating the monitor's wide color gamut and true color reproduction.
5. Manutenção
5.1. Limpeza do monitor
Para limpar a tela do monitor, limpe-a suavemente com um pano macio e sem fiapos. Para manchas persistentes, dampen the cloth with a mild, non-abrasive cleaning solution specifically designed for screens. Avoid using alcohol-based cleaners or spraying liquid directly onto the screen.
5.2. Armazenamento
When storing the monitor, ensure it is powered off and disconnected from all cables. Store it in a cool, dry place, preferably in its original packaging to protect it from dust and physical damage.
6. Solução De Problemas
Se você encontrar problemas com seu monitor, consulte os problemas e soluções comuns a seguir:
| Problema | Possível causa | Solução |
|---|---|---|
| Sem imagem na tela | Power cable disconnected, video cable loose/disconnected, incorrect input source selected. | Check power and video cable connections. Select the correct input source via the OSD menu. |
| Imagem piscando ou instável. | Loose video cable, incorrect refresh rate, FreeSync not enabled (if applicable). | Ensure video cable is secure. Adjust refresh rate in display settings. Enable AMD FreeSync in OSD and graphics card settings. |
| Pixels mortos ou pixels presos | Defeito de fabricação. | Entre em contato com o suporte ao cliente para obter assistência. |
| No audio from external speakers/headphones | Audio cable disconnected, volume too low, incorrect audio output selected on PC. | Check audio cable connection. Adjust volume on monitor and PC. Ensure PC audio output is set to the monitor or connected device. |
7. Especificações
| Recurso | Detalhe |
|---|---|
| Número do modelo | CR240DM |
| Tamanho da tela | 23.8 polegadas |
| Resolução da tela | 1920x1080 (FHD 1080p) |
| Taxa de atualização máxima | 180Hz (via DP 1.2), 120Hz (via HDMI 1.4) |
| Tempo de resposta | 2ms |
| Curvatura | 2800R |
| Proporção da tela | 16:9 |
| Viewângulo de engate | 178° |
| Brilho | 250cd/m² |
| Gama de cores | 120% sRGB, 16.7 Million Colors (8-bit) |
| Taxa de contraste dinâmico | 3000:1 |
| Tecnologia de sincronização adaptável | AMD FreeSync |
| Conectividade | HDMI 1.4, DisplayPort 1.2, 3.5mm Audio Out |
| Wall Mount Compatible | 75mm x 75mm VESA |
| Dimensões (CxLxA) | 0.4 x 21 x 15.7 polegadas |
| Peso | 7.88 libras |
8. Garantia e Suporte
CRUA provides high-quality computer monitors and premium services. A 1-3 year warranty is included with your purchase.
If you have any questions or require technical assistance, please contact us at any time. We are committed to serving you and solving all your problems.
For support, please refer to the contact information provided in your product packaging or visit the official CRUA website.




