1. Introducció
Gràcies per la compraasing the ROFAVEZCO EZ-SW41H21 HDMI Switch 8K 4x1. This device allows you to connect up to four HDMI source devices to a single HDMI display, providing seamless switching between inputs. It supports advanced features such as 8K@60Hz, 4K@120Hz, Variable Refresh Rate (VRR), G-Sync, FreeSync, CEC, and ARC, ensuring a high-quality audio and video experience for gaming, home theater, and professional applications. Please read this manual thoroughly before use to ensure proper installation and operation.
2. Contingut del paquet
Si us plau, comproveu el contingut del paquet per assegurar-vos que hi hagi tots els elements:

Image: All items included in the product package, such as the HDMI switch, power adapter, remote, and cables.
- ROFAVEZCO EZ-SW41H21 HDMI Switch 8K 4x1
- Adaptador d'alimentació 5V 2A
- Comandament a distància IR
- Cable receptor IR
- Manual d'usuari
- Mounting Brackets and Screws (for optional installation)
3. Característiques del producte
The ROFAVEZCO EZ-SW41H21 HDMI Switch offers a range of features designed for high-performance audio and video distribution:
- Conformitat amb HDMI 2.1: Admet resolucions 8K a 60 Hz i 4K a 120 Hz.
- Amplada de banda alta: 48Gbps bandwidth for uncompressed video and audio.
- Freqüència d'actualització variable (VRR): Compatible with G-Sync and FreeSync to eliminate screen tearing and stuttering for a smoother gaming experience.
- Canal de retorn d'àudio (ARC): Supports 5.1CH audio output from the display back to an audio receiver. Note: This device supports ARC 5.1CH only, not eARC or Dolby Atmos via ARC.
- Consumer Electronics Control (CEC): Allows control of connected devices with a single remote.
- High-Dynamic Range (HDR): Supports HDR, Dolby Vision, and 3D video formats.
- HDCP 2.3: Ensures compatibility with the latest content protection standards.
- Multiple Switching Options: Switch inputs via IR remote control or the front panel button.
- Indicadors LED: Clearly shows the active input source.
- Àmplia compatibilitat: Works with various devices including PS5, Xbox Series X/S, PCs, Apple TV, Roku, Blu-ray players, and more.

Image: Visual representation of the HDMI switch's key features and supported technologies.

Image: A monitor displaying a split screen, illustrating the difference between a standard display and one utilizing G-Sync/Free Sync for smoother visuals, with the HDMI switch connected.
4. Instruccions de configuració
Follow these steps to set up your HDMI Switch:
- Apagueu els dispositius: Ensure all HDMI source devices (e.g., game consoles, PCs) and your display are powered off before making any connections.
- Connectar fonts HDMI: Connect your HDMI source devices to the HDMI IN 1, IN 2, IN 3, and IN 4 ports on the HDMI Switch using high-quality HDMI 2.1 cables.
- Connecta a la pantalla: Connect the HDMI OUT port of the switch to the HDMI input of your display (TV, monitor, projector) using a high-quality HDMI 2.1 cable.
- Connecteu el receptor d'infrarojos: If using the IR remote, plug the IR Receiver Cable into the 'IR Ext.' port on the switch and place the IR receiver in a location where it can receive signals from the remote control.
- Connectar l'alimentació: Connect the provided 5V 2A power adapter to the 'DC/5V' port on the switch and then plug it into a power outlet. The switch will power on automatically.
- Dispositius d'encesa: Power on your display and then your HDMI source devices.

Image: A diagram illustrating how to connect multiple HDMI source devices to the HDMI switch and then to a single display.

Image: A detailed diagram showing how to connect the HDMI switch to an ARC-enabled soundbar or audio receiver, with notes on compatible devices.
Nota important:
- Always use certified HDMI 2.1 cables for optimal performance, especially for 8K@60Hz or 4K@120Hz resolutions.
- Ensure the 5V 2A power adapter is securely connected to prevent power loss.
- This switch does not support automatic input switching. Inputs must be selected manually.
5. Instruccions de funcionament
Operating the ROFAVEZCO EZ-SW41H21 HDMI Switch is straightforward:
5.1 Entrades de commutació
You have two methods to switch between connected HDMI sources:
- Botó del panell frontal: Press the 'SELECT' button on the front panel of the switch to cycle through the HDMI inputs (IN1, IN2, IN3, IN4).
- Control remot IR: Use the provided IR remote control to directly select the desired input (buttons 1, 2, 3, 4) or to cycle through inputs.

Image: Illustration showing the front panel button and the IR remote control as methods for switching between HDMI inputs.
5.2 Indicadors LED
The 'ACTIVITY DISPLAY' LEDs on the front panel indicate which HDMI input is currently active. The corresponding LED will illuminate when an input is selected.
5.3 ARC Functionality
To use the Audio Return Channel (ARC) feature:
- Ensure your display and audio receiver both support ARC.
- Connect the HDMI OUT port of the switch to the ARC-enabled HDMI input on your display.
- Connect your audio receiver to the ARC-enabled HDMI input on your display (if not already integrated).
- Enable ARC on your display and audio receiver settings.
Nota:
- The switch supports ARC for 5.1CH audio only. It does not support eARC or Dolby Atmos via ARC.
- Ensure your input and output devices support ARC for this feature to function.
6. Manteniment
To ensure the longevity and optimal performance of your HDMI Switch:
- Neteja: Feu servir un drap suau i sec per netejar el dispositiu. Eviteu netejadors líquids o materials abrasius.
- Ventilació: Assegureu-vos que el dispositiu estigui col·locat en una zona ben ventilada per evitar el sobreescalfament. No bloquegeu les obertures de ventilació.
- Emmagatzematge: Quan no l'utilitzeu durant períodes prolongats, guardeu el dispositiu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Gestió de cables: Avoid bending or kinking HDMI cables excessively, as this can damage them and affect signal quality.
7. Solució De Problemes
If you encounter issues with your ROFAVEZCO EZ-SW41H21 HDMI Switch, please refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense sortida de vídeo/àudio |
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| Flickering screen or unstable signal |
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| IR Remote not working |
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| ARC not functioning |
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Si el problema persisteix després de provar aquestes solucions, poseu-vos en contacte amb l'atenció al client.
8. Especificacions
Detailed technical specifications for the ROFAVEZCO EZ-SW41H21 HDMI Switch:
| Característica | Especificació |
|---|---|
| Dimensions del producte | 7 x 5 x 3 polzades |
| Pes de l'article | 1.08 lliures |
| Número de model | EZ-SW41H21 |
| Color | Negre |
| Tipus de connector | HDMI (HDCP 2.2, HDCP 2.3) |
| Tipus de cable | HDMI 2.1 |
| Resolucions suportades | 8K@60Hz, 4K@120Hz (4:4:4 8bit HDR), 1080p@240Hz/144Hz/120Hz/60Hz, 3840x2160@240Hz/144Hz/120Hz/60Hz, 3440x1440@240Hz/144Hz/120Hz/60Hz, 5120x1440@120Hz |
| Ample de banda | 48 Gbps |
| Suport d'àudio | Digital 5.1/7.1CH, Dolby Atmos, DTS:X, DTS-HD Master Audio (via pass-through), ARC 5.1CH |
| Característiques especials | VRR (G-Sync & Free Sync), CEC, HDR, Dolby Vision, 3D |
| Font d'alimentació | 5V 2A DC Adapter |
| Protecció ESD | Integrat |
9. Vídeos oficials de productes
Watch these videos for a visual guide on the product's features and operation:
Vídeo: Una breu presentacióview demonstrating the ROFAVEZCO HDMI Switch's ability to handle 8K@60Hz and 4K@120Hz, showing seamless switching between gaming consoles and VRR in action.
Vídeo: Una anàlisi completaview of the EZCOO 8K HDMI 2.1 Switch 4x1, detailing its internal components, connection capabilities, and compatibility with various gaming and media devices, highlighting 8K@60Hz and 4K@120Hz support.
10. Garantia i Suport
ROFAVEZCO products are designed for reliability and performance. This product comes with a standard manufacturer's warranty. For specific warranty details, technical support, or assistance with troubleshooting beyond this manual, please refer to the contact information provided on the product packaging or the official ROFAVEZCO weblloc.
When contacting support, please have your product model number (EZ-SW41H21) and purchase information readily available.