1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your Fermax FER9401 Veo 4.3-inch VDS Video Intercom Monitor. Please read this manual thoroughly before attempting installation or operation to ensure proper functionality and safety. Keep this manual for future reference.

Imatge 1.1: Frontal view of the Fermax FER9401 Veo 4.3-inch VDS Video Intercom Monitor, showing the handset, screen, and control buttons.
2. Informació de seguretat
- Seguretat elèctrica: Installation must be performed by qualified personnel in accordance with local electrical codes and regulations. Disconnect power before installation or maintenance.
- Manipulació: Handle the monitor with care to prevent damage. Avoid dropping or subjecting it to strong impacts.
- Medi ambient: Do not expose the unit to extreme temperatures, humidity, or direct sunlight. Ensure proper ventilation.
- Modificacions: Do not attempt to open or modify the unit. Unauthorized modifications can void the warranty and pose safety risks.
3. Contingut del paquet
The Fermax FER9401 package typically includes:
- Fermax FER9401 Veo 4.3-inch VDS Video Intercom Monitor (1 unit)
Nota: The connection support or mounting base is often sold separately and is required for installation. Please verify your purchase contents.
4. Producte acabatview
The Fermax FER9401 Veo monitor is a 4.3-inch color video intercom unit designed for VDS systems. It features a handset for audio communication, a screen for video display, and intuitive buttons for various functions.
4.1. Components i controls

Imatge 4.1: Anglesa view highlighting the monitor's main components.
- Auricular: For private audio communication.
- Pantalla a color d'4.3 polzades: Displays video from the outdoor panel camera.
- Botó F1: Programmable function button (e.g., auxiliary function).
- Botó F2: Programmable function button (e.g., auxiliary function).
- Botó de la càmera: Activates the outdoor panel camera to view l'exterior.
- Botó clau: Activates the door release mechanism.

Imatge 4.2: Lateral view showing adjustment controls.
- Control de brillantor: Ajusta la brillantor de la pantalla.
- Control de volum: Adjusts call volume.
5. Configuració i instal·lació
The Fermax FER9401 monitor is designed for wall mounting. Professional installation is highly recommended due to the electrical wiring and system configuration requirements.
5.1. Comprovacions prèvies a la instal·lació
- Ensure all power to the intercom system is disconnected at the main breaker.
- Verify that you have the correct mounting base/connection support, as it is typically not included with the monitor.
- Confirm compatibility with your existing VDS system. This monitor may not be compatible with older systems like Fermax 3311 without system upgrades.
5.2. Muntatge del monitor
- Secure the mounting base (sold separately) to the wall using appropriate screws and anchors. Ensure it is level and at a suitable height.
- Route the necessary VDS wiring through the opening in the mounting base.
5.3. Connexions de cablejat

Imatge 5.1: Darrere view of the monitor, illustrating the wiring terminals.
Connect the VDS system wires to the terminals on the back of the monitor or the mounting base. Refer to the wiring diagram provided with your VDS system or mounting base for specific connections. Common connections include:
- L, +: Power supply connections.
- V, D: Video and data lines for VDS communication.
- C, F1, F2: Auxiliary function connections (if applicable).
Important: Ensure all connections are secure and correctly polarized to prevent damage to the unit or system.
5.4. Connectar el monitor
Once wiring is complete, carefully align the monitor with the mounting base and press it firmly into place until it clicks securely. Ensure the handset cable is properly connected.
5.5. System Synchronization/Programming
After physical installation, the monitor may need to be synchronized with the outdoor call panel. This typically involves a programming sequence initiated from the outdoor panel or a specific button combination on the monitor. Consult your VDS system's main unit manual for detailed programming instructions.

Image 5.2: The monitor installed and operational, showing a live video feed.
6. Instruccions de funcionament
6.1. Rebre una trucada
When someone presses the call button on the outdoor panel, the monitor will ring. Lift the handset to answer the call and establish two-way audio communication.
6.2. Viewing the Outdoor Panel
Premeu el botó Botó de la càmera (icon resembling a camera) to activate the outdoor panel camera and view the exterior without an incoming call. The video feed will appear on the 4.3-inch screen.
6.3. Obrint la porta
Durant una trucada o mentre viewing the outdoor panel, press the Botó clau (icon resembling a key) to activate the door release mechanism. A confirmation sound may be heard.
6.4. Using Function Buttons (F1, F2)
The F1 and F2 buttons are programmable auxiliary function buttons. Their specific functions depend on your system's configuration (e.g., activating a second door, turning on an external light). Consult your system installer or main unit manual for assigned functions.
6.5. Ajust de la brillantor i el volum
Use the rotary controls located on the side of the monitor to adjust the screen brightness and call volume to your preference.
7. Manteniment
- Neteja: Use a soft, dry cloth to clean the monitor's surface. For stubborn marks, slightly dampen the cloth with water. Do not use abrasive cleaners, solvents, or chemical sprays.
- Cable del telèfon: Periodically check the coiled handset cord for any signs of wear or damage.
- Atenció general: Ensure the monitor is not obstructed and maintains adequate ventilation.
8. Solució De Problemes
If you encounter issues with your Fermax FER9401 monitor, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Cap imatge a la pantalla. |
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| No sound during a call. |
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| L'obertura de la porta no funciona. |
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| Monitor is not compatible with my old system. |
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If the problem persists after attempting these solutions, please contact Fermax technical support or a qualified installer.
9. Especificacions
| Característica | Detall |
|---|---|
| Número de model | FER9401 |
| Mida de la pantalla | 4.3 polzades |
| Tipus de sistema | VDS (Video Door System) |
| Color | Blanc |
| Material | Plàstic ABS |
| Dimensions (L x A x A) | 20 cm x 20 cm x 4.4 cm (7.87 polzades x 7.87 polzades x 1.73 polzades) |
| Pes | 207 grams (0.46 lliures) |
| Tipus de muntatge | Muntatge de paret |
| Tecnologia de connectivitat | Wired (VDS), Bluetooth (for potential future features or specific system configurations) |
| Font d'alimentació | Cable elèctric |
| Entrada Voltage | 100 Volts |
| Característiques especials | Micròfon integrat |
10. Garantia i Suport
For warranty information, please refer to the documentation provided at the time of purchase or contact your retailer. Fermax offers technical support for their products. For assistance, please visit the official Fermax weblloc o poseu-vos en contacte amb el seu departament d'atenció al client.
Fermax Official Weblloc: www.fermax.com