1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of the Vimar 887U Universal Interphone. The 887U is designed for compatibility with various third-party domestic phone systems, specifically those utilizing AC (alternating current) or electronic (non-digital) call systems. Please read this manual thoroughly before installation and use to ensure proper function and safety.

Figure 1 : Devant view of the Vimar 887U Universal Interphone. This image displays the complete white interphone unit, including the handset and coiled cord, designed for wall mounting.
2. Consignes de sécurité
- Always disconnect power to the existing interphone system before beginning installation or maintenance.
- L'installation doit être effectuée par un technicien qualifié si vous avez des doutes concernant le câblage électrique.
- N’exposez pas l’appareil à l’humidité ou à des températures extrêmes.
- Use only Vimar-approved accessories and replacement parts.
- Gardez l’appareil hors de portée des enfants.
3. Contenu du colis
Vérifiez que tous les éléments sont présents dans le colis :
- Vimar 887U Universal Interphone Unit (White)
- Vis de fixation et chevilles (généralement incluses)
- Manuel d'instructions (ce document)
4. Configuration et installation
4.1. Mounting the Interphone
- Choisissez un emplacement approprié sur un mur, généralement près de l'entrée ou dans une zone centrale.
- Mark the drilling points for the mounting screws using the interphone's base as a template.
- Percez des trous et insérez des chevilles si nécessaire.
- Secure the interphone base to the wall using the provided screws.

Figure 2 : The Vimar 887U interphone with its handset removed from the base, illustrating the wall-mounted design and the coiled cord connection.
4.2. Connexions de câblage
The Vimar 887U is designed to be compatible with various existing interphone systems. Refer to the wiring diagram below and the compatibility table to ensure correct connections.

Figure 3 : Detailed wiring diagram for the Vimar 887U interphone. This image shows the internal terminal block with numbered connections (1-7) and specific labels (e.g., C.A./E, MIC, LOW), indicating where to connect the wires from the existing interphone system.
General Wiring Terminals:
- Terminaux 1 à 7 : Main connection points for the interphone system wires.
- C.A./E: Call type connection for AC or Electronic systems.
- MICRO: Microphone connection.
- FAIBLE: Low volume adjustment (if applicable).
Tableau de compatibilité : Refer to the table below for specific wiring configurations when replacing interphones from other manufacturers.

Figure 4 : Compatibility table for the Vimar 887U interphone. This table lists various interphone models from other manufacturers and specifies the corresponding terminal connections (1-7) and call type (C.A./E) for successful integration with the Vimar 887U.
Important: Match the wires from your existing interphone system to the corresponding terminals on the Vimar 887U as indicated in the wiring diagram and compatibility table. Incorrect wiring can damage the unit or the entire system.
5. Mode d'emploi
The Vimar 887U interphone offers straightforward operation for communication and door release functions.
5.1. Répondre à un appel
- When the interphone rings, lift the handset from its base.
- Speak into the microphone and listen through the earpiece to communicate with the visitor.
- To end the call, replace the handset on its base.
5.2. Fonction d'ouverture de porte
To open the door for a visitor, press the dedicated door release button located on the interphone unit.

Figure 5 : Gros plan view of the Vimar 887U interphone's base, highlighting the black door release button and the speaker grille.

Figure 6 : Interne view of the Vimar 887U interphone, showing the internal components and the switch mechanism for the handset. This image provides context for the internal workings of the device.
6. Entretien
The Vimar 887U interphone requires minimal maintenance to ensure long-lasting performance.
- Nettoyage: Wipe the unit regularly with a soft, dry cloth. Do not use abrasive cleaners, solvents, or excessive moisture, as these can damage the surface or internal components.
- Inspection: Vérifiez régulièrement le cordon enroulé pour déceler tout signe d'usure ou de dommage.
- Réparations: Do not attempt to repair the unit yourself. Contact a qualified technician for any repairs.
7. Dépannage
If you encounter issues with your Vimar 887U interphone, refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| No sound from earpiece or microphone. | Incorrect wiring; loose connection; faulty handset. | Check wiring connections against Figure 3 and Figure 4. Ensure handset cord is securely plugged in. If problem persists, contact support. |
| Interphone does not ring. | Incorrect call type connection; system fault; bell unit issue. | Verify the C.A./E connection according to your system type. Check the external bell unit. |
| Le bouton d'ouverture de la porte ne fonctionne pas. | Incorrect wiring for door release; faulty door strike/lock. | Confirm door release wiring is correct. Test the door strike/lock independently if possible. |
| Distorted or low volume audio. | Loose connections; interference; system volume settings. | Check all wiring connections. Ensure no external interference. Some systems may have adjustable volume. |
8. Spécifications
- Modèle: Vimar 887U
- Taper: Universal Interphone (compatible with AC or electronic non-digital systems)
- Couleur: Blanc
- Dimensions (L x l x H) : 21.6 x 7.5 x 6.7 cm (8.5 x 3.0 x 2.6 pouces)
- Poids: 240 grammes (0.53 livres)
- Type de montage : Support mural
- Source d'alimentation : System-dependent (AC or electronic call system)
- Fabricant: Vimar
- Pays d'origine : Tunisie
9. Garantie et assistance
For warranty information, technical support, or additional tutorials, please refer to the official Vimar website or contact your local Vimar distributor. Specific warranty terms may vary by region and purchase location.
Ressources en ligne : Instructions and tutorials are available on the Vimar website.





