1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your COMMAX CDV-43M Fine View Doorphone Monitor. Please read this manual thoroughly before installation and use to ensure correct operation and to prevent damage to the device. Keep this manual for future reference.
2. caractéristiques du produit
- Écran LCD TFT de 4.3 pouce : Provides clear video display for monitoring and communication.
- Video Talk and Door Lock Release: Enables two-way video communication and remote door unlocking for both individual and public entrances.
- Extensibilité du système : Supports connection of up to 2 monitors, 2 cameras, and 2 interphones for a comprehensive security system.
- Titanium Metal Design: Features a rigid and elegant metal finish for enhanced durability and aesthetic appeal.
- LED Backlights: Ensures a brighter and clearer screen display.
- High-Sensitive MIC: Delivers improved sound quality for clear communication.
- Blue Light Touch Buttons: Intuitive and responsive touch controls with captivating blue illumination.
- PAL/NTSC Convertible: Compatible with various video signal standards.

Figure 2.1 : Devant view of the COMMAX CDV-43M Fine View Doorphone Monitor, showcasing its 4.3-inch LCD screen and touch-sensitive control buttons. The monitor features a sleek titanium metal design with a blue panel.
3. Installation et configuration
3.1. Contenu du colis
Avant l'installation, vérifiez que tous les composants sont présents :
- COMMAX CDV-43M Monitor
- Support de montage
- Vis et chevilles
- Manuel de l'utilisateur (ce document)
- Câble d'alimentation
3.2. Montage du moniteur
Choose a suitable location indoors, away from direct sunlight, heat sources, and moisture. Ensure the wall is strong enough to support the monitor's weight.
- Utilisez le support de fixation comme gabarit pour marquer les points de perçage sur le mur.
- Percez des trous et insérez des chevilles.
- Fixez le support de montage au mur à l'aide des vis fournies.
- Before attaching the monitor, complete all necessary wiring connections.

Figure 3.1 : Technical drawing illustrating the dimensions of the COMMAX CDV-43M monitor. The diagram shows a width of 180 mm and a height of 180 mm, with the 4.3-inch LCD screen measuring 109 mm diagonally.
3.3. Connexions de câblage
Ensure power is disconnected before making any wiring connections. Refer to the wiring diagram for proper connection of cameras, interphones, and power.
- Connect the outdoor camera unit(s) to the designated camera input ports on the monitor.
- If using interphones, connect them to the interphone ports.
- For multi-unit installations, an MD-KAM4 distributor may be required (as shown in Figure 3.2).
- Connect the AC power cable (AC 100V-240V) to the monitor and then to a power outlet.
- Carefully attach the monitor to the mounted bracket.

Figure 3.2 : Schematic diagram demonstrating the connection of the COMMAX CDV-43M monitor to multiple door cameras and interphones via an MD-KAM4 distributor. This illustrates a typical multi-unit installation setup.
4. Mode d'emploi
4.1. Fonctionnement de base
- Marche/Arrêt : The monitor powers on automatically when connected to power. There is no dedicated power button.
- Répondre à un appel: When a visitor presses the call button on the outdoor unit, the monitor will ring and display the visitor's image. Press the Répondre button (typically a phone icon) to initiate video talk.
- Surveillance: Appuyez sur le Moniteur button (typically an eye or camera icon) to view the outdoor camera feed without a call.
- Door Lock Release: Pendant un appel ou une écoute, appuyez sur la touche Serrure de porte button (typically a key icon) to remotely unlock the connected door.
- Communication interphone : If interphones are connected, press the Interphone button (if available) to communicate with other indoor units.
4.2. Touch Button Functions
The monitor features blue light touch buttons for various functions. Refer to the icons on the monitor for specific actions:
- Person Icon: Likely for visitor call or general settings.
- Circle Icon: Could be for monitoring or menu access.
- Icône clé : For door lock release.
- Grid/Square Icon: Potentially for multi-camera view or system settings.
- Phone Icon: For answering calls or initiating communication.
5. Entretien
5.1. Nettoyage
To maintain the monitor's appearance and functionality:
- Essuyez l'écran et le boîtier avec un chiffon doux, sec et non pelucheux.
- Pour les marques tenaces, frottez légèrementampHumidifiez le chiffon avec de l'eau. Évitez d'utiliser des produits chimiques agressifs, des nettoyants abrasifs ou des solvants.
- Veillez à ce qu'aucun liquide ne pénètre dans l'appareil.
5.2. Soins généraux
- Évitez d'exposer le moniteur à des températures extrêmes, à l'humidité ou à la lumière directe du soleil.
- N’essayez pas de démonter ou de réparer l’appareil vous-même. Veuillez faire appel à un technicien qualifié.
- Tenez le moniteur éloigné des champs magnétiques puissants.
6. Dépannage
If you encounter issues with your COMMAX CDV-43M monitor, refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| Aucune image à l'écran | No power; Camera not connected; Faulty camera/cable. | Check power connection; Verify camera wiring; Test with another camera if possible. |
| Aucun son pendant l'appel | Microphone/speaker issue; Wiring problem. | Check wiring connections; Ensure microphone/speaker are not obstructed. |
| La serrure de porte n'est pas déverrouillée.asing | Door lock not connected; Faulty lock mechanism; Wiring issue. | Verify door lock wiring; Check the door lock's functionality independently. |
| L'écran ne répond pas au toucher | Temporary software glitch; Dirty screen. | Disconnect and reconnect power; Clean the screen surface. |
If the problem persists after attempting these solutions, please contact Commax customer support or a qualified technician.
7. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Modèle | CDV-43M |
| Taille de l'écran | 4.3 pouces TFT LCD |
| Alimentation électrique | 100 V-240 V CA |
| Type de contrôle | Bouton tactile |
| Système vidéo | PAL/NTSC Convertible |
| Appareils pris en charge | 2 Monitors, 2 Cameras, 2 Interphones |
| Poids de l'article | 760 g |
| Dimensions du colis | 30.2 x 25.4 x 7.2 cm |
| Type de source lumineuse | DIRIGÉ |
| Fréquence d'images | 30 images par seconde |
| Quoitage | 5 watts |
8. Garantie et assistance
The COMMAX CDV-43M Fine View Doorphone Monitor is covered by a manufacturer's warranty. Please refer to the warranty card included with your product for specific terms and conditions, including warranty period and coverage details. For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Commax customer support through their official website ou centres de service agréés.
Pour obtenir de l'aide et des informations supplémentaires sur les produits, veuillez consulter le site officiel. Commax website.





