1. Introduzione
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. Caratteristiche del prodotto
- Schermo LCD TFT da 4.3 pollici: 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.
- Espandibilità del sistema: 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.

Figura 2.1: Davanti 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. Installazione e configurazione
3.1. Contenuto della confezione
Prima dell'installazione, verificare che tutti i componenti siano presenti:
- COMMAX CDV-43M Monitor
- Staffa di fissaggio
- Viti e tasselli
- Manuale dell'utente (questo documento)
- Cavo di alimentazione
3.2. Montaggio del monitor
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.
- Utilizzare la staffa di montaggio come modello per contrassegnare i punti di foratura sulla parete.
- Praticare i fori e inserire i tasselli.
- Fissare la staffa di montaggio alla parete utilizzando le viti fornite.
- Before attaching the monitor, complete all necessary wiring connections.

Figura 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. Collegamenti elettrici
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.
- Fissare con cautela il monitor alla staffa montata.

Figura 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. Istruzioni per l'uso
4.1. Funzionamento di base
- Accensione/spegnimento: The monitor powers on automatically when connected to power. There is no dedicated power button.
- Risposta a una chiamata: When a visitor presses the call button on the outdoor unit, the monitor will ring and display the visitor's image. Press the Risposta button (typically a phone icon) to initiate video talk.
- Monitoraggio: Premere il tasto Monitor button (typically an eye or camera icon) to view the outdoor camera feed without a call.
- Apertura serratura porta: Durante una chiamata o durante il monitoraggio, premere il tasto Serratura della porta button (typically a key icon) to remotely unlock the connected door.
- Comunicazione interfonica: If interphones are connected, press the Citofono button (if available) to communicate with other indoor units.
4.2. Funzioni dei pulsanti touch
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.
- Icona chiave: For door lock release.
- Grid/Square Icon: Potentially for multi-camera view or system settings.
- Icona del telefono: For answering calls or initiating communication.
5. Manutenzione
5.1. Pulizia
To maintain the monitor's appearance and functionality:
- Pulire lo schermo e il corpo con un panno morbido, asciutto e privo di lanugine.
- Per segni ostinati, leggermente dampLavare il panno con acqua. Evitare l'uso di prodotti chimici aggressivi, detergenti abrasivi o solventi.
- Assicurarsi che nessun liquido penetri nel dispositivo.
5.2. Assistenza generale
- Evitare di esporre il monitor a temperature estreme, umidità o luce solare diretta.
- Non tentare di smontare o riparare l'unità da soli. Rivolgersi a personale qualificato.
- Tenere il monitor lontano da forti campi magnetici.
6. Risoluzione Dei Problemi
If you encounter issues with your COMMAX CDV-43M monitor, refer to the following common problems and solutions:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Nessuna immagine sullo schermo | No power; Camera not connected; Faulty camera/cable. | Check power connection; Verify camera wiring; Test with another camera if possible. |
| Nessun audio durante la chiamata | Microphone/speaker issue; Wiring problem. | Check wiring connections; Ensure microphone/speaker are not obstructed. |
| La serratura della porta non si sbloccaasing | Door lock not connected; Faulty lock mechanism; Wiring issue. | Verify door lock wiring; Check the door lock's functionality independently. |
| Il monitor non risponde al tocco | 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. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Modello | CDV-43M |
| Dimensioni dello schermo | LCD TFT 4.3 pollici |
| Alimentazione elettrica | CA 100V-240V |
| Tipo di controllo | Tasto di tocco |
| Sistema video | PAL/NTSC Convertible |
| Dispositivi supportati | 2 Monitors, 2 Cameras, 2 Interphones |
| Peso dell'articolo | 760 grammi |
| Dimensioni del pacco | Dimensioni: 30.2 x 25.4 x 7.2 cm |
| Tipo di sorgente luminosa | GUIDATO |
| Frequenza dei fotogrammi | 30 fotogrammi al secondo |
| Cosatage | 5 watt |
8. Garanzia e supporto
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 webin loco o presso centri di assistenza autorizzati.
Per ulteriore supporto e informazioni sul prodotto, visitare il sito ufficiale Commax websito.