1. Rhagymadrodd
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. Nodweddion Cynnyrch
- Sgrin LCD TFT 4.3 modfedd: 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.
- System Expandability: 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.

Ffigur 2.1: Blaen 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. Gosod a Gosod
3.1. Cynnwys Pecyn
Cyn gosod, gwiriwch fod yr holl gydrannau yn bresennol:
- COMMAX CDV-43M Monitor
- Braced Mowntio
- Sgriwiau a Phlygiau Wal
- Llawlyfr Defnyddiwr (y ddogfen hon)
- Cebl Pŵer
3.2. Gosod y 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.
- Defnyddiwch y braced mowntio fel templed i farcio'r pwyntiau drilio ar y wal.
- Drilio tyllau a gosod plygiau wal.
- Sicrhewch y braced mowntio i'r wal gan ddefnyddio'r sgriwiau a ddarperir.
- Before attaching the monitor, complete all necessary wiring connections.

Ffigur 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. Gwifrau Cysylltiadau
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.

Ffigur 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. Cyfarwyddiadau Gweithredu
4.1. Gweithrediad Sylfaenol
- Pŵer ymlaen / i ffwrdd: The monitor powers on automatically when connected to power. There is no dedicated power button.
- Ateb Galwad: When a visitor presses the call button on the outdoor unit, the monitor will ring and display the visitor's image. Press the Ateb button (typically a phone icon) to initiate video talk.
- Monitro: Gwasgwch y Monitro button (typically an eye or camera icon) to view the outdoor camera feed without a call.
- Door Lock Release: During a call or while monitoring, press the Clo Drws button (typically a key icon) to remotely unlock the connected door.
- Interphone Communication: If interphones are connected, press the Rhyngffon 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:
- Eicon Person: Likely for visitor call or general settings.
- Circle Icon: Could be for monitoring or menu access.
- Eicon allweddol: For door lock release.
- Grid/Square Icon: Potentially for multi-camera view or system settings.
- Phone Icon: For answering calls or initiating communication.
5. cynnal
5.1. Glanhau
To maintain the monitor's appearance and functionality:
- Sychwch y sgrin a'r corff gyda lliain meddal, sych, heb lint.
- Ar gyfer marciau ystyfnig, rhwbiwch yn ysgafnampgolchwch y brethyn gyda dŵr. Osgowch ddefnyddio cemegau llym, glanhawyr sgraffiniol, neu doddyddion.
- Gwnewch yn siŵr nad oes unrhyw hylif yn mynd i mewn i'r ddyfais.
5.2. Gofal Cyffredinol
- Ceisiwch osgoi amlygu'r monitor i dymheredd eithafol, lleithder neu olau haul uniongyrchol.
- Peidiwch â cheisio dadosod na thrwsio'r uned eich hun. Cyfeiriwch at bersonél gwasanaeth cymwys.
- Cadwch y monitor i ffwrdd o feysydd magnetig cryf.
6. Datrys Problemau
If you encounter issues with your COMMAX CDV-43M monitor, refer to the following common problems and solutions:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Dim delwedd ar y sgrin | No power; Camera not connected; Faulty camera/cable. | Check power connection; Verify camera wiring; Test with another camera if possible. |
| No audio during call | Microphone/speaker issue; Wiring problem. | Check wiring connections; Ensure microphone/speaker are not obstructed. |
| Door lock not releasing | Door lock not connected; Faulty lock mechanism; Wiring issue. | Verify door lock wiring; Check the door lock's functionality independently. |
| Nid yw'r monitor yn ymateb i gyffwrdd | 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. manylebau
| Nodwedd | Manyleb |
|---|---|
| Model | CDV-43M |
| Maint Arddangos | TFT LCD 4.3 modfedd |
| Cyflenwad Pŵer | AC 100V-240V |
| Math o Reoli | Botwm Cyffwrdd |
| System Fideo | PAL/NTSC Convertible |
| Dyfeisiau â Chymorth | 2 Monitors, 2 Cameras, 2 Interphones |
| Pwysau Eitem | 760 g |
| Dimensiynau Pecyn | 30.2 x 25.4 x 7.2 cm |
| Math o Ffynhonnell Golau | LED |
| Cyfradd Ffrâm | 30 ffrâm yr eiliad |
| Wattage | 5 wat |
8. Gwarant a Chefnogaeth
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 websafleoedd neu ganolfannau gwasanaeth awdurdodedig.
Am gymorth ychwanegol a gwybodaeth am y cynnyrch, ewch i'r wefan swyddogol Commax websafle.





