1. Rhagymadrodd
Thank you for choosing the COMMAX CDV-43K / DRC-40K Video Door Phone System. This system provides secure and convenient communication with visitors at your door. The CDV-43K is the indoor monitor unit, featuring a 4.3-inch color TFT LCD screen, while the DRC-40K is the outdoor panel with a built-in camera and call button. This manual will guide you through the installation, operation, and maintenance of your new system.
2. Gwybodaeth Diogelwch
- Darllenwch yr holl gyfarwyddiadau yn ofalus cyn gosod a gweithredu.
- Do not expose the units to rain, moisture, or extreme temperatures.
- Sicrhau cyflenwad pŵer priodol cyftage as specified in the technical specifications.
- Peidiwch â cheisio agor na thrwsio'r unedau eich hun. Cyfeiriwch yr holl waith cynnal a chadw at bersonél cymwys.
- Keep the units away from strong magnetic fields or sources of electrical interference.
- Use only manufacturer-approved accessories and parts.
3. Cynnwys Pecyn
Gwiriwch fod yr holl eitemau canlynol wedi'u cynnwys yn eich pecyn:
- CDV-43K Indoor Monitor Unit
- DRC-40K Outdoor Panel Unit
- Wall Mounting Brackets for Indoor Monitor
- Sgriwiau Mowntio ac Angorau
- Power Adapter (for CDV-43K)
- Llawlyfr Defnyddiwr (y ddogfen hon)
4. Cynnyrch Drosview
4.1. CDV-43K Indoor Monitor
The CDV-43K is the central unit located inside your home or office. It features a 4.3-inch color display, buttons for communication, door release, and monitoring.

Image: The COMMAX CDV-43K indoor monitor unit, showing its 4.3-inch screen and control buttons.
- Sgrin LCD TFT 4.3 modfedd: Displays video from the outdoor panel.
- Botwm Sgwrs: Initiates or ends communication with the visitor.
- Botwm Rhyddhau Drws: Activates the electronic door lock (if connected).
- Botwm Monitro: Yn caniatáu i chi view the outdoor camera feed without a visitor call.
- Rheoli cyfaint: Adjusts the ringtone and communication volume.
4.2. DRC-40K Outdoor Panel
The DRC-40K is installed at your entrance. It includes a camera, microphone, speaker, and a call button for visitors to alert you.
- Camera: Captures video of the visitor.
- Meicroffon a Siaradwr: Enables two-way audio communication.
- Botwm Galwad: Visitors press this button to call the indoor monitor.
5. Gosod a Gosod
Proper installation is crucial for optimal performance. It is recommended that installation be performed by a qualified technician.
5.1. Wiring Diagram (General)
The system typically requires a 4-wire connection between the indoor monitor and the outdoor panel. Additional wires may be needed for door lock release. Refer to the detailed wiring diagram provided in the separate installation guide for specific connections.
5.2. Indoor Monitor Installation (CDV-43K)
- Choose a suitable location for the indoor monitor, typically at eye level, away from direct sunlight or heat sources.
- Mount the wall bracket securely using the provided screws and anchors.
- Connect the wiring from the outdoor panel and the power adapter to the corresponding terminals on the back of the monitor. Ensure correct polarity.
- Carefully attach the CDV-43K monitor to the wall bracket.
5.3. Outdoor Panel Installation (DRC-40K)
- Select an installation location at your entrance, ensuring the camera has a clear view of visitors and is protected from direct weather exposure.
- Mount the outdoor panel securely at an appropriate height.
- Connect the wiring from the indoor monitor to the terminals on the outdoor panel.
- Seal all connections to prevent moisture ingress.
6. Cyfarwyddiadau Gweithredu
6.1. Derbyn Galwad
- When a visitor presses the call button on the DRC-40K outdoor panel, the CDV-43K indoor monitor will ring and display the visitor's image.
- Gwasgwch y Botwm Sgwrs on the CDV-43K to establish two-way audio communication.
- I orffen y sgwrs, pwyswch y Botwm Sgwrs again. The monitor will automatically turn off after a set period if no action is taken.
6.2. Door Release
During a call or while monitoring, you can release the door lock (if connected).
- Gwasgwch y Botwm Rhyddhau Drws on the CDV-43K. The door will unlock for a short period.
6.3. Monitro
Gallwch chi view the outdoor camera feed at any time without a visitor call.
- Gwasgwch y Botwm Monitro on the CDV-43K. The screen will display the outdoor camera view.
- Gwasgwch y Botwm Monitro again to turn off the display.
6.4. Addasiad Cyfrol
Adjust the ringtone and communication volume using the volume control buttons or dial on the side of the CDV-43K monitor.
7. cynnal
- Glanhau: Use a soft, dry cloth to clean the indoor monitor screen and outdoor panel. Do not use abrasive cleaners or solvents.
- Outdoor Panel: Regularly check the outdoor panel for any obstructions to the camera lens or microphone/speaker. Keep it free from dirt and debris.
- Gwifrau: Periodically inspect wiring connections for any signs of wear or damage.
8. Datrys Problemau
Os byddwch chi'n dod ar draws problemau gyda'ch system, cyfeiriwch at y problemau a'r atebion cyffredin canlynol:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| No image on indoor monitor. | Power off; loose connection; faulty camera. | Check power supply; verify wiring connections; contact support if camera is faulty. |
| Dim sain yn ystod cyfathrebu. | Volume too low; faulty microphone/speaker; wiring issue. | Adjust volume; check wiring; contact support. |
| Nid yw rhyddhau'r drws yn gweithio. | Door lock not connected; faulty lock; wiring issue. | Ensure door lock is properly connected; check lock functionality; verify wiring. |
| Monitor not ringing when call button is pressed. | Ringtone volume off; faulty call button; wiring issue. | Adjust ringtone volume; check call button; verify wiring. |
9. manylebau
| Nodwedd | Manyleb |
|---|---|
| Enw Brand | Commax |
| Rhifau Model | CDV-43K (Indoor Monitor), DRC-40K (Outdoor Panel) |
| Math Ffôn | Wired and Wireless Phone (System supports wired connection, 'wireless' likely refers to general phone category) |
| Arddangos | Lliw TFT LCD 4.3-modfedd |
| Defnyddiau | Defnyddiau Cymysg |
| Ffynhonnell Pwer | Trydan Corded |
| Math Cysylltiad | Bysellbad Sengl |
| Math o System Ateb | Digidol |
| Multi-Operation | Gweithrediad Llinell Sengl |
| Gwneuthurwr | Commax |
| ASIN | B081TMZ6YP |
10. Gwarant a Chefnogaeth
COMMAX products are designed for reliability and performance. For warranty information, please refer to the warranty card included with your purchase or visit the official COMMAX website. If you require technical assistance or have questions not covered in this manual, please contact COMMAX customer support or your local distributor.
Please have your model number (CDV-43K / DRC-40K) and purchase details ready when contacting support.







