1. Bubuka
Thank you for choosing the COMMAX CDV-70H Hands-Free Video Intercom System. This manual provides detailed instructions for the installation, operation, and maintenance of your new device. Please read this manual thoroughly before using the product to ensure proper and safe operation. The CDV-70H offers a 7-inch TFT LED display, supporting video communication and door lock release for enhanced security and convenience in your home.
2. Émbaran Kasalametan
- Salawasna pegatkeun listrik sateuacan ngalaksanakeun prosedur pamasangan, pangropéa, atanapi beberesih.
- Do not expose the device to water, excessive humidity, or extreme temperatures.
- Pastikeun sadaya sambungan kabel aman sareng sasuai sareng kode listrik lokal.
- Ulah nyobian ngabongkar atawa ngalereskeun unit sorangan. Rujuk sadayana jasa ka tanaga anu mumpuni.
- Jauhkeun alat tina médan magnét anu kuat.
3. Eusi Paket
Mangga parios eusi pakét pikeun mastikeun yén sadaya barang aya:
- COMMAX CDV-70H Main Monitor Unit
- Ningkatna Kurung
- Screws sareng Plugs Tembok
- Manual pangguna (dokumén ieu)
4. Produk Langkungview
The COMMAX CDV-70H is a sleek and functional video intercom monitor. It features a large 7-inch display for clear visuals and intuitive touch-sensitive buttons for easy operation.

Figure 4.1: COMMAX CDV-70H Main Monitor Unit
This image displays the front of the COMMAX CDV-70H monitor. It features a large, dark screen at the top, with a row of five touch-sensitive icons below it, including a home icon, a person icon, a settings gear, a key icon, and a grid icon. Below these icons, there is a white panel with the COMMAX logo subtly printed on the bottom right. The overall design is minimalist and modern.
5. Setélan
5.1 Masang Monitor
Choose an indoor location for the monitor that is easily accessible and free from direct sunlight or heat sources. Use the provided mounting bracket and screws to securely attach the monitor to a wall.
5.2 Sambungan Wiring
The CDV-70H system requires wired connections for the door camera and power. Refer to the diagram below for proper wiring. The system supports one door camera and up to two additional indoor units (sub-screens or intercom phones).

Figure 5.1: System Wiring and Optimal Camera Height
This diagram illustrates the wiring connections for the COMMAX video intercom system. It shows the outdoor door station connected to the indoor monitor via a 4-wire cable with polarity. A separate 2-wire VDC12V connection from the door station goes to an electric door lock, powered by a ~220V adapter. The indoor monitor is also powered by ~220V. On the right, a separate diagram shows the optimal installation height for the outdoor camera, recommending approximately 145 cm from the ground for a clear view of a person between 170 cm and 180 cm tall, with a 34-degree viewsudut ing.
- Door Camera Connection: Connect the outdoor door camera to the main monitor using a 4-wire cable. Ensure correct polarity.
- Sasayogian tanaga: Connect the monitor to an AC 100-240V, 50/60Hz power source.
- Door Lock Release: Connect the electric door lock to the outdoor door camera unit using a 2-wire VDC12V connection.
- Intercommunication (Optional): If installing additional indoor units, connect them to the main monitor using 4-wire cables for intercommunication functionality.
5.3 Optimal Installation Height for Outdoor Camera
Pikeun optimal viewing and communication, install the outdoor camera unit at a height that allows visitors to be clearly seen. The recommended height is approximately 145 cm from the ground, which provides a good viewing angle for most individuals.

Figure 5.2: CDV-70H Monitor Dimensions
This image provides a technical drawing of the COMMAX CDV-70H monitor, detailing its physical dimensions. The monitor has a width of 180 mm and a height of 180 mm. The diagonal measurement of the screen itself is indicated as 178 mm.
6. Parentah Operasi
6.1 Narima Telepon
When a visitor presses the call button on the outdoor unit, the indoor monitor will ring and display the visitor's image. Press the Waleran button (typically a phone icon) to initiate two-way audio and video communication.
6.2 Pamecatan Panto
During an active call or while monitoring the outdoor unit, press the Pelepasan Panto button (typically a key icon) to unlock the connected door. Ensure the door lock mechanism is properly installed and wired.
6.3 Intercommunication
If multiple indoor units (sub-screens or intercom phones) are installed, you can communicate between them. Press the Interkom button (typically a person icon or similar) and select the desired indoor unit to establish communication.
6.4 Ngawaskeun
Ka view the outdoor camera feed at any time without a visitor call, press the Ngawaskeun button (typically an eye icon or similar). This allows you to check the outdoor area proactively.
7. Pangropéa
- beberesih: Clean the monitor screen and unit casing with a soft, dry, lint-free cloth. Do not use liquid cleaners, abrasive materials, or chemical solvents, as these may damage the surface.
- Sambungan: Pariksa périodik sadaya sambungan kabel pikeun mastikeun aranjeunna tetep aman tur bebas tina korosi.
- Unit outdoor: Keep the outdoor camera lens clean and free from obstructions (dirt, dust, spiderwebs) for clear image quality.
8. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| No image on monitor screen. | Power not connected; Camera wiring incorrect; Camera malfunction. | Check power supply to the monitor. Verify 4-wire connection between monitor and camera. Test camera functionality. |
| Henteu aya audio nalika komunikasi. | Wiring issue; Volume too low. | Check 4-wire connection. Adjust monitor volume settings. |
| Door lock not releasing. | Door lock wiring incorrect; Insufficient power to lock; Lock malfunction. | Verify 2-wire connection from outdoor unit to door lock. Ensure adequate power supply for the lock. Check the door lock mechanism. |
| Intercom teu jalan. | Sub-unit wiring incorrect; Sub-unit malfunction. | Check 4-wire connection between main and sub-units. Ensure sub-unit is powered. |
9. Spésifikasi
| Fitur | Rincian |
|---|---|
| Ngaran modél | CDV-70H |
| tampilan | 7-inch TFT LED Color LCD |
| Tipe Pamasangan | Screw (Dipasang Tembok) |
| Bahan | palastik |
| Sumber Daya | AC 100-240V, 50/60Hz |
| Konsumsi Daya | Max. 16W / Standby 3W |
| Wiring (Door Camera) | 4-wire with polarity |
| Wiring (Intercom) | 4-kawat |
| Max. Door Camera Distance | 50 meters (0.65Ø) |
| Max. Intercom Phone Distance | 30 meters (0.65Ø) |
| Ukuran (W x H x D) | 180 x 180 x 28 mm |
| Item Beurat | 900 g |
| Warna | Salju |
| Batré Diperlukeun | No |
10. Garansi jeung Rojongan
For warranty information, technical support, and service inquiries, please refer to the warranty card included with your product or visit the official COMMAX websitus. Disarankeun pikeun nyimpen resi pameseran anjeun salaku bukti pameseran pikeun klaim garansi naon waé.
For further assistance, please contact your local COMMAX distributor or authorized service center.