Commax CDV-70A User Manual

• Thank you for purchasing COMMAX products.
• Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
• The company is not responsible for any safety accidents caused by abnormal operation of the product.
• Thank you for purchasing COMMAX products.
• Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
• The company is not responsible for any safety accidents caused by abnormal operation of the product.
Color video door phone CDV-70A, CDV-70AD
User Manual

Commax CDV-70A Specifications

General

Power Supply	AC 100~240V, 50/60Hz
Dimensions	210 x 130 x 35 mm
Operating temp	-10°C to 50°C
Type	Video intercom
Operating Temperature	-10°C to 50°C
Display	7 inch TFT LCD
Audio	2-way audio
Wiring	4-wire
Mount type	Surface mount
Weight	1.2 kg

Summary

Warnings and Cautions

Safety Symbols and General Warnings

Explains general safety symbols, warnings, and cautions for product usage.

Specific Operational Safety

Details critical safety measures for product operation, maintenance, and handling.

Part Names

Package Contents

Wiring and Connection Instructions

Camera Connector Polarity

Details the color-coded wire assignments for camera connections.

Interphone Connector Polarity

Details the color-coded wire assignments for interphone connections.

Installation

Installation Notes

Provides key recommendations for optimal product placement and mounting.

Wiring Diagram

Illustrates the connection layout for door cameras and interphones.

Operation

Receiving a Visitor Call

Guides on how to answer calls, talk, and release doors.

Interphone Communication

Explains how to initiate and conduct calls with the interphone.

Monitoring Visitor Activity

Details how to view camera feeds in standby and talking modes.

Priority Talk Function

Describes using the PTT button for clear voice transmission.

Settings

Display Setting Adjustment

Covers adjusting brightness, contrast, and color, including reset options.

Utility Features

Explains how to set screen modes and choose screen ratios.

Information and Version Check

Guides on checking model, version, video type, and image source.

Specifications and Features