Commax CMA-3L 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.
Doorphone CMA-3L / CMA-3LD
User Manual

Commax CMA-3L Specifications

General

Power Supply	12V DC
Communication Type	Wired
Audio Output	Built-in speaker
Material	Plastic
Number of Buttons	1
Operating temperature	-10°C to 50°C
Humidity	90% RH

Summary

1. Greetings

2. Warnings and Caution

3. Part Names

4. Functions

5. Contents

6. Installation

7. Wiring

8. Operating

8-1. Call from the Individual Entrance

Handles visitor calls from the main entrance, allowing talk and door release functions.

8-2. Call from the Lobby

Manages communication with the common lobby, including call switching and door release.

8-3. Conversation with Guard

Facilitates communication with the guard station, allowing calls and conversations.

9. Trouble Shooting

10. Specifications