A1S A1S-801ZCD8S9 / A1S-801ZCD8HS9 Intercom Extension Installation Guide

About this manual

The A1S 801 intercom system consists of a main unit, user extensions, a management computer and auxiliary equipment. The extensions feature a thin wall‑mountable design with a 9.0" digital screen, remote unlocking, emergency call, and support for voice, image and text services. They can be linked in large residential communities, with up to four extensions per household and bilingual (Chinese/English) operation.

This guide provides detailed installation precautions, step‑by‑step mounting instructions, wiring diagrams, configuration procedures, and a simple fault‑troubleshooting table. Follow the recommended mounting height of 145 cm, ensure all connections are waterproof and free of interference, and verify power and network settings before powering the device. This manual is written in Chinese.

What's inside

• System Function Overview
• Component Description
• Installation Precautions
• Installation Method
• Usage Functions
• Technical Parameters
• Wiring Functions
• Simple Fault Troubleshooting

Specifications

Frequently asked questions

What is the recommended mounting height for the intercom extension?

The manual recommends installing the extension at a height of about 145 cm.

How many extensions can be connected per household?

Up to four A1S‑801 intercom extensions can be installed in a single household.

What should I do if the extension does not work?

Check that the power cable is correctly connected, then verify the network cable and settings; correct any issues and power the device again.

How can I change the language on the device?

Select the desired language (Chinese or English) from the settings menu on the touch screen.