Introduces the opening, calling guard, monitoring, and receiving functions of the image intercom host, and provides wiring instructions and encoding/image setting methods
This manual describes the installation, wiring, and operation of the Hometek VP-(B)C103 video intercom master unit. It includes detailed diagrams for connecting power, video, and control lines, as well as safety notes.
Key sections cover power supply requirements (DC12V+ / DC12V-), video input connections, functional button assignments, and troubleshooting tips. The document also lists the device's technical specifications and provides step‑by‑step guidance for proper setup. This manual is written in Chinese.