The CH 4CH Digital Video Recorder User Manual provides installation, operation, configuration, hard‑disk expansion, and remote control instructions.
This manual covers all aspects of the 4‑channel digital video recorder, including safety precautions, power connections, and required installation steps. It explains how to connect cameras, monitors, alarms, and network interfaces, and provides detailed wiring diagrams.
The guide also describes system configuration such as video playback, recording quality settings, hard‑disk management, motion detection, alarm handling, and remote control via LAN. Troubleshooting tips and warranty information are included for service personnel. This manual is written in Chinese.