74. Quick InstallationInstallation Steps:Step 1. Install cameraConnect cameras to the video BNC inputs marked Video In 1~4.Step 2. Install monitorConnect a monitor to one of the connectors marked CVBS, S-Video or VGA (optional).Step 3. Install SATA hard drivez Install Hot-Swap HDD:1. Slightly press the blue plastic tenon (joint) downward, the silver shaft will spring out.2. Pull the silver shaft forward slightly to the end, and the hot-swap tray will slide a bit.BNC Cable