H.264 Super Digital Video Recorder User Manual20setup operation, patrol between spots, trail patrol, boundary scan, assistant switch, light switch, level rotation andso on.Note: 1. Decoder 485+、485- line connects with DVR 485+、485- line. The connection is right.2. Click “main menu”“system”“PTZ Config” to set the PTZ parameters.3. The PTZ functions are decided by the PTZ protocols.Picture3.8 PTZ ControlSpeed: Set the PTZ rotation range. Default range: 1 ~ 8.Zoom: Click / button to adjust the zoom multiple of the camera.Focus: Click / button to adjust the focus of the camera.Iris: Click / button to adjust the iris of the camera.Direction control: Control the PTZ rotation. 8 directions control is supportive. (4 directions in Front panel issupportive).PTZ Trace: Full-screen show channel image. Left press mouse and control PTZ to rotate orientation. Leftpress mouse and then rotate the mouse to adjust the zoom multiple of the camera.Set: Enter the function operation menu.Page Switch: Switch between different windows.Special Functions:1、PresetSet a location for the preset, calls the preset points, PTZ automatically turns to the setting position.1)Preset optionSet a location for the preset, procedure is as follows:Step1: in Picture 3.8, click the Direction button will turn into preset position, click the Settings button to enterPicture 3.9.