1.1 USB Mouse OperationA regular 3-button (Left/Right/Scroll-wheel) USB mouse can also be used with this DVR. To use a USB mouse:Steps:1. Plug USB mouse into one of the USB interfaces on the front panel of the DVR.2. The mouse should automatically be detected. If in a rare case that the mouse is not detected, the possiblereason may be that the two devices are not compatible, please refer to the recommended the device listfrom your provider.The operation of the mouse:Table 1. 7 Description of the Mouse ControlName Action DescriptionLeft-ClickSingle-Click Live view: Select channel and show the quick set menu.Menu: Select and enter.Double-Click Live view: Switch between single-screen and multi-screen.Click and Drag PTZ control: Wheeling.Privacy mask and motion detection: Select target area.Digital zoom-in: Drag and select target area.Live view: Drag channel/time bar.Right-Click Single-Click Live view: Show menu.Menu: Exit current menu to upper level menu.Scroll-Wheel Scrolling up Live view: Previous screen.Menu: Previous item.Scrolling down Live view: Next screen.Menu: Next item.15