2-10MS-6734 M-ATX MainboardThe back panel provides the following connectors:Back PanelMouse ConnectorThe mainboard provides a standard PS/2® mouse mini DIN connector for attaching aPS/2® mouse. You can plug a PS/2® mouse directly into this connector. The connec-tor location and pin assignments are as follows:PIN SIGNALDESCRIPTION1Mouse DATAMouse DATA2NCNo connection3GNDGround4VCC+5V5Mouse ClockMouse clock6NCNo connectionPin DefinitionPS/2 Mouse (6-pin Female)213456MouseKeyboardUSBParallelCOMVGAL-outL-inMICLAN(Optional)USBIEEE1394(Optional)