4Jumpers setting and ConnectorsLABEL FUNCTIONJ_CMOS1 CMOS state setting jumperKB_MS1 External PS/2 KB/MS Connector3IN1_DSUB1 External VGA/COM1/LPT connectorsLAN1_USB01LAN2_USB23 External LAN And USB ConnectorsAUDIO_CV1 External Audio ConnectorFP_AUDIO1 Front Audio ConnectorSPDIF1 Internal SPDIF ConnectorCOM2 ~ 6 Internal Serial Port Connectors (RS-232)JSPI1 Flash SPI ROM connectorUSB45USB67USB89USB1011Internal 8 Port USB ConnectorsSATA1 ~ 6 Serial ATA ConnectorsFDD1 FDD ConnectorIR1 Infrared Interface ConnectorCPU_FAN1NB_FAN1 Smart Fan Connectors for CPU and NBSYS_FAN1 System Fan ConnectorDIO1 Digital I/O ConnectorF_PANEL1 PWR