7
CN22 HW Monitor Alarm
Close: Enable OBS Alarm
Open: Disable OBS Alarm
CN29 SM BUS Connector
PIN1: SMB_DATA
PIN2: SMB_CLOCK
CN31 USB port 0, 1 & LAN1
CN32 USB port 2, 3 & LAN2
CN37 System FAN connector 2
CN55 Line Out, Mic IN connector
CN56 CD IN (Audio input from CD-ROM)
CN57 AUX IN connector
CN59 Front panel audio connector
CN62 8-pin Alarm board connector
CN63 USB ports 6, 7
CN64 Case Open Connector
CN65 Front Panel LAN LED Connector
SA0 Serial ATA 0
SA1 Serial ATA 1
SA2 Serial ATA 2
SA3 Serial ATA 3
ATX1 ATX 12V Auxiliary power connector
ATX3 24-pin ATX power connector
Table 1.2: Connectors
Label Function