7
Notice: The 4-pin ATX 12V power connector "ATX1" must be connected to the
power supply to provide adequate power to the CPU card. Otherwise system might
be unstable.
CN18 Reset connector
CN19 HDD LED connector
CN20 ATX feature connector
CN21 ATX soft power switch (PS_ON)
CN22 HW Monitor Alarm
Close: Enable OBS Alarm
Open: Disable OBS Alarm
CN27 Extension I/O board connector
CN28 Extension I/O board connector
CN29 SM BUS Connector
PIN1: SMB_DATA
PIN2: SMB_CLOCK
CN30 Extension PCI connector (for SCSI daughter board)
CN31 USB port 0,1
CN32 USB port 2,3
CN34 Ethernet connector 2
CN43 AC97 Link connector
SA0 Serial ATA0
SA1 Serial ATA1
ATX1 ATX 12v Auxillary power connector
Table 1.3: SCSI Daughter Board Connectors
CN1 68-pin Ultra 160 SCSI connector
CN2 68-pin Ultra 160 SCSI connector
CN3 50-pin Ultra Wide SCSI Connector
Table 1.2: Connectors
