ASUS AK35 chassis kit 2-252.8.2 SCSI backplane connectionsThe SCSI backplane has six 68-pin SCSI connectors to support SCA SCSIhard disks. The backplane design incorporates a hot-swap feature to alloweasy connection or removal of SCSI hard disks. The LED connectors onthe backplane connect to the front panel LEDs to indicate HDD access,HDD failure, thermal failure, or fan failure.Front sideBack sideSCSI ID = 0Disk drive 1SCSI ID = 1Disk drive 2SCSI ID = 2Disk drive 3SCSI ID = 3Disk drive 4SCSI ID = 4Disk drive 5SCSI ID = 5Disk drive 6HDD activity LEDsHDD status LEDsFan connectorsPower connectors(connects power plugsfrom the power supply)68-pin SCSIconnector(connect to the SCSIconnector on themotherboard)SMBus connector(connect to the SMBusconnector on themotherboard)HDD Access LED(connect to the HDDLED connector on themotherboard)SMBus connector(connects the 6-pin plugfrom the power supply)