Asus KFSN4-DRE SAS User Manual page 46

4. Hard disk activity LED connector (4-pin HDLED1)
This connector is for the storage add-on card cable connected to the SCSI or
SATA add-on card. The read or write activities of any device connected to the
SCSI or SATA add-on card causes the front panel LED to light up.
KFSN4-DRE Series storage card activity LED connector
5. USB connector (10-1 pin USB34)
This connector is for USB 2.0 ports. Connect the USB module cable to
this connector, then install the module to a slot opening at the back of the
system chassis. This USB connector complies with USB 2.0 specification that
supports up to 480 Mbps connection speed.
KFSN4-DRE Series USB connector
2-26
HDLED1
PIN1
NC
ADD_IN_CARD-
ADD_IN_CARD-
NC
USB34
PIN1
Chapter 2: Hardware information