User's Manual

Chapter 3: Motherboard information
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2. Hard disk activity LED connector (4-pin HDLED1)
This LED connector is for the storage add-on card cable connected to the SATA or
SASadd-oncard.ThereadorwriteactivitiesofanydeviceconnectedtotheSATAor
SAS add-on card causes the front panel LED to light up.
3. USB 2.0 connector (10-1 pin USB78, 10-1 pin USB1011; A-Type USB9)
These connectors are for USB 2.0 ports. Connect the USB module cables to
connectorsUSB78.TheseUSBconnectorscomplywithUSB2.0specicationthat
supports up to 480 Mbps connection speed.