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2.4.10 USB Connectors (Two 4-pin USB)
You can attach USB devices to the USB connector.
2.4.11 Panel Connection (32-pin FPNL1)
FPNL1 Connector Function
TBLED Turbo LED
KEYLOCK Power LED and Keylock Switch
SPK Speaker
SMI Sleep Switch
TRSW Turbo Switch
RST Reset Switch
IDE HDD LED
IR IrDA Connector
PR ATX Power Switch Connector
WARNING: To avoid the system from failing, turn off the power before
connecting any devices to the system.