MSI MS-98D6 Manual page 23

Front USB Connector: JUSB2
This connector, compliant with Intel I/O Connectivity Design Guide, is
ideal for connecting high-speed USB interface peripherals such as USB
HDD, digital cameras, MP3 players, printers, modems and the like.
Important
Note that the pins of VCC and GND must be connected correctly to avoid
possible damage.
GPIO Connector: JGPIO1
This connector is provided for the General-Purpose Input/Output (GPIO)
peripheral module.
Debug Connector: JSPI1
This connector is provided for engineer debug only.
MS-98D6
2-11