MSI MS-99A1 - Audio Amplifier Header: JAMP1; Front Audio Connector: JAUDIO1; USB 2.0 Connector: JUSB1

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Hardware Setup MS-99A1
Audio Amplier Header: JAMP1
The connector is used to connect audio ampliers to enhance audio performance.
Front Audio Connector: JAUDIO1
This connector allows you to connect the front panel audio and is compliant with
Intel Front Panel I/O Connectivity Design Guide.
USB 2.0 Connector: JUSB1
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 pos-
sible damage�