Front Usb Connectors: Jusb2 & Jusb3; Front Panel Audio Connector: Jaud1 - MSI 875P Neo-FIS2R User Manual

Front USB Connectors: JUSB2 & JUSB3
The mainboard provides two USB 2.0 pin headers JUSB2 & JUSB3 that
are compliant with Intel
increases data transfer rate up to a maximum throughput of 480Mbps, which is
40 times faster than USB 1.1, and is ideal for connecting high-speed USB interface
peripherals such as USB HDD, digital cameras, MP3 players, printers,
modems and the like.
2
1
JUSB3, JUSB2
(USB 2.0/Intel spec)

Front Panel Audio Connector: JAUD1

The JAUD1 front panel audio connector allows you to connect to the
front panel audio and is compliant with Intel
Design Guide.
PIN SIGNAL
1 AUD_MIC
2 AUD_GND
3 AUD_MIC_BIAS
4 AUD_VCC
5 AUD_FPOUT_R
6 AUD_RET_R
7 HP_ON
8 KEY
9 AUD_FPOUT_L
10 AUD_RET_L
MSI Reminds You...
If you don't want to connect to the front audio header,
pins 5 & 6, 9 & 10 have to be jumpered in order to have
signal output directed to the rear audio ports.
Otherwise, the Line-Out connector on the back panel
will not function.
®
I/O Connectivity Design Guide. USB 2.0 technology
JUSB2 & JUSB3 Pin Definition
PIN
10
9
1
3
5
7
9
JAUD1
2
1
JAUD1 Pin Definition
DESCRIPTION
Front panel microphone input signal
Ground used by analog audio circuits
Microphone power
Filtered +5V used by analog audio circuits
Right channel audio signal to front panel
Right channel audio signal return from front panel
Reserved for future use to control headphone amplifier
No pin
Left channel audio signal to front panel
Left channel audio signal return from front panel
Hardware Setup
SIGNAL PIN SIGNAL
VCC 2 VCC
USB0- 4 USB1-
USB0+ 6 USB1+
GND 8 GND
Key (no pin) 10 USBOC
®
Front Panel I/O Connectivity
10
9
10
6
5
9
2-21