IBM MS-7236 (V2.X) Mainboard G52-72361X2 - Manual (Page 34)

M S-7236 M ainboard
2-18
Front USB Connectors: JUSB1 / JUSB2
The mainboard provides two standard USB 2.0 pin headers JUSB1 & JUSB2. USB 2.
0 technology 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.
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
® Front Panel I/O Connectivity Design Guide.
PIN SIGNAL PIN SIGNAL
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 GND 8 GND
9 Key 10 USBOC
Pin Definition
JUSB1 / JUSB2
(USB 2.0/standard spec)
1 9
2 10
Note that the pins of VCC and GND must be connected correctly, or
it may cause some damage.
Impor tant
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.
6 10
Impor tant
5 9
PIN SIGNAL DESCRIPTION
1 AUD_MIC Front panel microphone input signal
2 AUD_GND Ground used by analog audio circuits
3 AUD_MIC_BIAS Microphone power
4 AUD_VCC Filtered +5V used by analog audio circuits
5 AUD_FPOUT_R Right channel audio signal to front panel
6 AUD_RET_R Right channel audio signal return from front panel
7 HP_ON Reserved for future use to control headphone amplifier
8 KEY No pin
9 AUD_FPOUT_L Left channel audio signal to front panel
10 AUD_RET_L Left channel audio signal return from front panel
Pin Definition
1
2
9
10
JAUD1