Foxconn G31S Series User's Manual & Installation And Servicing Instructions page 21

USb Connectors : f_USb1/2
In addition to the four USB ports on the rear panel, this
product also provides two 10-pin USB headers on its
motherboard. By connecting through USB cables with
them, user can quickly expand another four USB ports
on the front panel.
Speaker Connector : SPeAKeR
The speaker connector is used to connect speaker of
the chassis.
SPKJ
EMPTY
NC
SPKJ
SPEAKER
S/PDIf oUT Connector : SPDIf_oUT
The connector is used for S/PDIF output.
lPC Connector : lPC
This connector is a debug port. LPC stands for low-pin
count, the low-pin count bus can provide a connection
for a debugging dongle. The basic design encompass-
es using a Super I/O and UART on the dongle with a
DB9 port out to provide similar debugging capabilities
to the serial port.
1
2
3
4
14
1
2
VCC VCC
D- D-
D+
D+
GND GND
NC
EMPTY
9 10
F_USB 1/2
1
+5V
EMPTY
2
SPDIF_OUT
3
GND
4
SPDIF_OUT
1 2
CK_33MHz LPC_AD1
RESET
LPC_AD0
LPC_FRAMEJ
3D3VSB
LPC_AD3
GND
LPC_AD2
EMPTY
9 10
LPC