Manual for P2S series
USB3,4 Connector
Besides USB1,2 on the back panel, P2S series of mainboards also have a 10-pin header on
board which may connect to front panel USB cable( optional ) to provide additional two USB
ports.
Infrared Header (IrDA)
This connector supports wireless transmitting and receiving device. Before using this
function, configure the settings for IR Address, IR Mode and IR IRQ from the “INTE-
GRATED PERIPHERALS” section of the CMOS SETUP.
Sound Connector (PC-PCI)
This connector provides a bridge between the mainboard and PCI sound card to de-
liver sound compatibility under DOS real-mode environment.
Chapter 2
+5V
D3+
D3-
GND
GND
GND
GND
D2+
D2-
+5V
USB3,4
1
VCC
IRRX
IRTX
IrDA
1
GND
NC
SERIAL INTERRUPT
REQUEST
GND
PC-PCI DMA REQUEST
PC-PCI DMA
ACKNOWLEDGE
GND
PC-PCI
1
NC
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