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Installing the Mainboard
IR - IR Connector(Infrared)
Pin number
1
2
3
4
5
6
7
8
9
10
I/O port connectors
Name
IDE1
IDE2
FDC
LPT
COM1
COM2
USB
Notes:
*IDE1, IDE2 are high performance PCI IDE connectors. Up to
four IDE interface devices are supported.
Name or significance of signal
+5V
FIRRX
IR_RX
Ground
IR_TX
No connection
CIRRX
+5V
No connection
No connection
No. of pins
40
40
34
25
9
9
8
Description
IDE channel 1 connector
IDE channel 2 connector
Floppy disk connector
Parallel port
Serial port COM1 connector
Serial port COM2 connector
Universal serial Bus
2-9
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