Chapter 2
2 - 3
1
VCC
2
NC
3
IRRX
4
GND
5
IRTX
6
VCC
FAN Connector (FAN)
PIN NUMBER
FUNCTION
1
GND
2
+12V
3
Control
I/O Port Description
CONNECTOR
FUNCTION
IDE1
Primary IDE Port
IDE2
Secondary IDE Port
FLOPPY
Floppy Drive Port
PRINTER
Parallel Port
UART1
COM1/COM2/COM3/COM4
UART2
COM2/COM3/COM4/COM1
USB1
First USB Port
USB2
Second USB Port
Mouse
PS/2 Mouse
KB
Keyboard
Fax-Modem Header (JP17)
PIN NUMBER
FUNCTION
1
GND
CPU
FAN (JP6)
Fax-Modem
Header (JP17)