QDI PENTIUM II P6I440EX/ATX EXCELLENT 1, Manual

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Connector Configuration
2 - 4
PIN NUMBER FUNCTION
1 PC/PCI DMA ACKNOWLEDGE
2 GND
3 KEY
4 PC/PCI DMA REQUEST
5 GND
6 SERIAL INTERRUPT REQUEST
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
AGP Accelerated Graphics Port
Figure 2-1 Location of All Connectors on Board
Memory Configuration