103 Chapter B
Appendix
B

I/O Pin Assignments

This appendix contains information
of a detailed or specialized nature. It
includes:
• IDE Hard Drive Connector
• Floppy Drive Connector
• Parallel Port Connector
• USB Connector
• VGA Connector
• Ethernet 10/100/1000Base-T RJ-45
Connector
• Keyboard and Mouse Connector
• External Keyboard Connector
• IR Connector
• CPU Fan Power Connector
• Power LED Connector and Key-
board Lock
• External Speaker Connector
• Reset Connector
• HDD LED Connector
• ATX Feature Connector
• ATX Soft Power Switch
• H/W Monitor Alarm
• SM Bus Connector
• Extension I/O Board Connector
• PS/2 Mouse Connector
• AC-97 Audio Interface
• System I/O Ports
• DMA Channel Assignments
• Interrupt Assignments
• 1st MB Memory Map