Intel Socket 478 AIMB-744 - Manual (Page 95)

81 Appendix B
B.4 USB Connector (CN6; shared with CN32)
B.5 COM1/2/3/4 RS-232 Serial Port Interface (CN9/10/
23/38)
Table B.4: USB1/USB2 connector (CN6; shared with CN32)
Pin
USB1 Signal Pin USB2 Signal
1 +5 V 6 +5 V
2 UV- 7 UV-
3 UV+ 8 UV+
4 GND 9 GND
5 Chassis GND 10 N/CA
Table B.5: COM1/2 RS-232 serial port (CN9/38)
Pin
Signal
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
7
3
2
8
1 6
9
10 4
5
CN9&38 CN10&23