User Manual

Industrial Motherboard IMBA-880 Rev.B
Chapter 2 Quick Installation Guide 2-9
2.12 LAN LED Connector (CN1)
Pin Signal Pin Signal
1 Link_LED(-) 2 Active_LED(+)
2.13 USB Connector (CN7, CN8)
Pin Signal Pin Signal
1 +5V 2 GND
3 USBD1- 4 GND
5 USBD1+ 6 USBD2+
7 GND 8 USBD2-
9 GND 10 +5V
2.14 AC97 Connector (CN9)
Pin Signal Pin Signal
1 AC_RST- 2 AC_SYNC
3 AC_DAIN2 4 AC_DAOUT
5 GND 6 AC_BCLK
7 GND 8 +5V
9 Lock 10 +3.3V
2.15 RS-232/422/485 Serial Port Connector (COM2)
Pin Signal Pin Signal
1 DCD(422TXD-/485DATA-) 2 RXD(422RXD+)
3 TXD(422TXD+/485DATA+) 4 DTR(422RXD-)
5 GND 6 DSR
7 RTS 8 CTS
9 RI 10 N.C