SBC comm AMD SBC-770 - Manual (Page 22)

Chapter 2 Installation 11
Connectors
Label Function
CN1 Power LED and keylock
CN2 Hard drive LED
CN3 External speaker
CN4 Reset switch
CN5 CPU fan power connector
CN6 LCD display connector
CN7 IDE hard drive connector (Primary)
CN8 IDE hard drive connector (Secondary)
CN9 IrDA connector
CN10 Parallel port connector
CN11 COM2 RS-232/422/485 serial port
connector
CN12 Floppy drive connector
CN13 Internal keyboard connector
CN14 USB connector
CN15 VGA display connector
CN16 COM1 RS-232 serial port connector
CN17 100Base-Tx Ethernet connector
CN18 Keyboard and PS/2 mouse connector
U34 DiskOnChip socket
PWR1 Power connector