Advantech SPC-57 User Manual page 44

Figure 3.7 Component side of the I/O Board
PN
1
2
3
4
5
6
7
8
9
10
¡ ¹ CN 6 : RS-232 serial port
Position
CN4 COM1 (RS-232) Serial Port
CN6 COM4(RS-485) Serial Port
CN2 Audio(Line-out) Port
CN5 RJ-45 for Ethernet Port
CN3 USB Client Port
CN1 USB Host Port
CN9 Power Connector
SW1 Power Switch
CN10 Power Source to main board
CN7 Multi-function I/O header (I)
44
Description