Advantech SPC-57 - Manual (Page 43)

43
3.1.17 Form factor
Figure 3.6 Form factor of the PCM-7230
3.2 I/O Board
The I/O Board can expand its I/O function thru two I/O cables. The expand functions
have RS-232*1(COM1); RS-485*1(COM4) ; Audio(Line-out) ; RJ-45 for Ethernet
port ; USB Client ; 2 port USB Host ; Power connector (10~28 V) ; Power switch ;
Power Source to main board ;
Multi-function I/O header (I) ; Multi-function I/O header (II).