Advantech 2006957006 5th Edition user manual +12 RI default setting

Table 2-8: COM1 RI pin setting (J6)

	+5 V
1	23
J6
2	24

	+12 V
1	3	23
J6
2	4	24
	* RI (default setting)
1	5	23
J6
2	6	24

Table 2-9: COM2 RI pin setting (J6)

	+5 V
1	7	23
J6
2	8	24
	+12 V
1	9	23
J6
2	10	24
	* RI (default setting)
1	11	23
J6
2	12	24

24 PCM-9570/S User's Manual