DFI DS912-OT Manual - Manual (Page 31)

31
4
Jumper Settings
COM1 RS232/Power Select
JP9
1-3 (RI), 2-4 (DCD) On:
RS232 (default)
3-5 (+5V), 4-6 (+12V) On:
RS232 with power
JP9 are used to confi gure COM 1 to pure RS232 or RS232 with power.
The pin function of COM 1 will vary according to JP9’s setting respectively.
JP9
1 3 5
2 4 6
1 3 5
2 4 6