IBM All-in-One Super7 Single Board Computer PCM-5896 - Manual (Page 31)

Chapter 2 Installation 19
ATX Soft-Power Switch connector
(J4)
The ATX Soft-Power switch connector is a 2-pin header. Locate
the power switch cable from your system. It is a 2-pin female
connector. Plug this connector to the Soft-Power switch connector
marked J8.
COM2 RS-232/422/485 select (J6, J11)
The PCM-5896 COM2 serial port can be selected as RS-232, RS-422,
or RS-485 by setting J6 & J11.
COM2 Select (J6, J11)
RS-232* RS-422 RS-485
J6
J11
*default
1 4 7 10
3 6 9 12
1 4 7 10
3 6 9 12
1 4 7 10
3 6 9 12
1 3 5
2 4 6
1 3 5
2 4 6
1 3 5
2 4 6