KenPEX
Member
The S2 LED,(Second Serial port) slot on the 928B lights up when reloading the Program. What DX or DB Activated this port?
S5 928B CPU Second Serial Port
- Thread starter KenPEX
- Start date
KalleOlsen
Member
Here's a link to a manual:
http://support.automation.siemens.c...lib.csinfo&lang=en&objid=19397726&caller=view
http://support.automation.siemens.c...lib.csinfo&lang=en&objid=19397726&caller=view
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