Version Revision Date 9.3.2. 17.Updated PROFINET specification in section 9.3.3. 18.Update a number in AS300 Series PLC master register in section 10.6. 19.Added a new description in section 12.2.8. 20.Updated the table of ERROR LED Indicators Are ON in section 12.3.3.1. 21.Added two new error codes in section 12.3.5.2.