PROFIBUS连接智能从站，416-2DP 和313C-2DP做DP通讯，用本身集成的DP口，网络编译没有错误，只有警告（Outputs for subnet 'PROFIBUS(1)':
Warning: On the PROFIBUS subnet 'PROFIBUS(1)', there are additional active nodes in other stations that also have to be reloaded.
Outputs for station 'SIMATIC 300(1)':
Warning: Caution: in station SIMATIC 400(1) there are additional nodes that also have to be reloaded.
Outputs for station 'SIMATIC 400(1)':
Warning: Caution: in station SIMATIC 300(1) there are additional nodes that also have to be reloaded.

Result: 0 error(s), 3 warning(s) (06/18/2010 03:48:00 PM)
），确定两的CPU都是好的线是好的，全部用ET200M试过，但是软件下载到CPU中后都出现无法正常开机，BF灯闪烁的问题，SF灯长亮，RUN灯不运行，硬件好的，“300和400中的Configuration”都做过设置，对应关系也是正确的。不知道是那里的问题