If you find a download error in Siemens S7-200 CN with errors as shown below
And with a message "A compile error occurred, check non-fatal error for more information"

Or the PLC Information with Non-fatal error 82 with a message "Illegal instruction, check instruction mnemonics"

So how to solve the above problem by changing the language to Chinese
Here are the steps
1. Click tools -> and click options
Select Options and changing the language to Chinese

3. Open again STEP7 MicroWIN
STEP7 MicroWIN display in Chinese language

4. Download again the program from PC to PLC (ctrl + D) with STEP7 MicroWIN display in Chinese language

And Open again STEP7 MicroWIN and changing the language to English


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Siemens PLC
Siemens PLC