Menu paths are indicated in bold. 
Select File > Text, Copy > Group, which 
means from the File menu, then select Text, 
Copy and finally Group. 
Error and system messages are displayed in 
Courier New font. 
The message Definition 
successfully renamed displays in the 
status bar. 
Italics
 are used to emphasize a term. 
The Open Processor continuously executes 
a user-defined set of instructions called the 
control program
. 
This symbol signifies a Note. Notes provide 
additional information or helpful hints. 
This is a Caution message and indicates 
that minor or moderate injury or property 
damage may occur if a procedure is not 
followed. 
This is a Warning message and indicates 
that a serious injury or a severe equipment 
and property damage may occur if a 
procedure is not followed. 
Cross references to other information in 
printed material are indicated with an arrow 
and the page number, enclosed in brackets: 
[→92] 
For more information on creating flowcharts, 
see Flowcharts [→92]. 
 
 
Modification index 
Note: For versions more than four years old, please visit the Siemens Asset Portal. 
 
NK8000 MP4.81-02 service release. 
For details regarding updates/modifications, see What's 
new [➙ 13]. 
NK8000 MP4.81-01 service release. 
For details regarding updates/modifications, see What's 
new [➙ 13].