Lenze PLC Designer PLC Designer (R2-x) - Manual (Page 246)

L-force | PLC Designer
The Individual Components
244 DMS 3.2 EN 02/2011 TD29
6.8.2 Context Sensitive Help
Shortcut:
You can use the key in an active window, in a dialog box, or above a menu
command in order to open the online help. When you perform a command from the
menu, the help for the command called up at that time is displayed.
You can also highlight a text (for example, a key word or a standard function) and
press to have the help displayed for that item.