AH500 Hardware and Operation Manual 
6-10 
(3)  After the POU is added, a program editing window will appear in the main working area. 
 
 
After the program editing window is opened, the corresponding toolbar will appear in the window. The 
functions are described below. 
 
 
 
Icon  Keyboard shortcut  Function 
None  Switching to address mode 
Shift+Ctrl+C  Displaying/Hiding the comments on the networks 
None  Displaying/Hiding the commands on the devices 
Shift+Ctrl+A  Activating/Inactivating the network selected 
 
Shift+Ctrl+B 
Adding a bookmark to the network selected or deleting a 
bookmark from the network selected 
Shift+Ctrl+P  Going to the previous bookmarked position 
Shift+Ctrl+N  Going to the next bookmarked position 
Ctrl+I  Putting a network above the network selected 
Shift+Ctrl+I  Putting a network under the network selected 
ESC  Selection 
Typing an instruction  Inserting a contact 
Typing an instruction  Inserting a coil 
Typing an instruction  Inserting a comparison contact 
Typing an instruction  Selecting a type of comparison contact 
 
Typing an instruction 
Inserting a block logic instruction 
 
Typing an instruction 
Selecting a type of block logic instruction 
Shift+Ctrl+U  Inserting an instruction or a function block 
*. Please refer to section 6.5.3 for more information about typing an instruction.