7
Serial Communications Connection Procedure
 
12
The confirmation dialog box on 
the right is displayed.   
Confirm that there is no 
problem, and click Yes.   
13
Check that CX-Programmer and 
PLC are normally connected 
online.   
 
*The    icon is pressed down 
during online connection.   
 
 
 
If PLC cannot be connected online, check the cable connection. 
After you check the cable connection, return to step 6, check the settings such as the 
connection type described in steps 7 to 9, and try again.   
For details, refer to Connecting Directly to a CJ2 CPU Unit Using a USB Cable of the 
CX-Programmer OPERATION MANUAL (Cat. No. W446).   
 
 
The dialog boxes explained in this document may not be displayed depending on the 
environmental settings of CX-Programmer. For details on the environmental settings, refer to 
Options and Preferences in CHAPTER 3 Project Reference in PART 1: CX-Programmer of 
the CX-Programmer OPERATION MANUAL (Cat. No. W446).   
This document explains the setting procedures when ''Confirm all operations affecting the 
PLC'' is selected.