Chapter 3 PLC System Configuration & Settings 3.2.2.4 Delete Module There are two ways to delete a module which has been configured. (The CPU module and AH-series power supply module cannot be deleted.) Method 1 (1) Select a module which will be deleted from the system configuration area or information list. AH series (2) Click Delete on the Edit menu, click on the toolbar, or press Delete on the keyboard. AH series Method 2 (1) Right-click a module which will be deleted from the system configuration area or information list. AH series 3-127