8 - 9                         8 - 9 
MELSEC-Q
8   ONLINE MODULE CHANGE 
 
(2)  Dismounting of module 
(a)  After choosing [Diagnosis] - [Online module change] on GX Developer to 
enter the "Online module change" mode, double-click the module to be 
changed online to display the "Online module change" screen. 
 
 
 
(b)  Click the "Execution" button to enable a module change. 
 
 
 
If the following error screen appears, click the [OK] button and perform the 
operation in (2) (c) and later.