Mitsubishi Electric MELSEC iQ-R Series Manual page 44

Cancel of module selection
Module selection for an online module change can be canceled before the online module change is started. When an
incorrect module has been selected as the replacement target module, the selection can be canceled by turning on 'Module
selection cancel request flag' (SM1615) before the module change is started.
Cancel of module selection
Turn on 'Module selection cancellation
request flag' (SM1615).
Check that Normal operation (0) is
stored in 'Online module change progress
status' (SD1617).
Complete
3 REPLACEMENT PROCEDURE
42
3.4 Changing a Module by Controlling Special Relays and Special Registers