Mitsubishi Electric MELSEC-Q series User Manual page 204

(2) Removing a module
Always remove the module. If mounting confirmation is made without the module being removed, the module will not start
properly and the RUN LED will not be lit.
202

1.
Open the "System Monitor" window.
[Diagnostics]
2.
Select "Online Module Change" under the "Mode"
field and double-click the module name to be
changed online.
3.
Click the
change.
4.
When the following error window appears, click the
button and perform the operation
described in Page 203, Section 10.8 (3).
5.
After confirming that the RUN LED of the module
has turned off, remove the terminal block.
6.
Remove the module.
[Online Module Change...]
button to enable a module