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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.
(c) After confirming that the "RUN" LED of the module has turned OFF,
disconnect the external wiring and dismount the module.
POINT
Always dismount the module. If mounting confirmation is made without the module
being dismounted, the module will not start properly and the “RUN” LED will not be
lit.
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