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6.6.3 Remote RESET
(1) Definition
This operation resets the CPU module externally when the CPU module is in the STOP status.
Even if the RUN/STOP/RESET switch is in the RUN position, this operation can be performed when
the module is stopped due to an error detected by the self-diagnostics function.
(2) Application
This operation is useful to reset the CPU module remotely when an error occurs in the CPU module
placed in an inaccessible location.
(3) Executing method
This operation can only be performed by GX Developer or an external device using the MC protocol.
• Select [Online]
To perform the remote RESET operation from an external device, use the MC protocol command.
•
Q Corresponding MELSEC Communication Protocol Reference Manual
Before performing the remote RESET operation, select the "Allow" checkbox for the remote RESET operation
in the PLC system tab of the PLC parameter dialog box, and then write the parameter setting to the CPU
module.
Without the preset parameter setting, the operation cannot be performed.
Select the checkbox
here to enable the
remote RESET
operation.
6 - 22
[Remote operation] in GX Developer.
Figure 6.20 Parameter setting required for the remote RESET operation
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