Cpu Module Power Stop Error - Mitsubishi Electric MELSEC Q Series Reference Manual

10.4.12

CPU module power stop error

The following explains the procedures to be taken when power of the CPU module, to which the CC-Link IE Controller
Network module with the external power supply function is installed, has been down.
The CC IE Control diagnostics is not executable for the faulty station because its CPU module has been powered OFF.
(1) When a programming tool connected station is normally operating
Control
station Selected Normal station
No.1 station No.2
Normal Normal station
station No.3
No.4
External power supply
Control station Normal station
No.1 No.2
Normal Selected
station station
No.4
External power supply
Normal station
No.3
Select the own station.
An error has occurred in the station No.4.
Select the station No.4.
Click the error details button.
The Error Factor field indicates that the CPU module has been powered OFF.
Take corrective actions according to the troubleshooting.
CHAPTER 10 TROUBLESHOOTING
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