10
- 2
10.1 Troubleshooting Flow
10.1.1 RUN LED is OFF
10
TROUBLESHOOTING
10.1.1
RUN LED is OFF
The following flowchart shows the procedures to be taken when RUN LED is OFF.
Figure 10.2 When RUN LED is OFF
Is POWER LED of the power
supply module turned ON?
ON
During RUN/STOP
Yes
Is CC-Link IE controller network
module mounted correctly?
Remount the CC-Link IE controller network module.
Perform a unit test to the CC-Link IE controller
network module.
OFF
During
reset
No
Cancel the reset of CPU module.
QCPU User's Manual
(Hardware Design, Maintenance and Inspection)
Is the CPU in RUN/STOP?
RUN LED is OFF.
End
Supply power.
The power supply module hardware may be faulty.
Please consult your local Mitsubishi representative,
explaining a detailed description of the problem.
Review the system configuration so that the total
current does not exceed the rated output current
of the power supply module.
Section 5.4 Testing the CC-Link IE controller
network module
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