Mitsubishi Electric MELSEC-Q Series - RUN LED Is off; EXT.PW LED Is off

498
10.1.1 RUN LED is OFF
The following flowchart shows the procedures to be taken when RUN LED is OFF.
10.1.2 EXT.PW LED is OFF
The following flowchart shows the procedures to be taken when the EXT.PW 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.
Review the system configuration so that the total
current does not exceed the rated output current
of the power supply module.
Page 150, Section 5.4
EXT.PW LED is OFF.
End
Supplied
Is external power supplied
to the CC-Link IE controller
network module?
Not supplied
Supply external power to the CC-Link IE controller
network module.
The CC-Link IE controller network module hardware
may be faulty. Please consult your local Mitsubishi
representative.