Mitsubishi Electric MELSEC-Q Series - MODE LED Is off or Flashing

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CHAPTER 10 TROUBLESHOOTING
10
10.1 Troubleshooting Flow 10.1.3 MODE LED is OFF or flashing
10.1.3 MODE LED is OFF or flashing
The following flowchart shows the procedures to be taken when MODE LED is OFF or flashing.
MODE LED is OFF or flashing.
End
Is the CC-Link IE controller network
module online?
Read parameters to the Programmable controller
from the CPU module.
Perform a unit test to the CC-Link IE controller
network module.
Change "Mode" into "On line" in the network
parameter.
Offline or
test mode
Failed
Test result?
The CPU module or base unit hardware may be
faulty.
Please consult your local Mitsubishi representative.
Completed normally
Online
The CC-Link IE controller network module hardware
may be faulty.
Please consult your local Mitsubishi representative.
Page 150, Section 5.4
Page 180, Section 6.2