Yes
No
Yes
No
Yes
No
Yes
Check the error information in
<<Module information>> or
<<Event history>> of C Controller
setting utility.
Reset the C Controller module and
RUN it again.
Yes
Yes
No
CONTROL-BUS.ERR. occurred
Was the error
removed?
Is the module in
the relevant slot mounted
properly? Is the extension cable of the
base unit connected
properly?
Are all the
extension cables of the base
unit connected properly?
Affected by noise?
Take measures against noise.
Mount the module and connect
the extension cable properly.
Was the error
removed?
Connect the extension cables properly.
Was the error
removed?
End
No
No
No
It is a hardware fault of the module.
Please consult your local Mitsubishi service
center or representative, explaining the
details of the problem.
Has any error occurred?
Has any error occurred?
Has any error occurred?
Replace the module.
Replace the C Controller module.
Replace the base unit.
Yes
Yes
Yes
No
No
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