Omron CPM2C

202
Troubleshooting Flowcharts Section 5-5
Fatal Error Check
Identify the error, eliminate
its cause, and clear the er-
ror.
Follow the Memory Error
Check flowchart if a
memory error has occurred.
Is the ERR/ALM
indicator lit?
Determine the cause
of the error with a
Programming Device.
End
RUN indicator not lit.
Replace the CPU
Unit.
Is PC mode displayed
on Programming
Device?
Turn the power
supply OFF, and
then ON again.
Switch to RUN or
MONITOR mode.
No
Ye s
Is a fatal error
displayed?
Is PC mode displayed on
Programming Device?
No
Ye s
Ye s
No
Is the RUN
indicator lit?
No
Ye s
Ye s
No