Omron CQM1H - PROGRAM Programming Manual page 533

Troubleshooting Flowcharts
Non-fatal Error Check
508
Although the PC will continue operating during non-fatal errors, the cause of
the error should be determined and removed as quickly as possible to ensure
proper operation. It may to necessary to stop PC operation to remove certain
non-fatal errors.
ERR/ALM indicator flashing.
Determine the cause of the error
with a Peripheral Device.
Is a non-fatal error in-
dicated?
No
Is the ERR/ALM indi-
cator flashing?
Not lit
End
Yes
(see page 501)
Identify the error
eliminate its cause, and clear the error.
Flashing
Replace the CPU
Unit.
Section 8-7