Chapter 11. Troubleshooting
11-3
11.2.2 Troubleshooting flowchart used with when the ERR (Error) LED is flickering
The following flowchart explains corrective action procedure use when the power is supplied starts or t
he ERR LED is flickering during operation.
Though warning error appears, PLC system doesn’t stop but corrective action is needed
promptly. If not, it may cause the system failure.
STOP LED goes flickering
No
No
Yes
Check the error code, with
connected XG5000.
Write down the Troubleshooting
Questionnaires and contact the nearest
service center.
See Appendix 1 Flag list
and remove the cause of
the error.
Complete
Yes
Is ERR LED still
flicking ?
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