Error Details And Measures; Fatal Errors - Omron G9SP-N20S Operation Manuals

Error Details and Measures

13-2 Error Details and Measures

13-2-1 Fatal Errors

System Errors
Error name
System failure 1. A hardware error has been detected in hard-
2. A memory error due to, for example, a soft-
Internal NVS access An error has been detected when writing the
error internal NVS.
Unit Configuration Errors
Error name
Unsupported Expan- The G9SP-series Controller was started with an
sion I/O Unit unsupported Expansion I/O Unit connected.
Expansion I/O Unit The G9SP-series Controller was started with
maximum connec- three or more Expansion I/O Units connected.
tion number
exceeded
Unsupported Option The G9SP-series Controller was started with an
Board unsupported Option Board mounted. (In particu-
lar, only unit version 2.0 or later of the CP1W-
CIF41 Ethernet Option Board is supported.)
Force-set/reset Errors
Error name
Force Mode timeout The Force Mode has timed out and program
execution has stopped.
Memory Cassette Errors
This section describes how to troubleshoot errors that occur in the G9SP-
series Controller.
Probable cause
ware self-diagnosis.
ware error has been detected.
Probable cause
Probable cause
The G9SP-series Controller may perform a Memory Cassette operation if it is
started with a Memory Cassette inserted or with DIP switch pin 4 set to ON. If
an error is detected in that status, the ERR/ALM indicator will light red, and
the terminal number will light red on the Safety Input terminal indicators to
indicate error details.
MEMORY
Cycle the power supply. If the error occurs
again, replace the Unit.
Cycle the power supply. If the error occurs
again, replace the Unit.
With the power supply OFF, adjust the system to
the proper Unit configuration, and then turn ON
the power supply again.
With the power supply OFF, adjust the system to
the proper Unit configuration, and then turn ON
the power supply again.
With the power supply OFF, adjust the system to
the proper Unit configuration, and then turn ON
the power supply again.
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Not lit
MS ERR/ALM
Lit yellow
MC
IN LED 0 1 2 3 4 5 6 7 8 9
The corresponding I/O indicator
will light to show the type of error.
Section 13-2
Action
Action
Action
Lit red
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