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3 TROUBLESHOOTING
3.1 Checking Method of Error Descriptions
3 TROUBLESHOOTING
This chapter explains the errors which may occur when using a BACnet module and the troubleshooting.
3.1 Checking Method of Error Descriptions
The following are the methods to check error descriptions.
Checking LED status
Check the following LED status, and take corrective actions.
For the descriptions on each LED indication, refer to the following manual.
MELSEC iQ-R BACnet Module User's Manual (Startup)
Checking method Description
LED on the module The status of a BACnet module can be checked.
Page 232 Checking LED status
Message logs of the configuration function Errors related to BACnet communication can be checked by [Log] [Message].
Page 238 Message Log List
Name State Corrective action
RUN OFF Reset the programmable controller CPU.
If the LED does not turn ON, a hardware error may have occurred.
Please consult your local Mitsubishi representative.
ERR ON A hardware error may have occurred.
Please consult your local Mitsubishi representative.
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