Flowchart When Data Cannot Be Written Or Read With User Program - Mitsubishi Electric Q80BD-J71GP21-SX User Manual

14
TROUBLESHOOTING

14.5.2 Flowchart when data cannot be written or read with user program

Check the error with referring to "Section
14.4 Flowchart when Data Link Failed".
14
- 24 14.5 Flowchart for Error during Data Link
14.5.2 Flowchart when data cannot be written or read with user program
Start
Is the return value of the
communication function
abnormal?
NO
Monitor the device to be accessed
using the device monitor of the
monitor function (utility).
Or write data by performing "Data
changing".
Could the device be
monitored?
(Could the data be
written?)
NO
Did an error occur?
NO
Did the error occur in
accessing to the own
station?
NO
YES
Chapter 13 ERROR CODES
YES
Review the user program.
YES
Chapter 13 ERROR CODES
YES
Check the CC-Link IE Controller
Network board settings.