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Troubleshooting
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3. Troubleshooting
3.2 Programming unit error display confirmation
[Confirmation item 1]
<Confirmation details>
• “CC-Link Communication Error” is displayed on the programming unit.
<Cause>
• An error has occurred in the CC-Link system connection.
<Countermeasures>
• Check whether the CC-Link system cable is disconnected or incorrectly connected.
• Check the station No. and communication speed settings for the CC-Link compatible
module.
• Confirm that the master station PLC is operating.
[Confirmation item 2]
<Confirmation details>
• Check whether an error other than “CC-Link Communication Error” is displayed on
the programming unit. In this case, this problem is not related to the CC-Link system
connection. Note, however, the message “CC-Link Communication Error” may not
appear on the programming unit if multiple errors have occurred simultaneously.
<Cause>
• An error has occurred in the robot controller.
<Countermeasures>
• Check the error message displayed on the programming unit.
• Check the error history using the programming unit. Check the error history in the
“SYSTEM > DIAGNOS > HISTORY” mode using the programming unit.
• Take measures by following the troubleshooting section in the robot controller in-
struction manual.
* Refer to the robot controller instruction manual for details on the errors.