SMC Networks LECSN-T Series

Questions and Answers

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Crystal RivasAug 9, 2025
What to do if initialization communication with the upper side has not completed on SMC Networks LECSN-T?
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  dianerodgersAug 9, 2025
  If the initialization communication with the upper side of your SMC Networks Controller has not completed, it could be due to several reasons: * The axis number setting might be incorrect; ensure it is set correctly. * The axis number might not match the one set on the upper side; correct the setting. * An Ethernet cable might be disconnected; replace the Ethernet cable for the corresponding axis. * The IP address set in the network card and the IP address of the upper side might not match; set the IP address correctly. * The driver's power might be off; check the driver's power. * The driver might be malfunctioning; replace the driver of the corresponding axis. * The network card might be malfunctioning; replace the network card of the corresponding axis.
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Anthony WellsAug 13, 2025
How to fix positioning warning on SMC Networks Controller?
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  Patrick CookAug 14, 2025
  If you are getting a positioning warning on your SMC Networks Controller, it means a target position was set outside of the allowed range. To resolve this, set the target position correctly and cancel the warning by turning on C_ORST.
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Mark BookerAug 18, 2025
What to do if the network card or driver is malfunctioning in SMC Networks LECSN-T?
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  Erin GuerreroAug 18, 2025
  If the network card or driver of your SMC Networks Controller is malfunctioning, it means that either the network card itself is faulty, or the driver software is not working correctly. If the network card is malfunctioning, replace it. If the driver is malfunctioning, replace the driver.
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Maria MartinAug 25, 2025
Why does the home position return not start on my SMC Networks LECSN-T?
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  Erin LoveAug 25, 2025
  If the home position return does not start on your SMC Networks Controller, it is possible that the setting of the homing method is incorrect. Review the homing method settings.
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uriosAug 29, 2025
How to disable test operation mode on SMC Networks LECSN-T?
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  toddwilliamsonAug 29, 2025
  If your SMC Networks Controller is stuck in test operation mode, it's because the test operation mode has been enabled. Turn off the test operation select switch (SW1-1) to exit this mode.
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Bradley FisherNov 2, 2025
Why does the servo motor not operate on my SMC Networks Controller?
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  Gregory BrownNov 3, 2025
  If the servo motor of your SMC Networks Controller isn't working, there could be several reasons: 1. The connections to the servo motor might be incorrect; ensure they are properly connected. 2. The servo motor power cable could be connected to the wrong axis; correct the cable connections. 3. An alarm or warning might be active; check and resolve any alarms or warnings. 4. The system may be in test operation mode; disable test operation mode. 5. Motor-less operation might be enabled; disable motor-less operation. 6. The torque might be insufficient due to a large load; reduce the load or use a higher capacity servo motor. 7. An unintended torque limit could be enabled; cancel the torque limit. 8. The torque limit setting might be incorrect; correct the setting. 9. A machine migh...