¶ Issue Description
During printing, the touch screen displays the error message:
Please run'SDCARD RESET FILE' or 'FIRMWARE RESTART' to resume.!! Extrude below minimum temp
¶ Reasons
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The settings of the sliced model file are inappropriate.
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The extruder thermistor cable is damaged or loosely connected.
¶ Troubleshooting Steps
¶ Tools needed for troubleshooting
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A 2.0 mm Allen key
¶ Step 1 Check whether the sliced model file has any inappropriate settings.
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If the USB flash drive accompanying with the printer is available, print the test file for testing.
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If the USB flash drive is unavailable, slice the model via ELEGOO Cura or ELEGOO Slicer and print the model again.
Note: ELEGOO Cura or ELEGOO Slicer features default configurations optimized for the Neptune 4 series, which delivers strong adaptability to the printers.
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If the error message does not occur, it indicates that the issue is resolved.
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If the error message still occurs, refer to Step 2 for further troubleshooting.
¶ Step 2 Check the extruder thermistor cable.
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Turn the power switch OFF (symbol "〇") and unplug the power supply cable.
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Unplug the cable of the rear fan assembly.
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Loosen the four screws securing the rear fan assembly with a 2.5mm Allen key and remove the rear fan assembly.
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Loosen the two screws securing the cable fastener and the one fixing screw of the extruder with a 2.0 mm Allen key.
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Remove the extruder cable.
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Loosen the two screws securing the extruder front cover with a 2.0 mm Allen key and remove the extruder.
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Remove the extruder front cover.
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Check the pin of the thermistor cable and re-plug it. Make sure the cable is normal and is securely connected.
Note: The picture on the left shows the normal status of the pin.
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If the error message does not occur, it indicates that the issue is resolved.
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If the error message still occurs, contact ELEGOO technical support team for further assistance.