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The same path is cut or engraved twice.

Troubleshooting Steps

1. Check whether the file contains duplicate paths.
2. Check whether the software is sending duplicate commands.
3. Check the engraving pass count setting.
4. Clean up overlapping lines in the file.
5. Regenerate the engraving path.

The cutting lines are not straight and appear curved.

Troubleshooting Steps

1. Check whether the belt tensions are consistent.
2. Check whether the guide rails are clean and lubricated.
3. Check whether the X/Y axis is loose.
4. Check whether the material is moving.
5. Reduce the speed and retry.

The laser burns through the material when it should not.

Troubleshooting Steps

1. Reduce the laser power.
2. Increase the engraving speed.
3. Check whether the material is too thin.
4. Re-focus.
5. Refer to the recommended parameter table and adjust.

The cutting edges turn black and burnt.

Troubleshooting Steps

1. Reduce the laser power appropriately.
2. Increase the cutting speed.
3. Use air assist to blow away smoke.
4. Check the focal distance (out-of-focus can cause burning).
5. Switch to a more suitable material or adjust the parameters.

The material is not fully cut through during cutting.

Troubleshooting Steps

1. Increase the laser power.
2. Reduce the cutting speed.
3. Increase the number of passes (multi-pass cutting).
4. Confirm the material thickness is within the machine's capability.
5. Check that the focal distance is accurate.

The machine runs but the laser does not emit light, leaving no engraving marks.

Troubleshooting Steps

1. Check whether the laser safety switch is on.
2. Check whether the laser power parameter is set to 0.
3. Check the laser module cable.
4. Check whether the emergency stop was triggered.
5. If it still does not emit light, contact after-sales support.

The engraved pattern is distorted or out of proportion.

Troubleshooting Steps

1. Check whether the file's own proportions are correct.
2. Check whether the X/Y axis belt tensions are consistent.
3. Check whether the material is firmly fixed.
4. Check whether any foreign object is on the guide rail.
5. Re-import the file and test.

The engraved pattern edges are blurry and not sharp.

Troubleshooting Steps

1. Re-focus using the focusing tool.
2. Check that the material is flat.
3. Check whether the laser head is loose.
4. Reduce the speed or increase the resolution as appropriate.
5. Clean the window lens and retry.

The same pattern is engraved with inconsistent depth.

Troubleshooting Steps

1. Check that the material is flat and of uniform thickness.
2. Confirm the work platform is level.
3. Check whether the laser power is stable.
4. Reduce the engraving speed to ensure uniformity.
5. Clean the focus lens and retry.

The user asks how often consumables (such as the laser module) should be replaced.

Troubleshooting Steps

1. Confirm the consumable type and total usage time.
2. Refer to the official lifespan parameter (laser module is measured in usage hours).
3. Assess comprehensively based on usage intensity.
4. Replace promptly when power drops noticeably or is abnormal.
5. Consult customer support for the specific replacement cycle.

The user asks whether third-party consumables are compatible.

Troubleshooting Steps

1. Confirm the specifications of the third-party consumable.
2. Compare with the official consumable specifications.
3. Confirm the interface and dimensions match.
4. We recommend using original consumables to ensure performance and safety.
5. Using third-party consumables is at your own risk.

The user asks which consumables are recommended.

Troubleshooting Steps

1. Describe your usage scenario and needs.
2. Refer to the official recommended consumable list.
3. Confirm the consumable specifications (such as laser module power).
4. Purchase original consumables as recommended.
5. If in doubt, contact customer support for advice.

A purchased part is incompatible with the machine.

Troubleshooting Steps

1. Confirm the machine model.
2. Check the part's compatible model list.
3. Confirm the interface and dimensions match.
4. For incompatible parts, contact after-sales support to exchange for a matching part.
5. Before purchasing, consult customer support to confirm compatibility.

The user cannot install a part, or finds it difficult.

Troubleshooting Steps

1. Refer to the installation section of the manual.
2. Watch the official installation tutorial video.
3. Install step by step.
4. Confirm the part's orientation and position are correct.
5. If still difficult, contact after-sales support for remote guidance.

A part arrives damaged, or becomes damaged during use.

Troubleshooting Steps

1. Assess the extent of the damage and take photos.
2. Confirm whether it is within the warranty period.
3. Contact after-sales support with your order number and photos of the damage.
4. After-sales support will determine whether a free replacement applies.
5. Confirm the shipping address and wait for the replacement.

Accessories are found missing after receiving the product.

Troubleshooting Steps

1. Check against the packing list one by one.
2. Check all compartments inside the package.
3. Confirm the name and quantity of the missing parts.
4. Contact after-sales support with your order number and the list of missing parts.
5. After-sales support will arrange a replacement after verification.

The machine needs calibration (focus, level, belt, etc.) but the user does not know how.

Troubleshooting Steps

1. Confirm which item needs calibration.
2. Perform focus calibration according to the manual.
3. Level the work platform.
4. Calibrate the belt tension.
5. Refer to the official calibration tutorial video.

The user does not know how to replace consumables (laser module, belt, etc.).

Troubleshooting Steps

1. Confirm the model of the consumable that needs replacement.
2. Turn off the power and replace it according to the manual.
3. Recalibrate after replacement.
4. Refer to the official replacement tutorial video.
5. For complex consumables, contact after-sales support for guidance.

The user does not know the correct way to clean and maintain the machine.

Troubleshooting Steps

1. Turn off the power before cleaning.
2. Use a lint-free cloth to clean the guide rails and work platform.
3. Clean the laser head window lens (do not disassemble the focus lens yourself).
4. Regularly check the belts and screws.
5. Refer to the official cleaning tutorial video.

Problems with coordination or conflicts occur when multiple machines work at the same time.

Troubleshooting Steps

1. Confirm each machine uses an independent software port.
2. Assign an independent computer or port to each machine.
3. Avoid port conflicts.
4. Manage machines separately by device number.
5. If conflicts persist, connect them one by one to troubleshoot.

Applicable models: L2 MAX, L8

The user does not understand the emergency stop operation, or cannot recover after an emergency stop.

Troubleshooting Steps

1. Press the emergency stop button immediately in an emergency.
2. To recover, rotate the emergency stop button to reset it.
3. After resetting, home the machine before continuing work.
4. Confirm the emergency stop button is functioning normally.
5. Test the emergency stop function regularly.

The user cannot focus correctly, resulting in poor engraving results.

Troubleshooting Steps

1. Use the focusing tool that came with the machine.
2. Place the focusing gauge on the material surface and adjust the laser head height.
3. Tighten the focus knob.
4. Refer to the official focusing tutorial video.
5. If still difficult, contact customer support for remote guidance.

The material is placed unevenly or shifted, causing abnormal engraving.

Troubleshooting Steps

1. Clean the work platform to make sure it is level.
2. Secure the material with clamps or magnets.
3. Check whether the material is warped or deformed.
4. Reposition and calibrate the start point.
5. Confirm the position via preview before engraving.

Accessories are damaged or malfunction due to improper operation.

Troubleshooting Steps

1. Read the manual carefully to learn the correct operation.
2. Watch the official operation video tutorials.
3. Follow the standard procedure and avoid forceful disassembly.
4. For already-damaged accessories, contact after-sales support for replacement.
5. Before operating, confirm that the accessory model matches.

Incorrect unit settings in the software (mm/inch) cause size or position abnormalities.

Troubleshooting Steps

1. Check the software unit setting (metric mm / imperial inch).
2. Confirm it matches the unit of the design file.
3. Re-import the file after adjusting the unit.
4. Check whether the engraving size matches the actual requirement.
5. If still abnormal, restore the default unit setting.

The engraving file format is not supported by the software.

Troubleshooting Steps

1. Convert the file to a supported format (SVG/DXF/PNG/JPG/BMP).
2. Use vector software (Illustrator/Inkscape) to convert.
3. Confirm the software's supported format list.
4. Re-import after conversion.
5. If still unsupported, upgrade the software version.

Incorrect engraving parameter settings cause abnormal engraving results.

Troubleshooting Steps

1. Refer to the official recommended parameter table (different materials require different power and speed).
2. Start with low power and low speed, then test gradually.
3. Confirm the parameter units are consistent (mm/min vs mm/s).
4. Save commonly used parameter templates.
5. If still abnormal, restore default parameters and reset them.

The preview in the software displays abnormally (blank, garbled, or misaligned).

Troubleshooting Steps

1. Restart the software to refresh the preview.
2. Adjust the preview display settings.
3. Upgrade the software to the latest version.
4. Update the computer's graphics driver.
5. If it is still abnormal, contact the software's technical support.

The engraving file cannot be imported into the software.

Troubleshooting Steps

1. Confirm the file format is supported by the software (SVG/DXF/PNG/JPG/BMP, etc.).
2. Check whether the file is corrupted, and try exporting it again.
3. Check whether the file path or name contains special characters.
4. Try converting to another format and importing again.
5. If it still fails, simplify the design or compress the file and retry.

The software version is incompatible with the machine or operating system and cannot be used normally.

Troubleshooting Steps

1. Confirm whether the software version supports your machine model.
2. Confirm whether your operating system meets the software requirements.
3. Upgrade or downgrade to a compatible version.
4. Check the official compatibility notes.
5. If still incompatible, switch to a recommended software (CutLabX / LightBurn).

The device driver installation fails and cannot complete.

Troubleshooting Steps

1. Download the latest driver for your system (Windows/macOS) from an official source.
2. Run the installer as administrator.
3. Turn off antivirus or firewall and retry.
4. Uninstall the old driver and reinstall.
5. Choose the correct driver for your system version (32-bit / 64-bit).

The engraving software crashes, freezes, or stops responding during use.

Troubleshooting Steps

1. Save the file and restart the software.
2. Upgrade or reinstall the software to the latest version.
3. Check that the computer has enough memory and disk space.
4. Close other programs that are using too many resources.
5. If it still crashes, switch to a compatible software version.

The computer or software cannot recognize the machine at all.

Troubleshooting Steps

1. Check whether the data cable is damaged.
2. Confirm the machine is powered on.
3. Reinstall the driver.
4. Try a different USB port.
5. Try another computer to rule out a hardware fault in the machine.

The port selection in the software is abnormal and the machine port cannot be detected.

Troubleshooting Steps

1. Unplug and replug the USB cable.
2. Check in Device Manager whether the port (COM port) appears.
3. Reinstall the CH340 or other serial driver.
4. Close other software that may be occupying the port.
5. Try a different USB port or computer.

The machine's WiFi connection fails and it cannot connect to the hotspot or network.

Troubleshooting Steps

1. Confirm the machine supports the 2.4G band (some devices do not support 5G).
2. Check that the WiFi password is entered correctly.
3. Move closer to the router to strengthen the signal and retry.
4. Restart the machine and the router.
5. If it still fails, test with a phone hotspot to determine whether the issue is with the machine or the network.

The phone cannot connect to the machine wirelessly.

Troubleshooting Steps

1. Make sure the machine's wireless hotspot is enabled.
2. Make sure the phone and machine are on the same wireless network.
3. Re-scan and select the machine in the app (CutLabX).
4. Turn off Bluetooth and other sources of interference on the phone, then retry.
5. If it still cannot connect, restart the machine's hotspot and retry.

The software cannot detect the machine when it is connected to the computer via USB.

Troubleshooting Steps

1. Make sure you are using the original data cable that supports data transfer (some cables only charge).
2. Try a different USB port on the computer (prefer a direct port on the machine, avoid USB hubs).
3. Check that the device driver is installed correctly.
4. Restart both the machine and the computer, then reconnect.
5. If it still cannot connect, try another computer to rule out a computer-side issue.

The lid-open detection / Hall sensor fails, causing false alarms or preventing startup.

Troubleshooting Steps

1. Check whether the sensor is blocked or contaminated.
2. Clean the sensor surface.
3. Check the sensor cables.
4. Confirm the magnet / sensing plate is in the correct position.
5. If it still fails, contact after-sales support.

The fan does not spin, or makes unusual noise while spinning.

Troubleshooting Steps

1. Check whether the fan is blocked by dust.
2. Clean the dust off the fan.
3. Check the fan cables.
4. Noise may be caused by bearing wear, in which case the fan needs replacement.
5. Contact after-sales support for a replacement.

The power adapter indicator light is off and the machine cannot be powered.

Troubleshooting Steps

1. Check whether the power outlet is live.
2. Check that the adapter connection is secure.
3. Check whether the adapter is overheating.
4. Test with a different power cord.
5. If it still does not work, contact after-sales support to replace the adapter.

The machine cannot power on or does not respond, likely due to a mainboard failure.

Troubleshooting Steps

1. Check that the power supply is normal.
2. Check the mainboard indicator light status.
3. Restart the machine.
4. If the mainboard smells burnt, cut power immediately.
5. Contact after-sales support to inspect or replace the mainboard.

Applicable models: L2 MAX, L8

The emergency stop button cannot be reset after being pressed, or it does not work.

Troubleshooting Steps

1. Rotate the emergency stop button to try to reset it.
2. Check whether the button is stuck.
3. Check the button cables.
4. If it does not work, contact after-sales support for a replacement.
5. Never use the machine while the emergency stop is not working.

The honeycomb bed / work platform is deformed or damaged.

Troubleshooting Steps

1. Assess the extent of the deformation.
2. Minor deformation can be adjusted.
3. If severely damaged, contact after-sales support with a brief description of the issue, your order number, and a photo of the damage.
4. Re-level the platform after replacement.

The glass piece on the laser head (protective lens) is broken.

Troubleshooting Steps

1. Stop using the machine immediately.
2. Carefully clean up the broken glass.
3. Contact after-sales support with a brief description of the issue, your order number, and a photo of the damage.
4. After replacement, test whether the laser works normally.

The machine enclosure is deformed, cracked, or damaged.

Troubleshooting Steps

1. Check whether the damage affects internal components.
2. Minor cosmetic damage can be left as-is for continued use.
3. If it affects structure or safety, contact after-sales support to replace the enclosure.
4. If it was damaged during shipping, contact after-sales support for a claim.

The laser protective cover is cracked or broken, which affects safety.

Troubleshooting Steps

1. Stop using the machine immediately.
2. Assess the extent of the damage.
3. Contact after-sales support with a brief description of the issue, your order number, and a photo of the damage.
4. Do not use the machine before the cover is replaced, to avoid laser injury.

The pattern shifts or misses steps during engraving because the motor is losing steps.

Troubleshooting Steps

1. Reduce the engraving speed.
2. Check whether the belt is too tight.
3. Check the motor driver current setting (do not adjust it yourself; if adjustment is needed, contact support first for the default value).
4. Check whether the motor is overheating.
5. If steps are still lost, contact after-sales support.

Guide rail wear causes unstable movement, or the rail is damaged.

Troubleshooting Steps

1. Assess the extent of the guide rail wear.
2. For minor wear, clean and lubricate before continuing use (do not lubricate it yourself, as it may cause belt slippage).
3. For severe wear or damage, the guide rail must be replaced (contact after-sales support).
4. Recalibrate after replacement.

A loose belt causes inaccurate positioning, or the belt is broken.

Troubleshooting Steps

1. If loose, adjust the tension pulley to tighten the belt.
2. If broken, contact after-sales support for a replacement (free replacement within the warranty period).
3. Recalibrate after replacement.
4. Regularly check the belt for wear.

The machine cannot home properly, or goes out of range while homing.

Troubleshooting Steps

1. Check whether a limit switch is damaged or out of position.
2. Clean the limit switch contacts.
3. Check the limit switch cables.
4. Run the homing routine again.
5. If it still fails, contact after-sales support.

The X/Y axis moves jerkily and roughly, affecting engraving quality.

Troubleshooting Steps

1. Clean the guide rails and re-lubricate (do not do this yourself, as it may cause belt slippage).
2. Check that the belt tension is correct.
3. Check the motor driver parameter settings.
4. Check whether the guide rails are worn or deformed.
5. If it is still jerky, contact after-sales support.

The X/Y axis makes unusual noise (squeaking or rubbing) during engraving.

Troubleshooting Steps

1. Check whether the guide rails and belt need lubrication, and lubricate if necessary (do not do this yourself, as it may cause belt slippage).
2. Check whether the belt is too tight or too loose.
3. Check whether any foreign object is stuck on the guide rail.
4. Clean dust off the guide rails.
5. If the noise persists, contact after-sales support.

The X or Y axis does not move after the machine is powered on.

Troubleshooting Steps

1. Check that the stepper motor cables are plugged in properly.
2. Check whether a limit switch is stuck.
3. Check whether the software has a movement range set.
4. Restart the machine.
5. If it still does not move, contact after-sales support.

The engraved pattern is blurry and the edges are unclear due to incorrect focus.

Troubleshooting Steps

1. Re-focus using the focusing tool.
2. Check that the material is placed flat.
3. Check whether the laser head is loose.
4. Clean the window lens (do not disassemble the focus lens yourself).
5. Recalibrate the Z-axis height.

After long-term use, laser power drops noticeably and engraving becomes shallow.

Troubleshooting Steps

1. Clean the window lens (do not disassemble the focus lens yourself).
2. Check the laser module's total usage time.
3. If it is near the end of its rated life, consider replacing it with a new module.
4. Contact after-sales support for replacement options and pricing.

The laser module suddenly shuts off during engraving and the machine stops working.

Troubleshooting Steps

1. Check whether overheating protection was triggered (wait for the machine to cool down and try again).
2. Check whether the power adapter is overheating or loose.
3. Check whether the laser module temperature is too high.
4. Make sure the working area is well ventilated.
5. If it shuts off frequently, contact after-sales support with your order number and a photo of the laser module's serial number.

The laser power fluctuates during engraving, causing inconsistent depth.

Troubleshooting Steps

1. Check that the power supply is stable and avoid voltage fluctuation.
2. Check that the laser module is cooling properly (is the fan running?).
3. Check whether any cable is making poor contact.
4. Confirm the software power setting is constant.
5. If it remains unstable, the module may be aging — contact after-sales support for inspection.

The laser head does not emit light after the machine is powered on, so engraving cannot be performed.

Troubleshooting Steps

1. Make sure the laser safety switch is turned on.
2. Check that the laser power setting in the software is correct (not 0).
3. Check whether the laser module cable is loose or disconnected.
4. Clean any dirt on the window lens (do not disassemble the focus lens yourself).
5. If none of the above helps, contact after-sales support with your order number and a photo of the laser module's serial number.