Perform a Cold Start: If the error is a software glitch, restarting the control system can often clear persistent "ghost" errors.
| Error Code | Description | Likely Cause | Immediate Fix | | :--- | :--- | :--- | :--- | | | Connection to NC lost | Ethernet cable unplugged or firewall active | Reboot the Industrial PC. Disable Windows updates. | | W-6020 | USB dongle (License) missing | Dongle vibrated loose | Plug into rear USB port. Use USB extension to secure. | | E-6050 | Hard disk full | 10+ years of error logs | Archive Logs to USB. Delete C:\Bystro\Logs\*.txt . | | I-6100 | Program incompatible | NC code from old CAD/CAM version | Repost the part using current Bystronic Post Processor. | bystronic laser error code list
Effective troubleshooting begins with accessing the correct documentation, such as the ByVision User Manual or specific CNC instructions . Modern systems increasingly use connectivity and predictive maintenance to analyze real-time data, allowing Bystronic support teams to assist operators remotely. Perform a Cold Start: If the error is
| Error Code | Description | Possible Cause | Suggested Action | |------------|-------------|----------------|------------------| | | Emergency stop active | Emergency stop button pressed or safety circuit open | Reset emergency stop(s), check safety gate switches | | 1010 | X-axis following error | Servo drive overload, mechanical binding, or encoder issue | Check axis movement by hand, restart drives, check encoder cable | | 1020 | Y-axis following error | Similar to X-axis | Clean linear guides, check belt/rack & pinion | | 1102 | Cutting gas pressure too low | Gas supply empty, regulator failure, or hose leak | Check gas bottle level, test pressure at regulator | | 1205 | Laser resonator temperature high | Cooling water flow low, chiller failure, dirty filter | Inspect chiller, clean or replace coolant filter, check water level | | 1303 | Focus position out of range | Dirty lens, wrong nozzle, or sensor offset | Clean protection glass & lens, recalibrate focus finder | | 1407 | Nozzle change failed | Stuck nozzle, damaged tool, or air pressure issue | Clean nozzle changer, manually check gripper, restart changer cycle | | 1500 | Cutting head collision detected | Head struck part or sheet | Move head up, inspect head & ceramic ring, run head calibration | | 2002 | Main contactor did not close | Power supply fault, blown fuse, or safety relay issue | Check main power, fuses, and safety relay status | | 3010 | Bus communication error | Loose cable, EMI, or faulty fieldbus module | Re-seat cables, check shielding, reboot control | | 4005 | NC program syntax error | Invalid G-code or M-code | Check program near line indicated, simulate in BySoft | | 5012 | Laser diode current limit exceeded | Aging diode or driver fault | Run diode test, contact Bystronic service | | | W-6020 | USB dongle (License) missing