Bystronic Laser Error Code List Jun 2026

He flicked the scrap away, cleared the log, and held his breath. The screen turned from angry red to a calm, clinical green. The laser hummed back to life, the blue light of the cutting head resumed its dance, and Elias checked 4022 off his mental list. Not tonight, machine. Not tonight.

"I know, Miller," Elias said calmly. "Let the machine talk to me." bystronic laser error code list

Bystronic (formerly Bystronic Laser AG) is a global leader in sheet metal processing. Their machines—ranging from the classic BySprint series to the modern BySmart Fiber and ByStar —are engineering marvels. However, like any complex CNC system, they occasionally fail. He flicked the scrap away, cleared the log,

Never ignore warnings. A warning today is a fatal error tomorrow. Not tonight, machine

Miller held his breath.

| Code / ID | Description | Probable Cause & Solution | | :--- | :--- | :--- | | | Emergency Stop Activated | The E-Stop button was pressed or a safety circuit was broken. Check all E-Stop buttons (control panel, mobile unit, rear cabinet). Reset the button and clear the error. | | 200x | Drive Error / Axis Fault | Servo drive fault. Often caused by overload, collision, or power supply issues. Check for mechanical obstructions on the X, Y, or Z axes. Reset the drives. | | 300x | Lubrication Error | The lubrication system is empty or blocked. Refill the oil reservoir. Check for clogged lines or failed pump. | | 400x | Pneumatic Pressure Low | Cutting gas (N2, O2) or assist gas pressure is below the minimum threshold. Check the main supply, open the main valve, or check for leaks in the lines. | | 501 | Door Interlock Open | The safety door or cover is open while the machine is trying to operate. Close doors securely. | | 605 | Reference Point Not Reached | The machine cannot find its home position. Check limit switches and axis sensors. Re-reference the machine. | | 700x | Cooling System Fault | The chiller is not running or the temperature is out of range. Ensure the chiller is powered on and water levels are sufficient. Clean chiller filters. |