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1. The indicator light is off: the machine is in a power-off state, or the power-on is abnormal.

2. Breathing light effect: the machine is in standby mode, you can press the micro switch to enter preview mode or engraving mode.

3. The indicator light is flashing: the machine is in the upgrade mode or abnormal mode, and the buzzer makes a rapid sound, and it will automatically enter the standby mode after the upgrade is completed or the abnormality is cleared.

4. The indicator light is always on: the machine is in preview mode or engraving mode, and the laser head is in the light-emitting state at this time, special attention should be paid to safety.