[BUG] Laser does not turn on

[qulet]

Did you test the latest bugfix-2.1.x code?

Yes, and the problem still exists.

Bug Description

I activated the Fire pulse laser functions from the LCD menu and it works. The laser is activated with gcode M3 SXX.

Running the following code: LightBurn 1.0.06

; Marlin device profile, current position
; Bounds: X-23 Y-23.5 to X23 Y23.5
G21
G91
; Cut @ 500 mm/min, 50% power
M9
M05
G0X23 Y-23.5 F0
; Layer C00
G1X-46 F500 I S50
G1 Y47 
G1X46 
G1 Y-47 
M9
M05
; return to starting pos
G0 X-23 Y23.5 F0

Does not turn on the laser - the head draws a rectangle 46x47 mm without activated laser with 50% power

Bug Timeline

Now

Expected behavior

No response

Actual behavior

The head with the lit laser draws a rectangle 46x47 mm with 50% power

Steps to Reproduce

1. Start Marlin
2. Activate the laser in the LCD menu.
3. run the code from the card or via the USB port.

Version of Marlin Firmware

2.1.24

Printer model

Core XY

Electronics

MKSSbase

LCD/Controller

RepRapDiscount_Full_Graphic_Smart_Controller

Other add-ons

NEJE 40W N40630 CNC laser head

Bed Leveling

UBL Bilinear mesh

Your Slicer

Simplify3D

Host Software

Pronterface

Don't forget to include

• [X] A ZIP file containing your Configuration.h and Configuration_adv.h.

Additional information & file uploads

Marlin.zip

[qulet]

Sorry, I confused actual behavior with expected behavior...

[thisiskeithb]

Please translate your comments to English so we can better help you. I've updated your issue text & reply.

---

From your config:

#define CONFIGURATION_H_VERSION 02010204

Please download bugfix-2.1.x to test with the latest code and let us know if you're still having this issue.

[qulet]

The laser in Marlin V 2.1.1 works properly.

[qulet]

Changing the software version fixed the problem.

[github-actions[bot]]

This issue has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.