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Post History: Paul
Hi Derrick, The MG3 differs from MG2 in a way that the power circuits are not shared as in MG2.
M …In: Board detection and Lightburn re-homing differences between MG2 and MG3.
10 months ago
Hi Milos, thanks for reaching out to us. The PSU is not the same but still can be used with the MG3. …In: Help with installation
10 months ago
Hi Wicus, the $ settings between the MG2 and MG3 product are slightly different. We apologise for th …In: 60Watt Install
1 year ago
Hi Wicus, I suspect the logic levels of the limit switches are not good enough to pull the limits.
…In: 60Watt Install
1 year ago
The pull off distance of the limit switches can be set via $27. Normally set to 4mm but you can try …In: 60Watt Install
1 year ago
Hi Wicus, the WP input on the Laser Power supply should be grounded (probably via the safety key) in …In: 60Watt Install
1 year ago
1 year ago
I had a customer with some issues to get his engraving to work. This is a complex process and we wro …In: Engraving quality, ImagR-Kasia
1 year ago
In a nutshell: reduced noise from the power supply by using Optocouplers, increased gantry speed, l …In: MG2 to MG3
1 year ago
If you cannot find the answer here or it is more K40 user related tips (first use, power supply issu …In: Other K40 forums that might be helpful
1 year ago
You can extend the rails in the K40 and use the existing stepper motors. Just adjust the x and y axi …In: External Stepper Drivers MG3
1 year ago
Just read a great post about laser banding (dark and light bands in the engraving)
See this link …In: Laser Banding
2 years ago
If you encounter any issues with MG3 , you could start here MG3 troubleshootingIn: MG3 trouble shooting
2 years ago
There is a blog about customising the air assist port see MG3 Air assist
There are two commands i …In: Customisation Air assist port
2 years ago
Hi David,
You could try Aliexpress https://www.aliexpress.com/item/32785321586.html?spm=a2g0o.sto …In: K40 Stepper Motor
2 years ago
Hi Merv,
This is an excellent question and many beginners bump into this issue. The first thought …In: Grayscale
2 years ago
2 years ago
Just letting you all know that LaserGrbl 4.7.1 seems to work with MGs when set for smoothie device. …In: LaserGrbl 4.7.1 works with smoothie setting
2 years ago
We expect a new batch this week, so it will be available within a week or twoIn: Stock Availability?
2 years ago
We encountered an issue while testing our new controllers with the Y axis being shrunken.
After c …In: Y axis is shrunken when I draw a perfect square
2 years ago
Hi Greg, in order to fire the laser, the laser enable signal labelled 'LO' should go to lo …In: Laser won't power up
2 years ago
2 years ago
Hi Henric, you can actually measure the voltage on the miniature pot on the step stick with a multim …In: Loosing steps on Y-axis
2 years ago
The original base code is Grbl which was created for CNC controllers. We ported it to a STM32 proces …In: Set defaults to mm/sec ?
2 years ago
Hi, it might be possible that the step stick driver is set to a low current value. We set these defa …In: Loosing steps on Y-axis
2 years ago
All the controller $ settings are in mm/min. There is no need to change or translate them. When swit …In: Set defaults to mm/sec ?
2 years ago
Hi Mark, excellent. The TL terminal on the power supply is the one you need to connect to the LO pin …In: Install on 60W
2 years ago
Hi Mark,
The LO signal is the Laser On or laser enable signal to turn on the Laser power supply v …In: Install on 60W
2 years ago
Hi Mark, yes you can install the MG to drive this setup. Just make sure you keep the common gnd (gro …In: Install on 60W
2 years ago
Thanks for the detailed actions you took to eliminate the issue. I suspect that the step sticks are …In: Mini Gerbil Freezes mid Cut. (K40)
2 years ago
2 years ago
I believe that you can set the job origin to engrave from back to front. I have managed to set that …In: Moving Backwards
2 years ago
We just had a report from a customer who experienced no movement from his laser using Lightburn 9.22 …In: Release 9.22
2 years ago
Hi Adrian, from the photo I see you selected "grbl" as device G code driver instead of &qu …In: error 24
2 years ago
Hi Adrian,
Please can you post the file that you try to laser? Ideally the Lightburn project so I …In: error 24
2 years ago
Hi Ansgar,
Is the red heartbeat led flashing when the board is powered on? (Don't plug in th …In: Mini Gerbil Problem with installing ...
3 years ago
In addition to above questions, what are the arc tolerance setting? Sometimes the arc of the vector …In: Stops Engraving
3 years ago
Hi Riley, maybe you can send some pictures of the installation?
We have seen three instances of t …In: Stops Engraving
3 years ago
Excellent information, we came across the LB blog on scan settings https://github.com/LightBurnSoftw …In: Mini Gerbil: Laser on/off vs. PWM outputs
3 years ago
Hi Matthew, i would suggest to improve the rotary function. You can replace the rubber bands on the …In: Poor performance and rendering quality
3 years ago
Hi Martin,
I tested the fill and line both on the k40 and trotec. Normally I run separate jobs f …In: Skipping steps please help.
3 years ago
Hi Nathan,
Just to provide some additional info for other people who are reading this and aren� …In: Minimum PWM Output
3 years ago
Hi Matthias, dailing in grayscale is a bit of an art and a lot of trial and error. What laser progra …In: Grayscale
3 years ago
Hi Mark, wobbly lines are result of loose belts. So you need to tighten them but don't overtigh …In: When a square isnt a square (k40, lighhtburn, mini Gerbil)
3 years ago
https://youtu.be/YvQ8L7Xth8k is must watch about quality photo engraving explained from Russ at thin …In: Dialing in photo quality engraving
3 years ago
Hi Martin, the super fast line speed is the default max feed rate at $110 for X, and $111 for Y.
…In: Skipping steps please help.
3 years ago
Hi Nathan, indeed you can use the $31 setting as minimum output. I would trial a value slightly abou …In: Minimum PWM Output
3 years ago