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Post History: Paul

Paul

Administrator

Hi, Thanks for sending the YT video. Apologies for the late reply but we have been debating about th …In: mini Gerbel firing before job

6 months ago

Hi Dave, This is possible but it requires a bit of tech savviness on your side. Here is the link …In: Air assist solenoid valve

9 months ago

Hi, the laser power is controlled via G code commands e.g. S100 will send 10% power, S500 will send …In: MiniGerbil - Test Fire too Hot

9 months ago

Hi Matteo, From what I see is that you have an additional power supply. The reason for that is, t …In: Different K40 with different wiring

9 months ago

Hi Matteo, It seems you have a very new Chinese controller board but the laser power su …In: Different K40 with different wiring

10 months ago

Hi Zoltan, The results in x and y direction are different because the max stepping rate in x dire …In: Engraviring problem

11 months ago

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.

2 years 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

2 years ago

Hi Wicus, the $ settings between the MG2 and MG3 product are slightly different. We apologise for th …In: 60Watt Install

3 years ago

Hi Wicus, I suspect the logic levels of the limit switches are not good enough to pull the limits. …In: 60Watt Install

3 years 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

3 years ago

Hi Wicus, the WP input on the Laser Power supply should be grounded (probably via the safety key) in …In: 60Watt Install

3 years ago

We thought it would be helpful to post here the pinout map of the MG3 board.In: MG3 PINOUT MAP

3 years 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

3 years ago

In a nutshell: reduced noise from the power supply by using Optocouplers, increased gantry speed, l …In: MG2 to MG3

3 years 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

3 years 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

3 years ago

Just read a great post about laser banding (dark and light bands in the engraving) See this link …In: Laser Banding

3 years ago

If you encounter any issues with MG3 , you could start here MG3 troubleshootingIn: MG3 trouble shooting

3 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

3 years ago

Hi David, You could try Aliexpress https://www.aliexpress.com/item/32785321586.html?spm=a2g0o.sto …In: K40 Stepper Motor

3 years ago

Hi Merv, This is an excellent question and many beginners bump into this issue. The first thought …In: Grayscale

3 years ago

See below.In: upgrading limit switches

3 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

3 years ago

We expect a new batch this week, so it will be available within a week or twoIn: Stock Availability?

3 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

3 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

3 years ago

Thanks Anthony, i will investigate and see if there is a fix for it.In: Fast Red Flashing LED

3 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

3 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 ?

3 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

3 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 ?

3 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

4 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

4 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

4 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)

4 years ago

https://forum.lightburnsoftware.com/t/upside-down-and-backwards/29011/11In: Moving Backwards

4 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

4 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

4 years ago

Hi Adrian, from the photo I see you selected "grbl" as device G code driver instead of &qu …In: error 24

4 years ago

Hi Adrian, Please can you post the file that you try to laser? Ideally the Lightburn project so I …In: error 24

4 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 ...

4 years ago

In addition to above questions, what are the arc tolerance setting? Sometimes the arc of the vector …In: Stops Engraving

4 years ago

Hi Riley, maybe you can send some pictures of the installation? We have seen three instances of t …In: Stops Engraving

4 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

4 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

4 years ago

SQR to test if the picture is sharp and aligned.In: Skipping steps please help.

4 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.

4 years ago

Hi Nathan, Just to provide some additional info for other people who are reading this and aren&#0 …In: Minimum PWM Output

4 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

4 years ago

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