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Post History: Paul

Paul

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The grinding issue is caused by the Limit switches not connecting properly. The plug must be turned …In: Griding motors on non-ribbon k40 version

5 years ago

Hi Mario, it seems that the LO signal is not active or connected. Please send me some photo's s …In: Lightburn not firing my K40

5 years ago

You could add a switch between the PWM input and the PWM output from the MG and PWM out put from the …In: 'switch machine' switch????

5 years ago

Hi, this is a difficult issue since it can have many causes but best is to debug it systematically. …In: Mini GRBL Not Found

5 years ago

I speculate that it is related to pushing to 8 bit controller too hard on speed. Maybe try to half t …In: Higher Laser Power setting causing stepper motors to loose steps

5 years ago

another possibility is that the pause/resume header pin gets triggered despite not connected (static …In: Getting a message that says restoring spindle

5 years ago

Hi Roger, there should be a little m4 bolt in the middle (bottom).In: can't open co2 lid

5 years ago

Hi can you try to set the controller in CNC mode via $32=0 and retest? Please let me know what happe …In: Legacy Gerbil GRBL-M3 No Laser ON with M3

5 years ago

Hi, sometimes it can be challenging to fix the various connectors. However the catching lip is not r …In: Y-Axis connector issues...

5 years ago

Hi Vincent, Glad it worked out. It can be challenging to figure out what is happening especially rem …In: error code 9 (end stop)

5 years ago

Okay, first unlock the controller via $X then issue the G0 X10 Y10 command and see if that get you m …In: error code 9 (end stop)

5 years ago

In addition to this thread... I saw the screen shot where it says error 9. The limits are not trigge …In: error code 9 (end stop)

5 years ago

Hi Motorxy, The alternative is a bit of a work around. You can save the G-code file instead of li …In: No homing on extension

5 years ago

Hi Vincent, It is possible that electrical noise will distort the limit signals. However the MG h …In: error code 9 (end stop)

5 years ago

Hi Smestephens, There are a few articles on the k40 forum on how to debug the optical limits (rib …In: Optical Limit Switches Not Working

5 years ago

Another post about the topic that will help you to debug it. https://awesometech1.wpengine.com/k4 …In: error code 9 (end stop)

5 years ago

Hi Vicent, My apologies for the late reply but Dan is snowed under with running Awesome …In: error code 9 (end stop)

5 years ago

Hi Tristam, You can hook up a potmeter (5kOhm) on the 5V, IN and Gnd terminals of the K40 laser P …In: Fixed output mA

5 years ago

Electronic Limits $27=2.5 Mechanical limits $27=4 $27=physical hysteresis between the point of …In: $ Settings setup hassle

5 years ago

Yes we could change the firmware to have a low level instead of 5V DC at start up. Other suggesti …In: 3 Way switch to enable test fire

5 years ago

That's great to hear Billy. I hope it is now working properly.In: noise on serial connecttion

5 years ago

Hi Billy, A bad earth (green/yellow) on the K40 and or middle prong of the mains outlet or plug o …In: noise on serial connecttion

5 years ago

Hi Robert, I would suggest to isolate the power issue. Maybe you can run the board from the USB p …In: Power increase after engraving for a while.

5 years ago

The Gnd and 5V are already available in the Big Power Connector (4 pin connector) so they are redund …In: NMF installation problems

5 years ago

The status report $10 is less supported in Lightburn. The full report $10=31 is no longer supported …In: $10 no fully supported in LightBurn

5 years ago

Hi Riley, It should work if LaserGrbl works with the Grbl protocol. Set $10=1 (reporting settings) t …In: LaserGRBL

5 years ago

Hi, yes make sure you sort out the grounding. Next is to adjust the acceleration settings for the X …In: Mini Gerbil Cuts But Won't Engrave With Lightburn

5 years ago

I suspect that a supply spike does corrupt the settings. May be leave the board under power and see …In: Changed $ values

5 years ago

Hi, Just let me know the order and I will replace it under warranty.In: Error 9 , need more information about the G-code Lock

5 years ago

Hi Phil, I have come across this issue only once. Check whether there is a $RST=* command in Lase …In: Changed $ values

5 years ago

Hi, thanks for chasing that up. $10 had multiple options for debugging which the official Grbl might …In: Lightburn Hanging With Laser Busy

5 years ago

Yes you can post the image here. It's always nice for other users to see what is happening so t …In: Power increase after engraving for a while.

5 years ago

I am a bit perplex since I can't replicate the issue. What device driver are you using in Light …In: Lightburn Hanging With Laser Busy

5 years ago

Hi, we wrote a few blogs about the engraving adjustments and settings which seems to be hidden away. …In: Mini Gerbil fine tuning

5 years ago

Hi, We wrote a blog about this topic a while ago see https://awesometech1.wpengine.com/k40-laser-be …In: Grayscale/power-speed matrices

5 years ago

Hi Robert, the replacement pot needs 5v DC, IN and GND. Not sure if you have wired the potmeter with …In: Power increase after engraving for a while.

5 years ago

Hi, G-lock code errors are the most difficult ones. Basically the G-code being streamed has an error …In: Error 9 , need more information about the G-code Lock

5 years ago

also experiment with rapid speed settings. In other g-code senders like CNCjs, you can set the sh …In: Reduce travel movement speed

5 years ago

Hi the travel speed is set by your G-code sender application. In lightburn for example you can adjus …In: Reduce travel movement speed

5 years ago

Ok, just email me and I will send you the hex file via email. Not sure why it get's corrupted.. …In: Problem update Firmware

5 years ago

You need to wire the PWM output of the Mini Gerbil (first pin, of the first header on the right) to …In: Wiring different from examples

5 years ago

Hi, just drop me an email and I will post one out to you, cheers, PaulIn: Economical power connector

5 years ago

Hi, how old is the tube? They last about 800-1000 hours but my first tube was already weak from day …In: poor quality engraving

5 years ago

The gantry always "locks" to prevent it from loosing its position. You can disable this by …In: Test fire Switch Macro for Light Burn

5 years ago

This issue is often caused by ground loop currents which flow back through the USB cable which it is …In: Legacy Gerbil + Lightburn - Blue Laser Enable Stays on

5 years ago

From the picture I can see you use the wrong device driver. You need to select Gerbil-STM. …In: K40 Mini Gerbil not firing

5 years ago

Hi, the faint line it's definitely the LO signal. Try to wire it separately and see if it helps …In: Faint Line during travel

5 years ago

Hi, the only difference is that the connectors for WP/LP (water protect loops) and IN (pwn in) are n …In: Wiring different from examples

5 years ago

Probably it's a dirty 5V line (electrical noise like spikes etc.). You can add a filter cap of …In: Problem with 5V from power supply

5 years ago

You probably need to ground the Door pin on the controller to get rid off the message. …In: Update firmware

5 years ago

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