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Post History: Paul
Great work and glad that you got your set up working. The Imax per driver is 2A but the power supply …In: T2laser testing
8 years ago
Hi, you can indeed use the K40 shield with a standard UNO R3. The only thing you need to set is the …In: using shield with stock R3
8 years ago
Hi, I was about to take a photo but you already located the adapter. Normally they are supplied with …In: T2laser testing
8 years ago
Sparkfun is a very reputable company so I am pretty sure it works. I got mine from Jaycar in Austral …In: T2laser testing
8 years ago
I have use various USBasps and they all work fine with various drivers like libusb etc. Would you li …In: T2laser testing
8 years ago
8 years ago
Ok, this is a windows issue with the USB drivers for the USBasp flashburner since it is not a digita …In: T2laser testing
8 years ago
A new flash should not overwrite the $$ settings. However it's good practice to save your setti …In: T2laser testing
8 years ago
When you upload the firmware via e.g. extremeAVRburner, choose 328 because the 328pb is not listed b …In: T2laser testing
8 years ago
The Laser PSU has two logic gates that need to be grounded in order for the laser to be fired by the …In: New Gerbil install, no laser activation
8 years ago
Gerbil sends codes back to save memory in its program space. It is assumed that the gcode applicatio …In: A list of all those codes and their meaning
8 years ago
Hi, you can adjust the mini pot on the step stick which increases the current to the stepper motor. …In: It will home but Y will not move
8 years ago
Cloudray at Aliexpress does sell good power supplies and other components. They aren't cheap bu …In: Gerbil occasionally resets GRBL settings
8 years ago
O I see, the start of that post provided all the information which did not help you. Please let me k …In: K40 board does not have ribbon cable
8 years ago
Hi Long,
The settings are stored in the EEPROM memory of Gerbil. I suspect that the electrical tr …In: Gerbil occasionally resets GRBL settings
8 years ago
Hi, there is a good description on wiring this in this post https://awesometech1.wpengine.com/k40-fo …In: K40 board does not have ribbon cable
8 years ago
See the download menu, at the bottom, cheers!In: Is there a schematic for the shield, or why won't this thing home.
8 years ago
Really nice write up and happy to see people improving the K40 and doing 3d prints at home!In: Simple Mods for my K40
8 years ago
Hi Clint well done. I remember assembling the wooden 3d printer Printrbot 1406 for a friend of mine. …In: Clint's K40 build
8 years ago
You're right, there is only confusion about Voltage and mA.
Voltage = I refer to the average …In: Debugging guide
8 years ago
Hi, I wrote a simple debugging guide to help you to diagnose any installation issues:
Debugging t …In: Debugging guide
8 years ago
You can set the $31 laser mode to cnc mode which allows the laser to fire when the gantry is not mov …In: Test the laser and align mirrors mode
8 years ago
Also you can set the $31 laser mode to cnc mode which allows the laser to fire when the gantry is no …In: lazer not fireing
8 years ago
Hi Tyler, the best thing to do is to measure with an ohm meter to see if the switches work. I suspe …In: X-Axis not homing
8 years ago
configuration can be found here https://github.com/paulusjacobus/grbl/wiki/Configuring-Gerbil-Grbl-v …In: Different Power Supply - where to add laser wire?
8 years ago
8 years ago
Hi, there are two types of end stops:
Mechanical - 2 wires (ground and signal)
Electronic - 3- …In: X-Axis not homing
8 years ago
8 years ago
Yes you can wire 2 motors parallel like they do for 3d printers (reprap). However, it's hard to …In: 2 stepper motors 1 axis ?
8 years ago
Minimum fire of the laser is at 2mA. You probably don't noticed it since it's very weak. A …In: Waiting for my Gerbil to arrive, but I have a general question.
8 years ago
Hey Gmonsey, you can read out the end/limit switches via the gcode command ‘ ?’.
just type $$ in …In: Inkscape crashes Home
8 years ago
Hi John, amazing a new board I have not seen before. Best is to track the cabling down to see what t …In: Help with connecting from a HT-Master-6 board to Gerbil
8 years ago
You leave the existing wires in the 24Volt connection and add the pcb fan wires to it. Ensure you co …In: Where does mini PCB fan plug in?
8 years ago
Hi, unfortunately I have no clue here. Maybe getting in contact with Lightburn will shed some light …In: laser power is not working on grayscale images in lightburn
8 years ago
Hi, Usually set the current for the K40 steppers at 250-300mA. The k40 stepper motors are really sma …In: Power supply issues
8 years ago
Hi Elliot,
I see you have a blue shield version, we have upgraded the shields since to have suppr …In: No x axis movment
8 years ago
Hey Andy, any follow up so far? Is there something I can help with?In: New install but strange laser issue.
8 years ago
At this moment not but we will launch a new controller with additional features.In: Adjustable z-table
8 years ago
Check whether the settings in Inkscape are Inches. They must be mm. If not then check the controller …In: X/Y limits
8 years ago
This must be due to comms errors. Check for ground loops via the USB cable. K40s chassis need to be …In: Observation on errors
8 years ago
Hi , I completely missed this post, my apologies. I am pretty sure your k40 shield has a bad connect …In: Problem with install
8 years ago
The step stick is the tiny pcb with a heatsink (2 of them) on the k40 shield of the controller. The …In: Power supply issues
8 years ago
This means the steppers are drawing too much current from the power supply. Check if the potmeters o …In: Power supply issues
8 years ago
Hi, Glad you found the issue and got it to work. Yes the PWM signal is a 5v signal. You need to set …In: Different Power Supply - where to add laser wire?
8 years ago
Hi, I have managed to find an easy and simple ticket support system. i have activated a button on an …In: Forum Support Ticket System
8 years ago
Glad you found the issue! Great way to debug issues like that. Sometimes the eeprom can be overwritt …In: Help troubleshooting slow Y axis (FIXED)
8 years ago
Hey Brandon, do you still have an issue with dialling in the power? Just let me know and I will inve …In: Laserweb
8 years ago
8 years ago