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K40+

Laser Engraver

Control Card

User Manual

Read Carefully Before Use
Keep for Future Reference

Summary of Contents for K40+

Page 1: ...K40 Laser Engraver Control Card User Manual Read Carefully Before Use Keep for Future Reference...

Page 2: ...s control system or operate the laser When correctly installed and used in accordance with these instructions your laser should operate safely but some components remain extremely dangerous Be sure th...

Page 3: ...ty Information 4 2 1 Disclaimer 4 2 2 General Safety Instructions 4 2 3 Electrical Safety Instructions 4 3 Installation 5 3 1 Unpacking Your Control Board 5 3 2 Preparation 5 3 3 Replacing the Old Con...

Page 4: ...d not be disposed of with regular garbage 1 2 Symbol Guide This control board is intended for use with OMTech s low wattage laser engravers and cutters using glass DC or metal RF carbon dioxide CO tub...

Page 5: ...4V DC Output Power 5V DC Max Clock Frequency 120 MHz Firmware Smoothie Compatible Software LightBurn Windows Linux MacOS System Memory 512 MB Compatible File Systems FAT16 FAT32 Maximum USB Speed USB...

Page 6: ...Driver Signal Multiphase Y Axis Driver Signal Multiphase Z Axis Driver Signal OMTech or Bipolar U Axis Driver Signal OMTech or Bipolar X Axis Driver Signal OMTech or Bipolar Y Axis Driver Signal OMTe...

Page 7: ...the water cooling system heat sensors and other safety equipment If your engraver did not come with an interlock sensor that automatically cuts power to the laser when the work bay s protective cover...

Page 8: ...d Your control board and its microSD card should arrive protected by an antistatic bag and insulating foam If you find any damage during unboxing or installation please contact us immediately Do not c...

Page 9: ...l Board Remove the three bolts holding the control board plate to your engraver Remove the plate and remove the four bolts at the corners of the old control board You can mount the new control board i...

Page 10: ...aser Tube Connection This control board does not directly connect to your laser tube 3 4 3 Laser Head Connections On the control board find the 4 pin terminals marked X and Y beside the power terminal...

Page 11: ...ing negative pulse PUL direction DIR and enable EN pins respectively 3 4 4 Device Input Connections This circuit board can accept two separate 5V input signals from devices such as an interlock open c...

Page 12: ...control board find the 5 pin terminal along the side next to the USB port Connect the END or LMT terminal block previously removed from your old board to this terminal If you are connecting the wires...

Page 13: ...OW HE1 and HE2 and OUT1 and OUT2 Each has a line pin and a shared or separate ground pin GND 3 4 7 Workbed Connections To install an automatically adjustable workbed for your engraver follow the instr...

Page 14: ...mended that you configure your machine not to automount the control board s microSD card Again leaving it mounted during engraving can lead to unexpected pauses and glitches when the control computer...

Page 15: ...ect that you will connect to it using Serial USB Choose a name for your engraver Smoothieware in the example picture and enter the length of your laser engraver s X and Y axes in millimeters Enter the...

Page 16: ...store power to your engraver and test that all of its safety features remain fully functioning Test that the control panel and control computer are able to move the engraver s laser head and fire the...

Page 17: ...our engraver s emergency stop button disconnect your engraver from its power source and leave it disconnected until all damage or malfunctioning equipment has been fully repaired or replaced Contact U...

Page 18: ...U S B K 4 0 S 0 0 Rev 15 Feb 2022...

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