Geeetech

To further help diagnose, I tried to print one of the gcode files from the prusa drivers file, ABS_2x_3DHubs_Marvin_1H.gcode
...
same result - I click the file (through LCD screen navigation) & nothing happens

Hi Bang,
It wouldn't let me attach the gcode here so i have uploaded to dropbox
https://www.dropbox.com/s/05vvatxm05ccn ... gcode?dl=0

Please let me know if you notice anything. thanks - brian.

Hi Bang,
It wouldn't let me attach the gcode here so i have uploaded to dropbox
https://www.dropbox.com/home?preview=gcode.gcode

Please let me know if you notice anything. thanks - brian.

Update - removing/reinstalling Marlin driver fixed the LCD & screeching & I thought it would then be wise to try & print from a gcode file on an SD card. The result is the same as when hitting 'run' in Repetier Host... the Pro B doesn't do anything. I can see the file on the LCD screen & select it j...

I am using a Mac, OS X 10.11.6. I need some help... Haven't been able to print my first 3D print, or even get the extruder moving. -I have built/wired the pro B. So far, so good. -To install the Marlin firmware I rolled back to Arduino 1.0.6 to get around the compile error with later versions --> "...