When i start temperature to hotend or heatbed my ramps is restarting and LCD turns on and off quickly.I have an arduino ATMega2560 + Ramps 1.4, I checked all cables, all functions go, except the above.If remove the cables from heatbed or hotend It works perfectly, bu when i reconect the cable, she sparks as would short.
Where is the problem ?
Please help me !!!
