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Printing issues ...
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Ended up buying a new RAMPS 1.4 and the problems went away. Even used the same stepper driver daughtercards, so it probably was a bad polyfuse.
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rdb9878
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Printing
I just measured the 12V-AUX pins as you show, and I did measure 12V. So that means the poly fuse is still good?
I measured with no loads (just 12V going in). Should I also repeat test with everything connected and trying to print?
by
rdb9878
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Printing
I've been using the same RAMP V1.4 board for many years now, but yesterday it stopped in a middle of a print and decided to never move again, even after several power cycles on everything. My setup is this: Repetier Host -> Networked Raspberry Pi 3B+ (Repetier Server) -> USB UART -> Arduino Mega 2560 -> RAMPS V1.4.
Here is what is happening: When I click the print button in Repetier
by
rdb9878
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Printing