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Can anyone tell me where to connect a cooling fan on the Sanguinololu v1.3a board? A few of the information pages mention three PWM outputs: Extruder, bed heater and fan, but none of the wiring diagrams that I can find, actually show the connections for the fan.

1 Answer 1

It appears that there isn't an "out-of-the-box" solution to your request, but luck is with you. Someone with your board and objective has posted what appears to be a reasonable modification: