"Only the led for heatbed is turning on when i do M140"
can't see how that is possible... unless the hotend led is dead..
each mosfet has a led across the output... if the mosfet is on the led must be on...
can't see how that is possible... unless the hotend led is dead..
each mosfet has a led across the output... if the mosfet is on the led must be on...