PCB needs R1=2Kohm ?

[CCERocks]

Hi where in your pcb schematic that located for R1=2Kohm?

[function3d]

For firmware version 1.4 or later, use a 2 kΩ resistor instead of a 10 kΩ resistor for R1; resistor R1 is labeled on both the schematic and the PCB.