MARTECH RCD PRO 6.2.3 Diagram connection scheme for RCD510
RCD 510 testpoints (PCB side – bottom)
Connect all the signals except K1, K2, K3 and 5V. Remember about GND signal! 8 pin - K2 (RCD510) must be connected to testpoint marked on the photo as K2.
Additionally, you should connect signals TP1, TP2, TP3 and TP4. It appears on the display board. Disconnect touch panel flex previously