MARTECH RCD PRO
Expander Bottom side. Perform the selected connection. The selected resistor should have a value of 0 ohm (short circuit). U10 and U11 signals should be connected to test points located on front panel pcb.
Note! The following modification can be used also for other models which are supported by the RCDPRO application. Cutting path does not affect for the work of the other applications.
High resolution photos are available under suport area.